Impairment, Long-Lived Asset, Held-for-Use, Total
Impairment, Long-Lived Asset, Held-for-Use
Impairment of long-lived assets held for use
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Option vesting period
Canadian Subsidiary [Member]
Canadian Subsidiary [Member]
Canadian Subsidiary [Member]
Gross Profit
Gross profit
EMEA, excluding United Kingdom.
E M E A Excluding United Kingdom [Member]
Europe (excluding United Kingdom), Middle East and Africa [Member]
Operating Loss Carryforwards
Net operating loss carryforwards
Operating Loss Carryforwards, Total
Stock issued during period shares stock options and stock appreciation rights exercised.
Stock Issued During Period Shares Stock Options And Stock Appreciation Rights Exercised
Exercised
Orbit Private Investments L.P.
Orbit Private Investments Limited Partners [Member]
Orbit Private Investments Limited Partners.
Partner Type of Partners' Capital Account, Name [Domain]
Partner Type of Partners' Capital Account, Name
Operating Segments [Member]
Senior secured credit facilities.
Senior Secured Credit Facilities [Member]
Senior Secured Credit Facilities [Member]
Restricted cash and cash equivalents included in funds receivable and funds held on behalf of clients restricted.
Restricted Cash And Cash Equivalents Included In Funds Receivable And Funds Held On Behalf Of Clients Restricted
Restricted cash and cash equivalents included in funds receivable and funds held on behalf of clients
Auditor Location
Business Combination, Separately Recognized Transactions [Line Items]
Business Combination Separately Recognized Transactions [Line Items]
Share based compensation arrangements by share based payment award options and stock appreciation rights forfeitures in period weighted average exercise price.
Share Based Compensation Arrangements By Share Based Payment Award Options And Stock Appreciation Rights Forfeitures In Period Weighted Average Exercise Price
Cancelled/forfeited, Weighted Average Exercise Price
Share based compensation arrangement by share based payment award and stock appreciation rights options outstanding weighted average exercise price.
Share Based Compensation Arrangement By Share Based Payment Award And Stock Appreciation Rights Options Outstanding Weighted Average Exercise Price
Weighted Average Exercise Price, Outstanding Opening
Weighted Average Exercise Price, Outstanding Closing
Operating Expenses [Abstract]
Operating expenses:
EMEA [Member]
Europe, Middle East and Africa [Member]
Contributed historical cost
Contributed historical cost
Treasury Stock [Member]
Treasury Stock [Member]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class
Investments, Fair Value Disclosure
Investments measured at fair value
Investments, fair value
Investments, Fair Value Disclosure, Total
Asset Class [Domain]
Asset Class
Operating Income (Loss)
Operating income
Business Acquisition, Pro Forma Revenue
Revenues
Domestic federal net operating loss carryforwards expiration period.
Domestic Federal Net Operating Loss Carryforwards Expiration Period
Federal net loss carryforwards
Perpetual license Member.
Perpetual License [Member]
Perpetual License [Member]
Concentration Risk Type [Domain]
Concentration Risk Type
Capitalized Computer Software, Amortization
Amortization expense related to capitalized software development costs
Shares attributable to SS&C:
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Represents the entity's future capital commitments related to a limited partner investment.
Future Capital Commitments
Unfunded commitments
Entity Emerging Growth Company
Entity Emerging Growth Company
Non cash purchase price consideration.
Non Cash Purchase Price Consideration
Non-cash purchase price consideration (Note 8)
Investment, Policy [Policy Text Block]
Investments and Unconsolidated Affiliates
Income Tax Disclosure [Abstract]
Financial Instrument [Axis]
Financial Instrument
2024
Purchase Obligation, to be Paid, Year Three
Increase (Decrease) in Prepaid Expense and Other Assets
Prepaid expenses and other assets
Increase (Decrease) in Prepaid Expense and Other Assets, Total
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Cancelled/forfeited, Weighted Average Grant Date Fair Value
Less: accumulated amortization
Finite Lived Intangible Assets Accumulated Amortization1
Finite lived intangible assets accumulated amortization 1.
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Initial authorized shares
Payments to Acquire Property, Plant, and Equipment
Additions to property and equipment
Payments to Acquire Property, Plant, and Equipment, Total
Geographical [Axis]
Geographical
Common Stock, Value, Issued
Common stock
Common Stock, Value, Issued, Total
Common Stock, Value, Issued, Beginning Balance
Common Stock, Value, Issued, Ending Balance
Entity Address, State or Province
Entity Address, State or Province
Liabilities
Total liabilities
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income Loss [Table]
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenues by Geography and Source
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of Sources of Income Before Income Taxes
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Risk-free interest rate, Time-Based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table]
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]
Ownership Percentage
Noncontrolling Interest, Ownership Percentage by Parent
Goodwill
Ending balance
Beginning balance
Goodwill (Note 9)
Goodwill
Goodwill, Total
Liabilities [Abstract]
Accounts Receivable, Related Parties, Current
Trade accounts receivable from related parties
Stockholders' Equity before Treasury Stock
Stockholders' equity before treasury stock
Schedule of Revenues from External Customers and Long-Lived Assets [Table]
Schedule Of Revenues From External Customers And Long Lived Assets [Table]
Payment, Tax Withholding, Share-based Payment Arrangement
Withholding taxes paid related to equity award net share settlement
Class of Stock [Domain]
Class of Stock
Trade Names [Member]
Trade Names [Member]
Trade Names [Member]
Sublease Income
Total gross sublease and other rental income
Maintenance contract term.
Maintenance Contract Term
Term of maintenance contract
Millenium Consulting Services.
Millenium Consulting Services [Member]
Millenium Consulting Services [Member]
Gain on bargain purchase
Gain on bargain purchase
Business Combination, Bargain Purchase, Gain Recognized, Amount
Unrealized gains on equity securities held as of the end of the period
Equity Securities, FV-NI, Unrealized Gain (Loss)
Equity Securities, FV-NI, Unrealized Gain (Loss), Total
Pershing Road Development Company, LLC.
Pershing Road Development Company L L C [Member]
Pershing Road Development Company, LLC [Member]
Foreign and state tax authority.
Foreign And State Tax Authority [Member]
Foreign and State [Member]
Share based compensation arrangement by share based payment award options and stock appreciation rights outstanding number.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Outstanding Number
Number of Shares, Outstanding Closing
Number of Shares, Outstanding Opening
Share Repurchase Program [Domain]
Share Repurchase Program
Business Combinations [Abstract]
Debt Instrument, Redemption, Period Two [Member]
Prior to March 30, 2022, Rdemption May Whole or in Part [Member]
Payments for debt extinguishment and refinancing activities.
Payments For Debt Extinguishment And Refinancing Activities
Fees paid for debt extinguishment and refinancing activities
Property, Plant and Equipment, Estimated Useful Lives
Property, plant and equipment, Estimated Useful Lives
Acquired client relationships and contracts.
Acquired Client Relationships And Contracts [Member]
Acquired Client Relationships and Contracts [Member]
Comprehensive income attributable to noncontrolling interest
Comprehensive income attributable to noncontrolling interest
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest, Total
Cash and cash equivalents maximum maturity period.
Cash And Cash Equivalents Maximum Maturity Period
Cash equivalents, maturity period
Proceeds from collection of other non current receivables.
Proceeds From Collection Of Other Non Current Receivables
Collection of other non-current receivables
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Legal Entity [Axis]
Legal Entity
Defined Contribution Plan, Employer Discretionary Contribution Amount
Company incurred matching contribution expenses
Intangible and other assets, net of accumulated amortization of $2,890.5 and $2,655.6, respectively (Note 9)
Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges, and aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).
Intangible Assets Net And Other Assets Excluding Goodwill
Debt Repayment Year.
Debt Repayment Year
Debt repayment year
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue
Deferred revenue
Revenue from Related Parties
Operating revenues from related parties
General and Administrative Expense [Member]
General and Administrative [Member]
Other Liabilities
Other Liabilities
Other Liabilities, Total
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Consideration paid, net of cash acquired
Line of Credit Facility, Remaining Borrowing Capacity
Credit facility, amount available
Business combination, recognized identifiable assets acquired and liabilities assumed, current liabilities, accrued employee related liabilities.
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accrued Employee Related Liabilities
Accrued employee compensation and benefits
Equity Securities [Member]
Marketable Equity Securities [Member]
Two thousand fourteen stock option plan.
Two Thousand Fourteen Stock Option Plan [Member]
2014 Stock Option Plan [Member]
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Accounts Receivable, Net
Accounts receivable, net of allowance for credit losses of $17.9 and $16.8, respectively (Note 3)
Accounts Receivable, after Allowance for Credit Loss, Current
Total accounts receivable, net
Debt Instrument, Redemption, Period [Domain]
Debt Instrument, Redemption, Period
Fair Value, Recurring and Nonrecurring [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Significant Accounting Policies [Text Block]
Summary of Significant Accounting Policies
Contract with Customer, Liability, Revenue Recognized
Deferred revenue recognized
City Area Code
City Area Code
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Summary of Weighted-Average Assumptions Using Black-Scholes Option-Pricing Model
Deferred Tax Assets, Gross
Total
Share based compensation arrangement by share based payment award period from date of grant.
Share Based Compensation Arrangement By Share Based Payment Award Period From Date Of Grant
Equity based incentive plan expiry period from date of grant
Deferred Tax Assets, Net of Valuation Allowance
Total
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions
Deferred compensation
Share based compensation arrangement by share based payment award options and assumed from acquisition.
Share Based Compensation Arrangement By Share Based Payment Award Options And Assumed From Acquisition
Equity awards assumed from DST
Revenues [Abstract]
Revenues:
Deferred Income Tax Liabilities, Net
Deferred income taxes
Deferred Income Tax Liabilities, Net, Total
2023
Lessor, Operating Lease, Payment to be Received, Year Two
Revenue Recognition and Deferred Revenue [Abstract]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]
Reconciliation of cash, cash equivalents and restricted cash and cash equivalents:
Goodwill and Intangible Assets Disclosure [Abstract]
Commitments and contingencies (Note 18)
Commitments and Contingencies
Partnership interests in private equity funds
Orbit Private Investments L.P.
Private Equity Funds [Member]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Amortized period
Proceeds from investments
Proceeds from Sale, Maturity and Collection of Investments
Proceeds from sales / maturities of investments
Proceeds from Sale, Maturity and Collection of Investments, Total
Finite-Lived Intangible Assets, Net
Total intangible assets, net
Finite-Lived Intangible Assets, Net, Beginning Balance
Finite-Lived Intangible Assets, Net, Ending Balance
2025
Finite-Lived Intangible Asset, Expected Amortization, Year Four
Stock Issued During Period, Shares, New Issues
Issuance of common stock, shares
Common stock shares issued
Capitalized Computer Software, Net
Net capitalized software costs
Capitalized Computer Software, Net, Total
Capitalized Computer Software, Net, Beginning Balance
Capitalized Computer Software, Net, Ending Balance
Debt Instrument, Basis Spread on Variable Rate
Debt instrument, basis spread on variable rate
Purchase Obligation
Total
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense
Charge to costs and expenses
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income Loss [Line Items]
Business Combination Disclosure [Text Block]
Acquisitions
Debt Instrument, Redemption, Period [Axis]
Debt Instrument, Redemption, Period
Long-Lived Assets
Total Long-lived Assets
Change in rate
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Cash and cash equivalents and restricted cash
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning Balance
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance
Related Party [Domain]
Related Party
Amortization of Debt Issuance Costs and Discounts
Amortization and write-offs of loan origination costs and original issue discounts
Amortization of Debt Issuance Costs and Discounts, Total
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent
Reclassification of losses into net earnings on interest rate swaps
Income Statement [Abstract]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Net Cash Provided by (Used in) Investing Activities
Net cash used in investing activities
Debt Disclosure [Text Block]
Debt
Intangible assets
Intangible Assets, Current
Intangible Assets, Current, Total
Commitments and Contingencies, Policy [Policy Text Block]
Contingencies
Employee-related Liabilities, Current
Accrued employee compensation and benefits
Employee-related Liabilities, Current, Total
General and Administrative Expense
General and administrative
General and Administrative Expense, Total
Property, Plant and Equipment, Net
Property, plant and equipment, net (Note 4)
Total property, plant and equipment, net
Property, Plant and Equipment, Net, Beginning Balance
Property, Plant and Equipment, Net, Ending Balance
Common Stock, Shares, Issued
Ending balance, shares
Beginning balance, shares
Common stock, shares issued
Common Stock, Shares, Issued, Total
2026
Lessor, Operating Lease, Payment to be Received, Year Five
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Cancelled/forfeited
Software Enabled Services [Member]
Software Enabled Services [Member]
Software-enabled Services [Member]
Non controlling interests
Members' Equity Attributable to Noncontrolling Interest
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Intangible assets acquired
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total
Deferred Tax Liabilities, Gross
Total
Operating Lease, Right-of-Use Asset
Operating lease right-of-use assets (Note 5)
PSOs [Member]
Performance Based Stock Options [Member]
Performance Based Stock Options [Member]
DomaniRx LLC
DomaniRx LLC [Member]
DomaniRx LLC [Member]
Net income attributable to noncontrolling interest
Net income attributable to noncontrolling interest
Net Income (Loss) Attributable to Noncontrolling Interest
Net Income (Loss) Attributable to Noncontrolling Interest, Total
Security Exchange Name
Security Exchange Name
Statistical Measurement [Domain]
Statistical Measurement
2024
Long-Term Debt, Maturity, Year Three
Furniture and Fixtures [Member]
Furniture and Fixtures [Member]
Settled Litigation [Member]
Settled Litigation [Member]
Other Operating Income (Expense) [Member]
Other (expense) income [Member]
Other Liabilities, Noncurrent
Other long-term liabilities
Other Liabilities, Noncurrent, Total
Maintenance Contract Duration.
Maintenance Contract Duration
Duration of maintenance contract
Credit Concentration Risk [Member]
Credit Concentration Risk [Member]
Finite-Lived Intangible Assets, Gross
Total intangible assets
Finite-Lived Intangible Assets, Gross, Total
Subsequent Event Type [Domain]
Subsequent Event Type
Deferred Tax Liabilities, Investments
Investments
Line of Credit Facility, Maximum Borrowing Capacity
Debt principal amount
Debt Disclosure [Abstract]
Increase (Decrease) in Deferred Income Taxes
Deferred income taxes
Document Period End Date
Document Period End Date
Income Statement Location [Axis]
Income Statement Location
Investments [Domain]
Investments
Revolving Credit Facility [Member]
Revolving Credit Facility [Member]
Intralinks Holdings, Inc.
Intralinks Holdings Inc [Member]
Intralinks Holdings, Inc. [Member]
License and Maintenance [Member]
License, Maintenance and Related [Member]
License, Maintenance and Other Related [Member]
Related Party Transaction, Expenses from Transactions with Related Party
Amounts paid to related parties
Base Rate [Member]
Base Rate [Member]
Schedule of Allowance for Credit Losses
Accounts Receivable, Allowance for Credit Loss [Table Text Block]
Loss Contingencies [Table]
Common Stock, Shares Authorized
Common stock, shares authorized
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Summary of Activity Related to Company's Unrecognized Tax Benefits
Share based compensation award tranche two and thereafter.
Share Based Compensation Award Tranche Two And Thereafter [Member]
Tranche Two and Thereafter [Member]
Additional cash capital contribution
Other Additional Capital
Income Taxes [Table]
Income Taxes [Table]
Income Taxes [Table]
Use of Estimates, Policy [Policy Text Block]
Use of Estimates
Dividends Payable, Date of Record
Dividend record date
Lessor, Operating Lease, Payment to be Received, after Year Five
Thereafter
Related Party [Axis]
Related Party
Perpetual licenses.
Perpetual Licenses [Member]
Perpetual Licenses [Member]
Contributed
Contributed
Supplemental Cash Flow Information [Abstract]
Supplemental disclosure of cash paid for:
Lease Agreements [Member]
Lease Agreements [Member]
Class of Stock [Axis]
Class of Stock
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Anti-dilutive shares not included in computation of diluted EPS
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest outstanding aggregate intrinsic value.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding Aggregate Intrinsic Value
Outstanding, Vested Stock Options and SARs Currently Exercisable, Aggregate Intrinsic Value
2023
Long-Term Debt, Maturity, Year Two
Schedule of Long-term Debt Instruments [Table]
Debt Instrument [Table]
2022
Lessor, Operating Lease, Payment to be Received, Year One
Cumulative Effect, Period of Adoption [Axis]
Cumulative Effect, Period of Adoption
Vesting [Axis]
Vesting
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable
Accounts payable
Debt Instrument, Maturity Date
Debt maturity date
Interest Paid, Excluding Capitalized Interest, Operating Activities
Interest
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Summary of Assets and Liabilities Measured at Fair Value on Recurring Basis
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Unamortized original issue discount and debt issuance costs
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Total
Current Fiscal Year End Date
Current Fiscal Year End Date
Net increase (decrease) in cash, cash equivalents and restricted cash
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Portion at Fair Value Measurement [Member]
Fair Value Disclosure Item Amounts [Default]
Portion at Fair Value Measurement [Member] [Default]
Operating Lease, Cost
Operating lease costs
Customer Relationships [Member]
Customer Relationships [Member]
Long term investments excluding investments in unconsolidated affiliates.
Long Term Investments Excluding Investments In Unconsolidated Affiliates
Investments (Note 6)
Americas excluding United States and Canada.
Americas Excluding United States And Canada [Member]
Americas, excluding United States and Canada [Member]
Americas, Excluding United States and Canada [Member]
Schedule of Variable Interest Entities [Table]
Segment Reporting Disclosure [Text Block]
Segment and Geographic Information
Deferred Tax Assets, Other
Other
Noncontrolling Interest [Member]
Noncontrolling Interest [Member]
Amendment To Credit Agreement
Amendment To Credit Agreement [Member]
Senior Secured Credit Facilities [Member]
Amended two thousand fourteen plan.
Amended Two Thousand Fourteen Plan [Member]
Amended 2014 Plan [Member]
Equity Method Investment, Ownership Percentage
Ownership Percentage
Ownership percentage
State street corporation.
State Street Corporation [Member]
State Street [Member]
Disaggregation of Revenue [Table]
Disaggregation Of Revenue [Table]
Assets :
Assets [Abstract]
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest outstanding weighted average remaining contractual term.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term
Outstanding, Vested Stock Options and SARs Currently Exercisable, Weighted Average Remaining Contractual Term (Years)
Noncontrolling interest (Note 12)
Stockholders' Equity Attributable to Noncontrolling Interest
Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance
Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance
Stockholders' Equity Attributable to Noncontrolling Interest, Total
Estimate of Fair Value Measurement [Member]
Fair Value [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Fixed assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total
2022
Lessee, Operating Lease, Liability, to be Paid, Year One
Accounts Payable, Current
Accounts payable
Accounts Payable, Current, Total
Debt Instrument, Name [Domain]
Debt Instrument, Name
RSUs and PSUs [Member]
Restricted Stock Units And Performance Based Stock Units [Member]
Restricted Stock Units And Performance Based Stock Units [Member]
CANADA
Canada [Member]
Debt Instrument, Face Amount
Debt principal amount
Litigation Status [Axis]
Common Stock, Par or Stated Value Per Share
Common stock, par value
Revenue from Contract with Customer [Policy Text Block]
Revenue Recognition
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Component of Income Tax Provision
Investment, Name [Axis]
Investment, Name
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Increases related to current year tax positions
Long-term Debt, Weighted Average Interest Rate, at Point in Time
Debt, weighted-average interest rate of credit facility
State and Local Jurisdiction [Member]
State and Local Jurisdiction [Member]
Weighted Average Number of Shares Outstanding, Basic
Basic weighted-average number of common shares outstanding
Weighted Average Number of Shares Outstanding, Basic, Total
Weighted-average common shares outstanding - used in calculation of basic EPS
Investments, Debt and Equity Securities [Abstract]
Gain on Sale of Assets
Gain (Loss) on Disposition of Other Assets
Additional Paid in Capital, Common Stock
Additional paid-in capital
Additional Paid in Capital, Common Stock, Beginning Balance
Additional Paid in Capital, Common Stock, Ending Balance
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Foreign
India income tax authority.
India Income Tax Authority [Member]
India Income Tax Authority [Member]
Value redeemed of our investment
Stock Redeemed or Called During Period, Value
Current Income Tax Expense (Benefit)
Total
Putative claims member
Putative Claims [Member]
Putative Claims [Member]
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income before income taxes
Document Type
Document Type
Vesting [Domain]
Vesting
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest exercisable aggregate intrinsic value.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Exercisable Aggregate Intrinsic Value
Outstanding Stock Options and SARs Expected to Vest, Aggregate Intrinsic Value
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Investments
Domestic Tax Authority [Member]
Domestic [Member]
Business acquisition value
Business Combination, Consideration Transferred
Business Combination, Consideration Transferred, Total
Preferred Stock, Value, Issued
Preferred stock, $0.01 par value per share, 5.0 million shares authorized; no shares issued
Preferred Stock, Value, Issued, Total
Preferred Stock, Value, Issued, Beginning Balance
Preferred Stock, Value, Issued, Ending Balance
Secured Debt [Member]
Secured Debt [Member]
Operating Lease, Liability, Noncurrent
Operating lease liabilities (Note 5)
Realized gains for equity securities sold during the period
Equity Securities, FV-NI, Realized Gain (Loss)
Equity Securities, FV-NI, Realized Gain (Loss), Total
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount
Balance at end of period
Balance at beginning of period
Due from Related Parties
Total amounts receivable from related parties
Long-Term Debt, Maturity, after Year Five
Thereafter
Assets, Current
Total current assets
Stock Repurchase Program, Authorized Amount
Stock repurchase program, authorized amount
Unvested stock options.
Unvested Stock Option [Member]
Unvested Stock Options [Member]
Provision for credit losses
Accounts Receivable, Credit Loss Expense (Reversal)
Amount of foreign net operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted foreign tax laws that expires.
Foreign Net Operating Loss Carryforwards With Expiration
Remaining foreign net operating loss carryforwards
Disaggregation of Revenue [Line Items]
Disaggregation Of Revenue [Line Items]
Share-based Payment Arrangement [Policy Text Block]
Stock-based Compensation
Capita [Member]
Capita [Member]
Capita [Member]
Share-based Payment Arrangement, Option [Member]
Stock Options [Member]
Long-term Debt, Type [Domain]
Long-term Debt, Type
Transaction expenses.
Transaction Expenses Policy [Text Block]
Transaction Expenses
Deferred Federal Income Tax Expense (Benefit)
Federal
Stock repurchase program.
Stock Repurchase Program [Member]
Stock Repurchase Program [Member]
Share cased compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest exercisable weighted average exercise price.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Exercisable Weighted Average Exercise Price
Outstanding Stock Options and SARs Expected to Vest, Weighted Average Exercise Price
Provision for income taxes (Note 17)
Income Tax Expense (Benefit)
Provision for income taxes
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Supplemental disclosure of non-cash investing activities:
Increase (Decrease) in Deferred Revenue
Deferred revenue
Goodwill, Foreign Currency Translation Gain (Loss)
Effect of foreign currency translation
Leases [Abstract]
Antidilutive Securities [Axis]
Antidilutive Securities
Deferred Tax Assets, Investments
Investments
Kansas City, Missouri.
Kansas City Missouri [Member]
Kansas City, Missouri [Member]
Consolidation, Policy [Policy Text Block]
Principles of Consolidation
Other comprehensive (loss) income, Tax Effect
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent, Total
Loss Contingencies [Line Items]
Measurement Basis [Axis]
Measurement Basis
Schedule of Investments [Line Items]
Schedule of Investments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Number of Shares, Outstanding Closing
Number of Shares, Outstanding Opening
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Summary of Allocation of Purchase Price for Acquisitions of Acquiree
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest outstanding number.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding Number
Outstanding, Vested Stock Options and SARs Currently Exercisable, Shares
Deferred Tax Assets, Operating Loss Carryforwards
Net operating loss carryforwards
Deferred Tax Assets, Operating Loss Carryforwards, Total
Variable Interest Entity, Measure of Activity [Abstract]
Common Stock, Shares, Outstanding
Common stock, shares outstanding
Common Stock, Shares, Outstanding, Beginning Balance
Common Stock, Shares, Outstanding, Ending Balance
Current State and Local Tax Expense (Benefit)
State
Plan Name [Axis]
Plan Name
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Debt Instrument, Term
Debt instrument term available for borrowings
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Less: accumulated depreciation and amortization
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance
California Franchise Tax Board [Member]
California State Income Tax [Member]
Contractual obligations to remit funds to satisfy claim obligations and are recorded on the balance sheet when incurred, generally after a claim has been processed. In addition, client funds obligations include transfer agency client balances invested overnight. These obligations are expected to be repaid within one year of the balance sheet date.
Client Funds Obligations Current
Client funds obligations
Dst systems inc and eze software and intralinks holdings inc and captricity inc.
D S T Systems Inc And Eze Software And Intralinks Holdings Inc And Captricity Inc [Member]
DST, Eze, Intralinks and Captricity [Member]
Payments to Acquire Businesses, Net of Cash Acquired
Cash paid for business acquisitions, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired, Total
Deferred Income Tax Expense (Benefit)
Total
Operating Expenses
Total operating expenses
Ownership [Domain]
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current:
Financial Instruments [Domain]
Financial Instruments
Net Cash Provided by (Used in) Operating Activities [Abstract]
Cash flow from operating activities:
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred:
Deferred Tax Liabilities, Other
Other
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Schedule of Maturities of Lease Liabilities
Earnings per share attributable to SS&C common stockholders - Diluted
Diluted earnings per share attributable to SS&C common stockholders
Earnings Per Share, Diluted
Earnings Per Share, Diluted, Total
2025
Purchase Obligation, to be Paid, Year Four
Earnings Per Share [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Description
Equity-based incentive plan, description
Interest Income, Operating
Interest income
Interest Income, Operating, Total
2023
Lessee, Operating Lease, Liability, to be Paid, Year Two
Net income attributable to SS&C common stockholders
Net income attributable to SS&C common stockholders
Net Income (Loss) Attributable to Parent
Net income
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Summary of Reconciliation Between Expected Tax Expense and Actual Tax Provision
Completed technology, Trade names and other.
Completed Technology And Trade Names And Other [Member]
Completed Technology, Trade Names and Other [Member]
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount
Fair value, adjusted upward
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Concentration of Credit Risk
Finite-Lived Intangible Asset, Useful Life
Completed technology, trade names and other identifiable intangible assets are amortized over lives
Amortization period
Non marketable equity securities.
Non Marketable Equity Securities [Member]
Non Marketable Equity Securities [Member]
Compensation and Employee Benefit Plans [Text Block]
Defined Contribution Plans
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax
Reclassification of losses into net earnings on defined benefit pension, Tax Effect
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax, Total
Operating Lease, Weighted Average Discount Rate, Percent
Weighted average discount rates
Research and Development Expense [Member]
Research and Development [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures, Total
Document Fiscal Period Focus
Document Fiscal Period Focus
Blue Prism [Member]
Blue Prism [Member]
Blue prism.
Accounting Policies [Abstract]
Current Foreign Tax Expense (Benefit)
Foreign
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
(Contributions to) distributions received from unconsolidated affiliates
Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital1
Proceeds from equity method investment dividends or distributions return of capital1.
Entity Address, Address Line One
Entity Address, Address Line One
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate
Expected volatility, Time-Based awards
Funds receivable and funds held on behalf of clients.
Funds Receivable And Funds Held On Behalf Of Clients
Funds receivable and funds held on behalf of clients
Liabilities, Current
Total current liabilities
Finite-Lived Intangible Assets, Accumulated Amortization
Accumulated amortization of finite-lived intangible assets
Less: accumulated amortization
Net income
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Net income
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Advances to Affiliate
Outstanding advances/loans to related parties
Summary of Assets and Liabilities
Schedule of Variable Interest Entities [Table Text Block]
Contract with Customer, Asset, after Allowance for Credit Loss, Current
Contract asset
Contract with Customer, Asset, after Allowance for Credit Loss, Current, Total
Treasury Stock, Shares
Treasury stock, shares
Treasury Stock, Shares, Total
Treasury Stock, Shares, Beginning Balance
Treasury Stock, Shares, Ending Balance
Lessee, Operating Lease, Liability, to be Paid
Total lease payments
Subsequent Event [Table]
Subsequent Event [Table]
Product and Service [Domain]
Product and Service
Accrued Liabilities and Other Liabilities, Total
Accrued Liabilities and Other Liabilities
Accrued liability and expense
2025 and thereafter
Redemption Prices Percentage Of The Principal Amount Year Four And Thereafter
Redemption Prices Percentage Of The Principal Amount Year Four And Thereafter
Long-lived Assets by Geographic Areas [Table Text Block]
Summary of Long-lived Assets
Research, Development, and Computer Software, Policy [Policy Text Block]
Research and Development
Total gains recognized in other (expense) income, net
Equity Securities, FV-NI, Gain (Loss)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Other liabilities assumed
Share cased compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest exercisable weighted average remaining contractual term.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term
Outstanding Stock Options and SARs Expected to Vest, Weighted Average Remaining Contractual Term (Years)
Cost of Goods and Services Sold [Abstract]
Cost of revenues:
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized
Additional shares available for equity awards
Other comprehensive (loss) income before reclassifications, Tax Effect
Other Comprehensive Income (Loss) before Reclassifications, Tax
Other Comprehensive Income (Loss) before Reclassifications, Tax, Total
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
State income taxes (net of federal income tax benefit)
Held net assets
Assets Held-in-trust
Assets Held-in-trust, Total
Gains losses on extinguishment of debt excluding payments relating to financing activities.
Gains Losses On Extinguishment Of Debt Excluding Payments Relating To Financing Activities
Loss on extinguishment of debt, net
Net Cash Provided by (Used in) Operating Activities
Net cash provided by operating activities
Payments for Repurchase of Common Stock
Purchases of common stock for treasury
Innovest Systems Inc.
Innovest Systems Inc [Member]
Innovest [Member]
Innovest [Member]
Common Stock, Dividends, Per Share, Declared
Dividends declared per share
Noncontrolling interest upon consolidation
Noncontrolling Interest, Increase from Business Combination
Deferred Compensation Liability, Current and Noncurrent
Deferred compensation liabilities
Deferred Compensation Liability, Current and Noncurrent, Total
Pershing road development corporation LLC.
Pershing Road Development Corporation L L C [Member]
PRDC, LLC [Member]
Litigation Status [Domain]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Cash, cash equivalents and restricted cash and cash equivalents, end of period
Cash, cash equivalents and restricted cash, beginning of period
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total
Equity Components [Axis]
Additional Paid-in Capital [Member]
Partner Type [Axis]
Partner Type
Tax Period [Axis]
Tax Period
Assets, Current [Abstract]
Current assets:
Amended senior secured credit facilities agreement.
Amended Senior Secured Credit Agreement [Member]
Senior Secured Credit Facilities [Member]
Restricted Cash and Cash Equivalents, Current
Restricted cash and cash equivalents
Restricted Cash and Cash Equivalents, Current, Total
Entity Registrant Name
Entity Registrant Name
Other comprehensive (loss) income, net of tax:
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Senior Secured Credit Facilities And Senior Notes Member [Member]
Senior Secured Credit Facilities And Senior Notes Member [Member]
Senior Secured Credit Facilities and Senior Notes Member [Member]
Gain (Loss) on Disposition of Property Plant Equipment
Loss on sale or disposition of property and equipment
Gain (Loss) on Disposition of Property Plant Equipment, Total
Stockholders' Equity Note Disclosure [Text Block]
Stockholders' Equity
Dividends Payable, Date Declared
Dividend declared date
Entity Interactive Data Current
Entity Interactive Data Current
Entity Address, City or Town
Entity Address, City or Town
Accounts Receivable [Member]
Trade Receivables [Member]
Professional services.
Professional Services [Member]
Professional Services [Member]
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding And Exercisable.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding And Exercisable Table [Text Block]
Summary of Vested Stock Options and SARs Outstanding that are Currently Exercisable and Stock Options and SARs Outstanding that are Expected to Vest
2024
Lessor, Operating Lease, Payment to be Received, Year Three
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Expected term to exercise (years), Time-Based awards
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax
Defined benefit pension adjustment (Note 11)
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total
Trading Symbol
Trading Symbol
Algorithmics.
Algorithmics [Member]
Algorithmics [Member]
Percentage of change in cash flows due to debt extinguishment obligation.
Percentage Of Change In Cash Flows Due To Debt Extinguishment Obligation
Percentage of change in cash flows due to debt extinguishment obligation
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Weighted-average common stock equivalents – stock options and restricted shares
Incremental Common Shares Attributable to Share-based Payment Arrangements, Total
Dividend received
Dividend Income, Equity Securities, Operating
Net Cash Provided by (Used in) Investing Activities [Abstract]
Cash flow from investing activities:
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Less: interest
Concentration Risk Type [Axis]
Concentration Risk Type
Ending balance
Beginning balance
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Total
Schedule of estimated useful lives of assets.
Schedule Of Estimated Useful Lives Of Assets [Text Block]
Summary of Estimated Useful Lives of the Assets
Allowance for credit losses
Accounts Receivable, Allowance for Credit Loss, Current
Allowance for doubtful accounts receivable
Foreign Tax Authority [Member]
Foreign [Member]
Maximum amount that could potentially be paid in relation to guaranteed debt repayments of unconsolidated equity affiliates.
Maximum Potential Guaranteed Debt Repayments Of Unconsolidated Equity Affiliates
Maximum potential guaranteed debt repayments of unconsolidated equity affiliates
Accrued Income Taxes, Current
Income taxes payable
Local Phone Number
Local Phone Number
Common Stock, Dividends, Per Share, Cash Paid
Cash dividends declared per share
Quarterly cash dividend paid
Gain on bargain purchase
Business Combination Gain On Bargain Purchase
Business combination gain on bargain purchase.
Two thousand twenty five.
Two Thousand Twenty Five [Member]
2025 [Member]
Income Taxes [Line Items]
Income Taxes [Line Items]
Income Taxes [Line Items]
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Summary of the Components of Intangible Assets
Stockholders' Equity Attributable to Parent
Ending balance
Beginning balance
Total stockholders’ equity
Subsequent Event Type [Axis]
Subsequent Event Type
Number of shares acquired
Number Of Shares Acquired
Number Of Shares Acquired
Unrecognized Tax Benefits
Ending Balance
Beginning Balance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Effect of valuation allowance
Operating Lease, Payments
Cash paid for operating lease liabilities included in operating cashflows
Comprehensive Income, Policy [Policy Text Block]
Comprehensive Income (Loss)
Land [Member]
Land [Member]
Vested
Vested
Share Based Compensation Arrangement by Share Based Payment Award Options and Stock Appreciation Rights Vested in period
Share Based Compensation Arrangement by Share Based Payment Award Options and Stock Appreciation Rights Vested in period
Preferred Stock, Shares Issued
Preferred stock, shares issued
Preferred Stock, Shares Issued, Total
Litigation Settlement, Expense
Litigation settlement, expense
Repayments of debt
Repayments of Long-term Debt
Redemption/Repayment of debt
Repayments of Long-term Debt, Total
Common Class A [Member]
Class A Non-Voting Common Stock [Member]
Statistical Measurement [Axis]
Statistical Measurement
Entity Small Business
Entity Small Business
Loss Contingency, Nature [Domain]
Deferred Tax Liabilities, Undistributed Foreign Earnings
Deferred income taxes on unremitted earnings
Deferred Tax Assets, Tax Credit Carryforwards
Tax credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards, Total
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Lessee, Leases [Policy Text Block]
Leases
International financial data services limited partners.
International Financial Data Services Limited Partners [Member]
International Financial Data Services L.P. [Member]
Term loan B two.
Term Loan B Two [Member]
Term B-2 Loan [Member]
Contractual Obligation, Fiscal Year Maturity [Table Text Block]
Schedule of Committed Purchase Obligations
Fair Value Hierarchy and NAV [Domain]
Fair Value Hierarchy and NAV
Stock-based compensation expense (Note 14)
APIC, Share-based Payment Arrangement, Increase for Cost Recognition
APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total
Over-Allotment Option [Member]
Underwriters' Option [Member]
Credit Facility [Axis]
Credit Facility
Long-term Debt, Excluding Current Maturities
Long-term debt, net of current portion (Note 10)
Long-term Debt, Excluding Current Maturities, Total
Long-term debt
Variable Rate [Axis]
Variable Rate
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Components of Deferred Income Taxes
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Impairment of Long-Lived Assets
Share-based Payment Arrangement, Tranche Two [Member]
Selling and Marketing Expense [Member]
Selling and Marketing [Member]
Joint venture in leasing arrangement.
Joint Venture In Leasing Arrangement [Member]
Joint Venture in Leasing Arrangement [Member]
Variable Rate [Domain]
Variable Rate
Deferred Revenue, Current
Deferred revenues
Deferred Revenue, Current, Total
Property, Plant and Equipment, Useful Life
Property, plant and equipment, Useful Life
Entity [Domain]
Entity
Receivables [Abstract]
Goodwill, Purchase Accounting Adjustments
Adjustments to prior acquisitions
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Accounts receivable
unrealized net gain on defined benefit pension plan
unrealized net gain on defined benefit pension plan
unrealized net gain on defined benefit pension plan
Business Acquisition [Axis]
Business Acquisition
Segment Reporting [Abstract]
Accounting Standards Update 2014-09 [Member]
ASU 2014-09 [Member]
Term loan B five.
Term Loan B Five [Member]
Term B-5 Loan [Member]
New York State Division of Taxation and Finance [Member]
New York State Division of Taxation and Finance [Member]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Explanation
Revenue remaining performance obligation, explanation
2022
Redemption Prices Percentage Of The Principal Amount Year One
Redemption prices percentage of the principal amount year one.
Schedule of Debt Instrument Redemption Price Percentage Table
Debt Instrument Redemption [Table Text Block]
Share based compensation arrangement by share based payment award equity instruments other than options equity awards assumed weighted average grant date fair value.
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Equity Awards Assumed Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value, Equity awards assumed
Equipment and software.
Equipment And Software [Member]
Equipment and Software [Member]
Accounting Policies [Line Items]
Accounting Policies [Line Items]
Accounting Policies [Line Items]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Granted , Weighted Average Exercise Price
Second amended and restated two thousand fourteen stock incentive plan.
Second Amended And Restated Two Thousand Fourteen Stock Incentive Plan [Member]
Second Amended and Restated 2014 Stock Incentive Plan [Member]
Sale of Stock [Domain]
Sale of Stock
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Other
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest exercisable number.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Exercisable Number
Outstanding Stock Options and SARs Expected to Vest, Shares
Equity [Abstract]
Funds receivable and funds held on behalf of clients.
Funds Receivable And Funds Held On Behalf Of Clients Policy [Text Block]
Funds Receivable and Funds Held on Behalf of Clients
Proceeds from Sale of Property, Plant, and Equipment
Proceeds from sale of property and equipment
Proceeds from Sale of Property, Plant, and Equipment, Total
Gain (Loss) on Securities [Table Text Block]
Schedule of Realized and Unrealized Gains and Losses on Investments
Other Comprehensive (Loss) Income, before Tax, Portion Attributable to Parent, Total
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent
Other comprehensive income (loss), Pretax
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount
Fair value, adjusted downward
Revenue from Contract with Customer [Abstract]
Lessee, Operating Lease, Liability, to be Paid, after Year Five
Thereafter
Plan Name [Domain]
Plan Name
2023
Purchase Obligation, to be Paid, Year Two
Total other comprehensive (loss) income, net of tax
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Net current period other comprehensive (loss) income
Lessee, Lease, Description [Table]
Lessee Lease Description [Table]
Class of Stock [Line Items]
Class of Stock [Line Items]
Accounting Policies [Table]
Accounting Policies [Table]
Accounting Policies [Table]
Components of Deferred Tax Assets [Abstract]
Deferred Tax Assets
2022
Long-Term Debt, Maturity, Year One
Share based compensation arrangement by share based payment award options and stock appreciation rights exercises in period intrinsic value.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Exercises In Period Intrinsic Value
Total intrinsic value of the awards
Income Tax Authority [Axis]
Income Tax Authority
Depreciation
Depreciation expense
Depreciation, Total
Amortization of Intangible Assets
Amortization expense associated with completed technology and other amortizable intangible assets
Amortization of Intangible Assets, Total
Stockholders' Equity, Policy [Policy Text Block]
Treasury Stock
Stock Issued During Period, Value, New Issues
Issuance of common stock (Note 11)
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction
Write-offs, net of recoveries
Cost of software-enable services.
Cost Of Software Enable Services [Member]
Software-enabled Services [Member]
Interest Expense
Interest expense
Interest Expense, Total
Operating Expense [Member]
Total Operating Expenses [Member]
Indefinite-lived Intangible Assets (Excluding Goodwill)
Indefinite lived intangible assets
Indefinite-lived Intangible Assets (Excluding Goodwill), Total
Indefinite-lived Intangible Assets (Excluding Goodwill), Beginning Balance
Indefinite-lived Intangible Assets (Excluding Goodwill), Ending Balance
Cost of goods and services sold.
Cost Of Goods And Services Sold Policy [Text Block]
Costs of Revenues
Cash and cash equivalents
Cash Equivalents, at Carrying Value
Cash Equivalents, at Carrying Value, Total
Share-based Payment Arrangement, Noncash Expense
Stock-based compensation expense
Share-based Payment Arrangement, Noncash Expense, Total
Prepaid Expense and Other Assets, Current
Prepaid expenses and other current assets
Effective Income Tax Rate Reconciliation, Tax Credit, Amount
Tax credits
Effective Income Tax Rate Reconciliation, Tax Credit, Amount, Total
Number of Reporting Units
Number of reporting units
Long-Lived Tangible Asset [Domain]
Long-Lived Tangible Asset
Related Party Transactions [Abstract]
Long-term Debt, Gross
Long-term debt gross
Total
Principal amount outstanding
Marketable equity securities.
Marketable Equity Securities [Member]
Marketable Equity Securities [Member]
Share-based compensation arrangement by share-based payment award, options and stock appreciation rights, vested in period, fair value.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested In Period Fair Value
Awards vested, fair value
Debt Instrument, Interest Rate Terms
Debt instrument, interest rate terms
Current Federal Tax Expense (Benefit)
Federal
Share-based Payment Arrangement, Activity [Table Text Block]
Summary of Stock Option and SAR Activity as well as RSU Activity
Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent
Contract asset
Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent, Total
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares
Business acquisition, common stock shares issued
Business acquisition, common stock shares issued
Long-term Debt, Current Maturities
Current portion of long-term debt (Note 10)
Long-term Debt, Current Maturities, Total
Less: current portion of long-term debt
2022
Purchase Obligation, to be Paid, Year One
DST Systems Inc.
D S T Systems Inc [Member]
DST [Member]
DST Systems Inc [Member]
Net provided by (used in) financing activities
Net Cash Provided by (Used in) Financing Activities
Commitments and Contingencies Disclosure [Abstract]
Fair Value, Net Asset (Liability)
Total
Fair Value, Net Asset (Liability), Total
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Right-of-use assets obtained in exchange for operating lease liabilities
Other Long-term Debt
Other indebtedness
Other Long-term Debt, Total
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Vested, Weighted Average Grant Date Fair Value
Debt Issuance Costs, Net
Capitalized financing costs, aggregate amount
Debt Issuance Costs, Net, Total
Assets
Total assets
Fair Value, Inputs, Level 2 [Member]
Significant Other Observable Inputs (Level 2) [Member]
Leases
Lessee, Operating Leases [Text Block]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Exercise of options, net of withholding taxes, shares
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Potential penalties and interest
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total
Schedule of Equity Method Investments [Table]
Schedule Of Equity Method Investments [Table]
Statement [Line Items]
Statement [Line Items]
Liabilities and Equity
Total liabilities and stockholders’ equity
2023
Finite-Lived Intangible Asset, Expected Amortization, Year Two
Amount of foreign net operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted foreign tax laws.
Foreign Net Operating Loss Carryforwards
Foreign net operating loss carryforwards
Property, Plant and Equipment [Abstract]
Statement of Cash Flows [Abstract]
2023
Redemption Prices Percentage Of The Principal Amount Year Two
Redemption Prices Percentage Of The Principal Amount Year Two
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Title of 12(b) Security
Security12b Title
Comprehensive income attributable to SS&C common stockholders
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Seed capital investments.
Seed Capital Investments [Member]
Seed Capital Investments [Member]
Net increase (decrease) in client funds obligations
Increase (decrease) in client funds obligations, net.
Increase Decrease In Client Funds Obligations Net
Disclosure of accounting policy for client funds/obligations.
Client Funds Obligations Policy [Text Block]
Client Funds Obligations
Other Intangible Assets [Member]
Other [Member]
Fair Value, Inputs, Level 3 [Member]
Significant Unobservable Inputs (Level 3) [Member]
Share based compensation arrangement by share based payment award options and stock appreciation rights vested and expected to vest outstanding weighted average exercise price.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Vested And Expected To Vest Outstanding Weighted Average Exercise Price
Outstanding, Vested Stock Options and SARs Currently Exercisable, Weighted Average Exercise Price
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Building and Building Improvements [Member]
Building and Improvements [Member]
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Foreign net operating loss carryforwards expiration period.
Foreign Net Operating Loss Carryforwards Expiration Period
Foreign net operating loss carryforwards expiry period
Award Type [Domain]
Award Type
Mutual Fund [Member]
Mutual Fund [Member]
Common Stock [Member]
Common Stock Class Undefined [Member]
Common stock class undefined.
Award vesting percentage
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage
Equity based incentive plan vesting percentage
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV
Deferred Revenue Arrangement, by Type [Table]
Deferred Revenue Arrangement By Type [Table]
Property, Plant and Equipment [Table Text Block]
Schedule of Property, Plant and Equipment and Related Accumulated Depreciation
Fair Value, Inputs, Level 1 [Member]
Quoted prices in Active Markets for Identical Assets (Level 1) [Member]
Share based compensation arrangement by share based payment award equity instruments other than options exercised in period.
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercised In Period
Exercised
Term loans
Term Loans [Member]
Term Loans [Member]
Schedule of Maturities of Long-term Debt [Table Text Block]
Schedule of Annual Maturities of Long-Term Debt During Next Five Years and Thereafter
2025
Lessee, Operating Lease, Liability, to be Paid, Year Four
Debt Instrument, Interest Rate, Stated Percentage
Debt, interest rate
Deferred Tax Liabilities, Net
Total
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Two thousand twenty one.
Two Thousand Twenty One [Member]
2021 [Member]
Entity Current Reporting Status
Entity Current Reporting Status
Revenue from Contract with Customer [Text Block]
Revenues
Investment Type [Axis]
Investment Type
Revenue, Remaining Performance Obligation, Amount
Revenue expected to be recognized from remaining performance obligations
Entity Voluntary Filers
Entity Voluntary Filers
Investment, Name [Domain]
Investment, Name
Money Market Funds [Member]
Money Market Funds [Member]
Gain (Loss) on Investments
Net gains on investments
Gain (Loss) on Investments, Total
Increase (Decrease) in Contract with Customer, Asset
Contract assets
Documents Incorporated by Reference [Text Block]
Documents Incorporated by Reference
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Granted, Weighted Average Grant Date Fair Value
Revenue recognition period.
Revenue Recognition Period
Revenue recognition period
Investrack.
Investrack [Member]
Investrack [Member]
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Lapse in statute of limitation
Investments in private equity funds percentage.
Investments In Private Equity Funds Percentage
Investments in private equity funds percentage
Term loan B one.
Term Loan B One [Member]
Term B-1 Loan [Member]
Performance Shares [Member]
Performance Shares [Member]
Payments of Ordinary Dividends, Common Stock
Dividends paid on common stock
Dividends paid on common stock
Accounts Receivable, before Allowance for Credit Loss, Current
Accounts receivable
Proceeds from noncontrolling interests
Proceeds from Noncontrolling Interests
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues from External Customers and Long-Lived Assets [Line Items]
Equity based incentive plan two thousand six.
Equity Based Incentive Plan Two Thousand Six [Member]
2006 Plan [Member]
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
Schedule of Stock-Based Compensation Expense Recognized
Proceeds from Issuance of Debt
Cash received from debt borrowings, net of original issue discount
Retirement Benefits [Abstract]
Income tax audit period.
Income Tax Audit Period
Income tax returns are currently in audit
Deferred State and Local Income Tax Expense (Benefit)
State
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Auditor Firm ID
Long-term Debt, Type [Axis]
Long-term Debt, Type
Investment acquired purchase price
Investment Acquired Purchase Price
Investment acquired purchase price
Variable Interest Entity [Line Items]
Income Statement Location [Domain]
Income Statement Location
Stock Awards [Member]
Stock Award [Member]
Stock Award [Member]
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Foreign Currency Translation [Member]
Number of tranche of term loan.
Number Of Tranche Of Term Loan
Number of tranche of term loan
Share-based Payment Arrangement, Tranche One [Member]
Tranche One [Member]
UNITED STATES
United States [Member]
Auditor Name
Reported Value Measurement [Member]
Carrying Amount [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Cumulative Effect, Period of Adoption, Adjustment [Member]
Earnings per share attributable to SS&C common stockholders- Basic
Basic earnings per share attributable to SS&C common stockholders
Earnings Per Share, Basic
Earnings Per Share, Basic, Total
Line of Credit Facility, Frequency of Payments
Credit facility, frequency of payments
Debt Conversion, Original Debt, Due Date, Year
Debt, due date
Preferred Stock, Shares Authorized
Preferred stock, shares authorized
Term loan B.
Term Loan B [Member]
Term Loan B [Member]
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
Potential penalties and interest on unrecognized tax benefits
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total
Minimum [Member]
Minimum [Member]
Line of credit facility collateral, percentage of capital stock of foreign restricted subsidiaries.
Line Of Credit Facility Collateral Percentage Of Capital Stock Of Foreign Restricted Subsidiaries
Credit facility collateral, percentage of capital stock of foreign restricted subsidiaries
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed
Debt instrument, redemption of aggregate principal amount, percentage
Measurement Frequency [Domain]
Measurement Frequency
Business Combination, Separately Recognized Transactions [Table]
Business Combination Separately Recognized Transactions [Table]
Exercise of options, net of withholding taxes (Note 14)
Stock Issued During Period, Value, Stock Options Exercised
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Other assets
Payments to Acquire Businesses, Gross
Consideration paid, net of cash plus the costs of transaction
Schedule of Debt [Table Text Block]
Component of Debt
2026 and thereafter
Purchase obligation due in fifth year and thereafter.
Purchase Obligation Due In Fifth Year And Thereafter
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Granted
2025
Lessor, Operating Lease, Payment to be Received, Year Four
Business Acquisition, Pro Forma Information [Table Text Block]
Summary of Unaudited Pro Forma Information
2022
Finite-Lived Intangible Asset, Expected Amortization, Year One
2024
Redemption Prices Percentage Of The Principal Amount Year Three
Redemption Prices Percentage Of The Principal Amount Year Three
Dividends Payable, Date to be Paid
Dividend payable date
Schedule of Investments [Table]
Schedule Of Investments [Table]
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Maturity of Lease Liabilities
Equity Method Investments [Table Text Block]
Schedule of Investments in Unconsolidated Affiliates
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Organization
Earnings per share.
Earnings Per Share [Table]
Earnings Per Share [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule Of Business Acquisitions By Acquisition [Table]
Document Annual Report
Document Annual Report
Deferred Tax Assets, Valuation Allowance
Valuation allowance
Valuation allowance
Deferred Tax Assets, Valuation Allowance, Total
Comprehensive income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Net Cash Provided by (Used in) Financing Activities [Abstract]
Cash flow from financing activities:
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Defined Benefit Obligation [Member]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Non-cash stock-based compensation expense not yet recognized
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total
Income (Loss) from Continuing Operations before Income Taxes, Domestic
U.S.
Debt Instrument [Axis]
Debt Instrument
Foreign Currency Transactions and Translations Policy [Policy Text Block]
International Operations and Foreign Currency
Goodwill, Impairment Loss
Goodwill impairment loss
Entity Filer Category
Entity Filer Category
Income Tax, Policy [Policy Text Block]
Income Taxes
Document Fiscal Year Focus
Document Fiscal Year Focus
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
Foreign operations
5.875% senior notes due 2023.
Five Point Eight Seven Five Senior Notes Due Two Thousand Twenty Three [Member]
5.875% Senior Notes due 2023 [Member]
Term loan B three.
Term Loan B Three [Member]
Term B-3 Loan [Member]
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Schedule of Estimated Amortization Expense, Related to Intangible Assets
Interest Payable, Current
Interest payable
Schedule of Goodwill [Table Text Block]
Summary of Changes in Goodwill
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Awards granted, weighted average granted fair value
Retained Earnings (Accumulated Deficit)
Cumulative effect of accounting change (Note 12)
Retained earnings
Retained earnings
Retained Earnings (Accumulated Deficit), Total
Retained Earnings (Accumulated Deficit), Ending Balance
Completed technology and other.
Completed Technology And Other [Member]
Completed Technology and Other [Member]
Revenue remaining performance obligation to be recognized in next twelve months.
Revenue Remaining Performance Obligation To Be Recognized In Next Twelve Months
Revenue expected to be recognized from remaining performance obligations in next twelve months
Deferred tax liabilities depreciable and amortizable property.
Deferred Tax Liabilities Depreciable And Amortizable Property
Depreciable and amortizable property
Income Tax Disclosure [Text Block]
Income Taxes
Schedule of Investments in and Advances to Affiliates, Schedule of Investments [Table Text Block]
Schedule of Equity in Earnings of Unconsolidated Affiliates
Earnings per share.
Earnings Per Share [Line Items]
Earnings Per Share [Line Items]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent
Defined benefit pension adjustment
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent, Total
Letters of Credit Outstanding, Amount
Letter of credit sub-facility, outstanding amount
Other Assets
Other Assets
Other Assets, Total
Property, Plant and Equipment Disclosure [Text Block]
Property, Plant and Equipment, Net
Other Debt Obligations [Member]
Other Indebtedness [Member]
Maximum [Member]
Maximum [Member]
Entity Central Index Key
Entity Central Index Key
Goodwill and intangible assets reporting units description.
Goodwill And Intangible Assets Reporting Units Description
Goodwill and intangible assets reporting units description
Deferred tax assets leases.
Deferred Tax Assets Leases
Leases
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
Restricted Cash
Revenue from Contract with Customer, Including Assessed Tax
Decrease in revenue
Vested
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Number of Shares
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree
2026
Long-Term Debt, Maturity, Year Five
Foreign exchange translation adjustment
Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation
Operating Lease, Expense
Operating lease expense
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Financial liabilities:
Lines of Credit, Fair Value Disclosure
Credit facility
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
Computed “expected” tax expense
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash and Cash Equivalents
Furniture fixtures and equipment.
Furniture Fixtures And Equipment [Member]
Equipment, Furniture, and Fixtures [Member]
Entity Tax Identification Number
Entity Tax Identification Number
Debt Instruments [Abstract]
Equity Component [Domain]
Equity Component
Equity based incentive plan two thousand eight.
Equity Based Incentive Plan Two Thousand Eight [Member]
2008 Plan [Member]
Share based compensation arrangement by share based payment award equity instruments other than options exercised in period weighted average grant date fair value.
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercised In Period Weighted Average Grant Date Fair Value
Exercised, Weighted Average Grant Date Fair Value
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Schedule of Adjustments to Accumulated Other Comprehensive Income (Loss)
Preferred Stock, Par or Stated Value Per Share
Preferred stock, par value
Gain (Loss) on Extinguishment of Debt
Loss on extinguishment of debt, net
Gain (loss) on extinguishment of debt
Gain (Loss) on Extinguishment of Debt, Total
Property, Plant and Equipment, Policy [Policy Text Block]
Property, Plant and Equipment
Initial Application Period Cumulative Effect Transition [Domain]
Initial Application Period Cumulative Effect Transition
Income Tax Authority [Domain]
Income Tax Authority
Development costs
Development Costs, Period Cost
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Finite Lived Intangible Assets Future Amortization Expense [Abstract]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Employee service share-based compensation period for recognition of expense
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals
Accrued expenses
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Total
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration
Foreign net operating loss carryforwards
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]
Increase (decrease) in income tax expense resulting from:
Consolidation Items [Domain]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Foreign exchange translation adjustment (Note 11)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total
Group of stock awards.
Group Of Stock Awards [Member]
Stock Options, SARs, RSUs, and RSAs [Member]
Increase (Decrease) in Accounts Receivable
Accounts receivable
Subsequent Events [Abstract]
Subsequent Event [Line Items]
Subsequent Event [Line Items]
Unbilled Receivables, Current
Unbilled accounts receivable
Leasehold Improvements [Member]
Leasehold Improvements [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Shares authorized under equity-based incentive plan
Concentration Risk, Percentage
Concentration of credit risk
Statement [Table]
Statement [Table]
Operating Lease, Weighted Average Remaining Lease Term
Weighted average remaining lease term
Entity File Number
Entity File Number
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Other Comprehensive (Loss) income, before defined benefit pension, Pretax
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax, Total
Secured leverage ratio.
Secured Leverage Ratio
Secured leverage ratio
Lessee, Lease, Description [Line Items]
Lessee Lease Description [Line Items]
Retained Earnings [Member]
Retained Earnings [Member]
Accounting Standards Update [Domain]
Accounting Standards Update
Maintenance and term licenses.
Maintenance And Term Licenses [Member]
Maintenance and Term Licenses [Member]
Accounting Standards Update [Axis]
Accounting Standards Update
Revenue from Contract with Customer, Excluding Assessed Tax
Total revenues
Revenue from Contract with Customer, Excluding Assessed Tax
Total revenues
Guaranteed debt of unconsolidated affiliates.
Guaranteed Debt Of Unconsolidated Affiliates
Guaranteed debt of unconsolidated affiliates
Increase (Decrease) in Accounts Payable
Accounts payable
Increase (Decrease) in Accounts Payable, Total
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Proceeds from Contributions from Affiliates
Distributions received from related parties
Liabilities, Current [Abstract]
Current liabilities:
Share-based Payment Arrangement [Text Block]
Stock-based Compensation
Investment [Table Text Block]
Summary of Investments
Subsequent Event [Member]
Subsequent Event [Member]
Earnings Per Share, Basic and Diluted [Abstract]
Commitments and Contingencies Disclosure [Text Block]
Commitments and Contingencies
Operating Lease, Liability
Present value of lease liabilities
Operating Lease, Liability, Total
2024
Finite-Lived Intangible Asset, Expected Amortization, Year Three
Common Stock [Member]
Common Stock [Member]
Property, Plant and Equipment, Gross
Property, plant and equipment, gross
Property, Plant and Equipment, Gross, Total
Property, Plant and Equipment, Gross, Beginning Balance
Property, Plant and Equipment, Gross, Ending Balance
Goodwill and Intangible Assets Disclosure [Text Block]
Goodwill and Intangible Assets
Entity Public Float
Entity Public Float
Long-term Debt, Fair Value
Credit facility
Cover [Abstract]
Credit Facility [Domain]
Credit Facility
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value, Outstanding Opening
Weighted Average Grant Date Fair Value, Outstanding Closing
Asset Class [Axis]
Asset Class
2020 acquisitions
Goodwill, Acquired During Period
Change in unrealized income (loss) on interest rate swaps
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent
Net change in interest rate swaps (Note 11)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent, Total
Components of Deferred Tax Liabilities [Abstract]
Deferred Tax Liabilities
Variable Interest Entity
Variable Interest Entity Disclosure [Text Block]
Statement of Stockholders' Equity [Abstract]
Business Combination, Separately Recognized Transactions [Table Text Block]
Schedule of Severance Expense Recognized
Property, Plant and Equipment [Table]
Schedule Of Property Plant And Equipment [Table]
Number of Operating Segments
Number of operating segment
5.5% Senior Notes due 2027.
Five Point Five Senior Notes Due Two Thousand Twenty Seven [Member]
5.5% Senior Notes due 2027 [Member]
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage
Percentage of voting interest held for consolidation
Share-based Payment Arrangement [Abstract]
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount
Effects of stock based compensation
Defined Benefit Plan, Benefit Obligation
Defined benefit plan, liabilities
Defined Benefit Plan, Benefit Obligation, Beginning Balance
Defined Benefit Plan, Benefit Obligation, Ending Balance
Asia Pacific and Japan.
Asia Pacific And Japan [Member]
Asia-Pacific and Japan [Member]
Restricted Stock Units (RSUs) [Member]
Restricted Stock Units (RSUs) [Member]
Long-Lived Tangible Asset [Axis]
Long-Lived Tangible Asset
Other Accrued Liabilities, Current
Other accrued expenses
Document Transition Report
Document Transition Report
Grant date fair value of options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value
Term loan B four.
Term Loan B Four [Member]
Term B-4 Loan [Member]
Deferred Tax Assets, Property, Plant and Equipment
Depreciable and amortizable property
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Interest Rate Swap [Member]
Proceeds from Stock Options Exercised
Proceeds from exercise of stock options
Cash received from exercise of stock options
UNITED KINGDOM
United Kingdom [Member]
Letter of Credit [Member]
Letter of Credit [Member]
Deferred Foreign Income Tax Expense (Benefit)
Foreign
Kanas City Downtown Hotel Group, L.L.C [Member]
Kanas City Downtown Hotel Group, L.L.C [Member]
Kanas City Downtown Hotel Group, L.L.C [Member]
Research and Development Expense
Research and development
Research and Development Expense, Total
Deferred revenue net within contract assets from contracts.
Deferred Revenue Net Within Contract Assets From Contracts
Deferred revenue presented net within contract assets arising from contract
Lessor, Operating Lease, Payments to be Received
Total lease payments
Weighted Average Number of Shares Outstanding, Diluted
Diluted weighted-average number of common and common equivalent shares outstanding
Weighted-average common and common equivalent shares outstanding – used in calculation of diluted EPS
Cost of Goods and Services Sold
Total cost of revenues
Cost of Goods and Services Sold, Total
2026
Finite-Lived Intangible Asset, Expected Amortization, Year Five
Business Combination, Integration Related Costs
Total severance expense
Business Acquisition, Pro Forma Net Income (Loss)
Net income
Foreign Subsidiary [Member]
Foreign Subsidiary [Member]
Foreign Subsidiary [Member]
Technology-Based Intangible Assets [Member]
Completed Technology [Member]
Dividends, Common Stock
Dividends declared (Note 11)
Dividends, Common Stock, Total
Share-based Payment Arrangement, Expense
Stock-based compensation expense
Total stock-based compensation expense
Initial Application Period Cumulative Effect Transition [Axis]
Initial Application Period Cumulative Effect Transition
Interest Rate
Derivative, Average Variable Interest Rate
Schedule of Related Party Transactions [Table Text Block]
Schedule of Related Party Transactions and Balances Outstanding With Our Related Parties
Share based compensation arrangement by share based payment award options assumed weighted average exercise price.
Share Based Compensation Arrangement By Share Based Payment Award Options Assumed Weighted Average Exercise Price
Weighted Average Exercise Price, Equity awards assumed
Tax period expire before being utilized in two thousand twenty five.
Tax Period Expire Before Being Utilized In Two Thousand Twenty Five [Member]
Tax Period Expire Before Being Utilized in 2025 [Member]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark
Goodwill and Intangible Assets, Policy [Policy Text Block]
Goodwill and Intangible Assets
Line Of Credit Facility Periodic Payment Principal Percentage
Line Of Credit Facility Periodic Payment Principal Percentage
Quarterly payments percentage on original principal amount
Statement of Financial Position [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Expected dividend yield, Time-Based awards
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Vested
Debt Instrument, Redemption, Period One [Member]
On or Before March 30, 2022, Redemption May Up to 40% [Member]
Due to Related Parties
Amounts payable to related parties
Due to Related Parties, Total
Depreciation, Depletion and Amortization
Depreciation and amortization
Depreciation, Depletion and Amortization, Total
Purchase Obligation, Fiscal Year Maturity [Abstract]
Purchase Obligations
Share Repurchase Program [Axis]
Share Repurchase Program
Captricity, Inc.
Captricity Inc [Member]
Captricity [Member]
Captricity [Member]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Summary of Accounts Receivable
Gains losses on extinguishment of debt 1
Gains Losses On Extinguishment Of Debt1
Gain (loss) on extinguishment of debt
Defined Benefit Plan, Plan Assets, Amount
Defined benefit plan, assets
Defined Benefit Plan, Plan Assets, Amount, Total
Defined Benefit Plan, Plan Assets, Amount, Beginning Balance
Defined Benefit Plan, Plan Assets, Amount, Ending Balance
2026
Lessee, Operating Lease, Liability, to be Paid, Year Five
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
U.S. federal corporate income tax rate
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders’ equity (Note 11):
Proceeds from Equity Method Investment, Distribution
Cash distributions received from unconsolidated affiliates
Distributions received return on investment
Selling and Marketing Expense
Selling and marketing
Selling and Marketing Expense, Total
Increases related to prior tax positions
Increases related to prior tax positions
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment
Foreign currency impact
Broadway square partners LLP.
Broadway Square Partners L L P [Member]
Broadway Square Partners, LLP [Member]
Broadway Square Partners [Member]
Time based option and stock appreciation rights.
Time Based Option And Stock Appreciation Rights [Member]
Time-Based Stock Options and SARs [Member]
Unrealized gain(loss) on interest rate swaps
OCI, before Reclassifications, before Tax, Attributable to Parent
Treasury Stock, Value, Acquired, Cost Method
Payments for repurchase of common stock
Purchase of common stock (Note 11)
Debt Instrument, Redemption Price, Percentage
Debt instrument, redemption price equal to principal amount, percentage
Real estate office space.
Real Estate Office Space [Member]
Real Estate Office Space [Member]
Computer Software, Intangible Asset [Member]
Software Development [Member]
Equity Method Investments and Joint Ventures Disclosure [Text Block]
Unconsolidated Affiliates
Property and equipment acquired through tenant improvement allowances.
Property And Equipment Acquired Through Tenant Improvement Allowances
Property and equipment acquired through tenant improvement allowances
Equity Method Investments
Unconsolidated affiliates (Note 7)
Carrying Value
Long-term Investments
Total investments
Long-term Investments, Total
Payments to Acquire Investments
Investments in securities
Payments to Acquire Investments, Total
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Computation of Basic and Diluted EPS
Unrecognized Tax Benefits, Decrease Resulting from Acquisition
Decreases related to acquired tax positions
Other unconsolidated affiliates.
Other Unconsolidated Affiliates [Member]
Other Unconsolidated Affiliates [Member]
Deferred Revenue Arrangement [Line Items]
Deferred Revenue Arrangement [Line Items]
Effective Income Tax Rate Reconciliation, Tax Contingency, Amount
Uncertain tax positions
Effective Income Tax Rate Reconciliation, Tax Contingency, Amount, Total
2025
Long-Term Debt, Maturity, Year Four
Ownership [Axis]
Increase (Decrease) in Operating Capital [Abstract]
Changes in operating assets and liabilities, excluding effects from acquisitions:
2024
Lessee, Operating Lease, Liability, to be Paid, Year Three
Share based compensation arrangement by share based payment award options and stock appreciation rights forfeitures in period.
Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Forfeitures In Period
Cancelled/forfeited
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent
Foreign currency exchange translation adjustment
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent, Total
Equity Method Investments, Fair Value Disclosure
Equity method investments, fair value
Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Loss Balances, Net of Tax
Derivative Liability
Derivative instruments
Derivative Liability, Total
Number of options to be issued in future
Common Stock, Capital Shares Reserved for Future Issuance
Measurement Frequency [Axis]
Measurement Frequency
Award Type [Axis]
Award Type
Equity based incentive plan two thousand fourteen, two thousand eight and two thousand six.
Equity Based Incentive Plan Two Thousand Fourteen Two Thousand Eight And Two Thousand Six [Member]
2014 Plan, 2008 Plan and 2006 Plan [Member]
Acquisition cost
Business Acquisition, Transaction Costs
Debt, Long-term and Short-term, Combined Amount
Debt
Entity Shell Company
Entity Shell Company
Sale of Stock, Price Per Share
Common stock offering price to public
Recent accounting pronouncement not yet effective.
Recent Accounting Pronouncements Not Yet Effective Policy [Text Block]
Recent Accounting Pronouncements Not Yet Effective
Liabilities and Equity [Abstract]
Liabilities and Stockholders’ Equity
Limited Partner [Member]
Limited Partner [Member]
ICFR Auditor Attestation Flag
ICFR Auditor Attestation Flag
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Domestic state net operating loss carryforwards expiration period.
Domestic State Net Operating Loss Carryforwards Expiration Period
State net loss carryforwards
Finite-Lived Intangible Asset, Expected Amortization, after Year Five
Thereafter
Assets, net
Net Assets
Net Assets, Ending Balance
Net Assets, Beginning Balance
Net Assets, Total
Earnings Per Share [Text Block]
Basic and Diluted Earnings per Share
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
Lease Payments to be Received
Stock Options and Stock Appreciation Rights SARS.
Stock Options And Stock Appreciation Rights S A R S [Member]
Stock Options, (SARs) [Member]
Series A Convertible Preferred Stock [Member]
Series A Convertible Preferred Stock [Member]
Series A Convertible Preferred Stock member
Schedule of Equity Method Investments [Line Items]
Schedule of Investments [Line Items]
Fair Value Measurement [Domain]
Fair Value Measurement
Senior Notes [Member]
Senior Notes [Member]
Deferred Tax Liabilities, Leasing Arrangements
Leases
London Interbank Offered Rate (LIBOR) [Member]
LIBOR [Member]
Treasury Stock, Shares, Acquired
Repurchase of common stock , shares
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity
Excess carrying value of investment over proportionate share of net assets
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity, Total
Amendment Flag
Amendment Flag
Schedule of Stock by Class [Table]
Schedule Of Stock By Class [Table]
Consolidation Items [Axis]
Product and Service [Axis]
Product and Service
Payments to Acquire Software
Additions to capitalized software
Schedule of Finite-Lived Intangible Assets [Table]
Schedule Of Finite Lived Intangible Assets [Table]
Lessor, Operating Lease, Payment to be Received, Fiscal Year Maturity [Table Text Block]
Schedule of Lease Payments to be Received
Other (expense) income, net
Other Nonoperating Income (Expense)
Other Nonoperating Income (Expense), Total
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value, Total
Cash and Cash Equivalents, at Carrying Value, Beginning Balance
Cash and Cash Equivalents, at Carrying Value, Ending Balance
New Accounting Pronouncements, Policy [Policy Text Block]
Recently Adopted Accounting Pronouncements
Income (Loss) from Equity Method Investments
Equity in earnings of unconsolidated affiliates, net
Equity in earnings of unconsolidated affiliates
Equity in earnings of unconsolidated affiliates, net
Income (Loss) from Equity Method Investments, Total
Likelihood percentage of tax benefit being recognized upon ultimate settlement.
Likelihood Percentage Of Tax Benefit Being Recognized Upon Ultimate Settlement
Tax benefit realized upon settlement
Tax Credit Carryforward, Amount
Tax credit carryforwards relating to domestic and foreign jurisdiction
Income Taxes Paid, Net
Income taxes, net of refunds
Income Taxes Paid, Net, Total
Fair Value, Recurring [Member]
Fair Value, Measurements, Recurring [Member]
Share based compensation arrangements by share based payment award options and stock appreciation rights exercises in period weighted average exercise price.
Share Based Compensation Arrangements By Share Based Payment Award Options And Stock Appreciation Rights Exercises In Period Weighted Average Exercise Price
Exercised, Weighted Average Exercise Price
Subsequent Events [Text Block]
Subsequent Events
Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities
Accrued expenses and other liabilities
U.S federal income tax authority.
Us Federal Income Tax Authority [Member]
US Federal Income Tax Authority [Member]
Share-based Payment Arrangement, Expense, Tax Benefit
Tax benefit from compensation expense
Amortization of Debt Discount (Premium)
Company amortized to interest expense
Tax Period [Domain]
Tax Period
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Domestic tax credit carryforward expiration period.
Domestic Tax Credit Carryforward Expiration Period
Tax credit carryforward expiration period
Loss Contingency Nature [Axis]
Geographical [Domain]
Geographical
Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable
Income taxes prepaid and payable
Cost of Sales [Member]
Total Cost of Revenues [Member]
Business Acquisition, Effective Date of Acquisition
Business acquisition, effective date of acquisition
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Effect of Change [Member]
Share based compensation arrangement by share based payment award equity instruments other than options assumed from acquisition.
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Assumed From Acquisition
Equity awards assumed from DST
Sale of Stock [Axis]
Sale of Stock
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name
Less: cost of common stock in treasury, 13.1 and 6.3 million shares, respectively
Treasury Stock, Value
Treasury Stock, Value, Total
Treasury Stock, Value, Beginning Balance
Treasury Stock, Value, Ending Balance
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
Schedule of Carrying Amounts and Fair Values of Financial Instruments
Cumulative Effect, Period of Adoption [Domain]
Cumulative Effect, Period of Adoption
Performance Based Stock Units [Member]
Performance Based Stock Units [Member]
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount
Stock based Compensation not yet Recognized
Proceeds from Issuance of Common Stock
Proceeds from common stock issuance, net