Entity Address, City or Town
Entity Address, City or Town
Entity Ex Transition Period
Earnings Per Share [Abstract]
EMEA, excluding United Kingdom.
E M E A Excluding United Kingdom [Member]
Europe (excluding United Kingdom), Middle East and Africa [Member]
Fair Value, Inputs, Level 1 [Member]
Quoted prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Net Asset (Liability)
Total
Fair Value, Net Asset (Liability), Total
Intangible Assets, Net (Including Goodwill)
Intangible Assets, Net (Including Goodwill), 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 Limited Partners [Member]
Orbit Private Investments Limited Partners [Member]
Orbit Private Investments Limited Partners.
Cost of Goods and Services Sold [Abstract]
Cost of revenues:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Cash flow from financing activities:
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
Equity Method Investments, Fair Value Disclosure
Equity method investments, fair value
Fair Value Measurement [Domain]
Fair Value Measurement
Development cost
Development Cost
Development Cost
Amendment Flag
Amendment Flag
Selling and Marketing [Member]
Selling and Marketing Expense [Member]
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax
Change in defined benefit plan obligation
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total
Business Combination, Separately Recognized Transactions [Table Text Block]
Schedule of Severance Expense Recognized
Subsequent Event Type [Domain]
Subsequent Event Type
Finite-Lived Intangible Assets, Accumulated Amortization
Accumulated amortization of finite-lived intangible assets
Cost of Sales [Member]
Total Cost of Revenues [Member]
Non cash purchase price consideration.
Non Cash Purchase Price Consideration
Non-cash purchase price consideration
Goodwill
Ending balance
Beginning balance
Goodwill (Note 6)
Goodwill, Total
Operating Lease, Right-of-Use Asset
Operating lease right-of-use assets
Document Quarterly Report
Document Quarterly Report
Schedule of Long-Term Debt Instruments [Table]
Debt Instrument [Table]
Variable Interest Entity [Line Items]
Payments for Repurchase of Common Stock
Purchases of common stock for treasury
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Foreign Currency Translation [Member]
Redeemable noncontrolling interest
Redeemable noncontrolling interest
Redeemable noncontrolling interest
Payment of deferred financing fees
Payment of deferred financing fees
Payment of deferred financing fees
Equity Method Investments
Unconsolidated affiliates (Note 4)
Carrying Value
Statement [Table]
Statement [Table]
Operating Lease, Liability, Noncurrent
Operating lease liabilities
Maximum cash capital contribution
Proceeds from Contributed Capital
Twenty Twenty acquisitions
Twenty Twenty acquisitions
2020 acquisitions
Litigation Status [Axis]
Litigation Status
Business Acquisition, Effective Date of Acquisition
Business acquisition, effective date of acquisition
Business Acquisition [Axis]
Business Acquisition
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income Loss [Table]
Common Stock, Capital Shares Reserved for Future Issuance
Number of options to be issued in future
Payments of Ordinary Dividends, Common Stock
Dividends paid on common stock
Dividends paid on common stock
Increase (Decrease) in Deferred Revenue
Deferred revenue
Change in unrealized gain on interest rate swaps
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent
Net change in interest rate swaps
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent, Total
Pershing Road Development Company, LLC.
Pershing Road Development Company L L C [Member]
Pershing Road Development Company, LLC [Member]
Business Combination Disclosure [Text Block]
Acquisitions
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
Product and Service [Axis]
Product and Service
Acquired Client Relationships and Contracts
Acquired client relationships and contracts.
Acquired Client Relationships And Contracts [Member]
Proceeds from collection of other non current receivables.
Proceeds From Collection Of Other Non Current Receivables
Collection of other non-current receivables
Intangible and other assets, net of accumulated amortization of $3,257.2 and $2,890.5, respectively
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
Litigation Settlement, Expense
Litigation settlement, expense
Completed technologies
Technology-Based Intangible Assets [Member]
Employee-related Liabilities, Current
Accrued employee compensation and benefits
Employee-related Liabilities, Current, Total
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
Liabilities and Equity
Total liabilities, redeemable noncontrolling interest and stockholders' equity
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Income Statement [Abstract]
Basis of Presentation and Principles of Consolidation
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Basis of Presentation
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Other liabilities assumed
Liabilities, Current
Total current liabilities
Contract with Customer, Asset, after Allowance for Credit Loss, Current
Contract asset
Contract with Customer, Asset, after Allowance for Credit Loss, Current, Total
Loss Contingency Nature [Axis]
Loss Contingency Nature
Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent
Contract asset
Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent, Total
Comprehensive loss (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
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree
Fair Value, Recurring [Member]
Fair Value, Measurements, Recurring [Member]
Trade names
Trade Names [Member]
Tier1 Customer Relationship Management Business [Member]
Tier1 Customer Relationship Management Business [Member]
Tier1 Customer relationship management business.
Preferred Stock, Shares Authorized
Preferred stock, shares authorized
Distributions received from unconsolidated affiliates
Proceeds from Equity Method Investment, Distribution, Return of Capital
Long-Term Debt, Fair Value
Credit facility
Treasury Stock, Shares
Treasury stock, shares
Treasury Stock, Shares, Total
Treasury Stock, Shares, Beginning Balance
Treasury Stock, Shares, Ending Balance
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]
Investment, Name [Domain]
Investment, Name
Entity Small Business
Entity Small Business
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
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable
Accounts payable
Investments [Domain]
Investments
Software Enabled Services [Member]
Software Enabled Services [Member]
Software-enabled Services [Member]
Total current assets
Assets, Current
Unrealized net gains (losses) on defined benefit pension plan
Unrealized gain(loss) on interest rate swaps
OCI, before Reclassifications, before Tax, Attributable to Parent
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
DomaniRx LLC [Member]
DomaniRx LLC [Member]
DomaniRx LLC [Member]
Variable Interest Entity
Variable Interest Entity Disclosure [Text Block]
Weighted Average Number of Shares Outstanding, Basic
Basic weighted-average number of common shares outstanding
Weighted-average common shares outstanding – used in calculation of basic EPS
Weighted Average Number of Shares Outstanding, Basic, Total
City Area Code
City Area Code
Schedule of Debt [Table Text Block]
Component of Debt
Share-Based Payment Arrangement [Abstract]
Liabilities
Total liabilities
Other assets
Other Assets
Other Assets, Total
Document Period End Date
Document Period End Date
Finite-Lived Customer Relationships, Gross
Increase in customer relationships
Equity Method Investments and Joint Ventures Disclosure [Text Block]
Unconsolidated Affiliates
Common Stock, Dividends, Per Share, Cash Paid
Quarterly cash dividend paid
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
Increase (Decrease) in Contract with Customer, Asset
Contract assets
Statistical Measurement [Axis]
Statistical Measurement
Perpetual Licenses [Member]
Perpetual Licenses [Member]
Perpetual licenses.
Equity Method Investments [Table Text Block]
Schedule of Investments in Unconsolidated Affiliates
Noncontrolling interest (Note 9)
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
Related Party [Axis]
Related Party
Assets
Total assets
Intangible assets
Intangible Assets, Current
Intangible Assets, Current, Total
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
Long-Term Debt, Excluding Current Maturities
Long-term debt, net of current portion (Note 7)
Long-term Debt, Excluding Current Maturities, Total
Long-term debt
Diluted earnings per share attributable to SS&C common stockholders
Earnings per share attributable to SS&C common stockholders - Diluted
Earnings Per Share, Diluted
Earnings Per Share, Diluted, Total
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Long term investments excluding investments in unconsolidated affiliates.
Long Term Investments Excluding Investments In Unconsolidated Affiliates
Investments (Note 3)
Realized (losses) gains for equity securities sold during the period
Equity Securities, FV-NI, Realized Gain (Loss)
Equity Securities, FV-NI, Realized Gain (Loss), Total
Americas excluding United States and Canada.
Americas Excluding United States And Canada [Member]
Americas, excluding United States and Canada [Member]
Document Fiscal Period Focus
Document Fiscal Period Focus
Cost of Goods and Services Sold
Total cost of revenues
Cost of Goods and Services Sold, Total
Other Debt Obligations [Member]
Other Indebtedness [Member]
Increase (Decrease) in Accounts Receivable
Accounts receivable
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
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition
Stock-based compensation expense
APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total
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
Deferred Compensation Liability, Current and Noncurrent, Total
Deferred Compensation Liability, Current and Noncurrent
Deferred compensation liabilities
Net cash (used in) provided by financing activities
Net Cash Provided by (Used in) Financing Activities
Statement of Financial Position [Abstract]
Reclassification of losses into net earnings on defined benefit pension, Tax Effect
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax, Total
Entity File Number
Entity File Number
Statement of Cash Flows [Abstract]
Noncontrolling interest upon consolidation
Noncontrolling Interest, Increase from Business Combination
Proceeds from Sale, Maturity and Collection of Investments
Proceeds from sales / maturities of investments
Proceeds from Sale, Maturity and Collection of Investments, Total
Deferred Revenue Arrangement By Type [Table]
Deferred Revenue Arrangement, by Type [Table]
Building and Building Improvements [Member]
Building and Improvements [Member]
Cash received from debt borrowings, net of original issue discount
Proceeds from Issuance of Debt
Putative claims member
Putative Claims [Member]
Putative Claims [Member]
Geographical
Geographical [Domain]
Statistical Measurement [Domain]
Statistical Measurement
Statement of Stockholders' Equity [Abstract]
Class of Stock [Domain]
Class of Stock
Hubwise Holdings Limited [Member]
Hubwise Holdings Limited [Member]
Equity Method Investment, Ownership Percentage
Ownership Percentage
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
Other comprehensive loss, net of tax:
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Proceeds from Stock Options Exercised
Proceeds from exercise of stock options
Long-Term Debt, Type [Axis]
Long-term Debt, Type
Deferred Income Tax Liabilities, Net
Deferred income taxes
Deferred Income Tax Liabilities, Net, Total
Property, Plant and Equipment [Table Text Block]
Schedule of Property, Plant and Equipment and Related Accumulated Depreciation
Stock repurchase program.
Stock Repurchase Program [Member]
Stock Repurchase Program [Member]
Revenue from Contract with Customer [Text Block]
Revenues
Antidilutive Securities [Axis]
Antidilutive Securities
Preferred Stock, Par or Stated Value Per Share
Preferred stock, par value
Loss Contingency, Nature [Domain]
Loss Contingency, Nature
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Consideration paid, net of cash acquired
Contribution in intangible assets
Contribution in intangible assets
Contribution in intangible assets
Revenue Recognition and Deferred Revenue [Abstract]
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
Finite-Lived Intangible Assets, Major Class Name [Domain]
Portion at Fair Value Measurement [Member] [Default]
Portion at Fair Value Measurement [Member]
Fair Value Disclosure Item Amounts [Default]
Business Acquisition, Pro Forma Net Income (Loss)
Net income
General and Administrative Expense [Member]
General and Administrative [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]
Schedule of Investments [Line Items]
Schedule of Investments [Line Items]
Current Fiscal Year End Date
Current Fiscal Year End Date
Investment Type [Axis]
Investment Type
Depreciation, Total
Depreciation
Depreciation expense
Financial Instruments [Domain]
Financial Instruments
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
Beginning balance
Ending balance
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Total stockholders' equity
Entity Address, Address Line One
Entity Address, Address Line One
Repayments of Long-term Debt, Total
Repayments of Long-Term Debt
Repayments of debt
Defined Benefit Plan, Plan Assets, Category [Axis]
Noncontrolling Interest [Member]
Stockholders' Equity before Treasury Stock
Stockholders' equity before treasury stock
Finite-Lived Intangible Assets by Major Class [Axis]
Share Repurchase Program [Domain]
Share Repurchase Program
Non marketable equity securities.
Non Marketable Equity Securities [Member]
Non Marketable Equity Securities [Member]
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Investments
Blue Prism [Member]
Blue prism.
Income Tax Expense (Benefit)
Provision for income taxes
Income Tax Expense (Benefit), Total
Exchange Traded Funds [Member]
Exchange Traded Funds [Member]
Increase (Decrease) in Other Deferred Liability
Decreases in trade names
Senior Notes [Member]
Senior Notes [Member]
Income Tax Disclosure [Text Block]
Income Taxes
Preferred Stock, Shares Issued
Preferred stock, shares issued
Preferred Stock, Shares Issued, Total
Balance Sheet Location [Domain]
Other Accrued Liabilities, Current
Other accrued expenses
Payments to Acquire Property, Plant, and Equipment
Additions to property and equipment
Payments to Acquire Property, Plant, and Equipment, Total
Revenue, Remaining Performance Obligation, Amount
Revenue expected to be recognized from remaining performance obligations
Income Tax Disclosure [Abstract]
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
Reported Value Measurement [Member]
Carrying Amount [Member]
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV
Goodwill and Intangible Assets Disclosure [Abstract]
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
Equity [Abstract]
Contract with Customer, Liability, Revenue Recognized
Deferred revenue recognized
Operating Income (Loss)
Operating income
Debt Instrument, Interest Rate, Stated Percentage
Debt, interest rate
Related Party [Domain]
Related Party
Business Combination, Integration Related Costs
Total severance expense
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
Deferred income taxes
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Income Tax
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Income Tax
Reduced stock based compensation expense
Deferred Compensation Arrangement with Individual, Allocated Share-Based Compensation Expense
Payments to Acquire Businesses, Net of Cash Acquired, Total
Payments to Acquire Businesses, Net of Cash Acquired
Cash paid for business acquisitions, net of cash acquired
Accrued liability and expense
Accrued Liabilities and Other Liabilities
Accrued Liabilities and Other Liabilities, Total
Entity Filer Category
Entity Filer Category
Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Loss Balances, Net of Tax
Schedule of Equity Method Investments [Line Items]
Schedule of Investments [Line Items]
Total other comprehensive loss, net of tax
Net current period other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Property, plant and equipment
Operating Expenses
Total operating expenses
Entity Current Reporting Status
Entity Current Reporting Status
Goodwill, Foreign Currency Translation Gain (Loss)
Effect of foreign currency translation
Asset Class [Domain]
Asset Class
Professional services.
Professional Services [Member]
Professional Services [Member]
Stockholders' Equity Note Disclosure [Text Block]
Stockholders' Equity
Schedule of Investments in and Advances to Affiliates, Schedule of Investments [Table Text Block]
Schedule of Equity in Earnings of Unconsolidated Affiliates
Business Combinations [Abstract]
Total SS&C stockholders' equity
Stockholders' Equity Attributable to Parent
Ending balance
Beginning balance
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
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
Asset Class [Axis]
Asset Class
Entity Tax Identification Number
Entity Tax Identification Number
Income Statement Location [Axis]
Income Statement Location
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Cancelled/forfeited
Common Stock, Value, Issued
Common stock
Common Stock, Value, Issued, Total
Common Stock, Value, Issued, Beginning Balance
Common Stock, Value, Issued, Ending Balance
Retained Earnings (Accumulated Deficit)
Retained earnings
Retained Earnings (Accumulated Deficit), Total
Retained Earnings (Accumulated Deficit), Beginning Balance
Retained Earnings (Accumulated Deficit), Ending Balance
Equity Components [Axis]
Equity Components
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Total
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Unamortized original issue discount and debt issuance costs
Business combination gain on bargain purchase.
Business Combination Gain On Bargain Purchase
Gain on bargain purchase
Business Combination, Separately Recognized Transactions [Table]
Business Combination Separately Recognized Transactions [Table]
Consolidation, Variable Interest Entity, Policy [Policy Text Block]
Variable Interest Entity Policy
Disaggregation of Revenue [Table]
Disaggregation Of Revenue [Table]
Entity Emerging Growth Company
Entity Emerging Growth Company
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule Of Business Acquisitions By Acquisition [Table]
Operating Expenses [Abstract]
Operating expenses:
International financial data services limited partners.
International Financial Data Services Limited Partners [Member]
International Financial Data Services L.P. [Member]
Debt Conversion, Original Debt, Due Date, Year
Debt, due date
CANADA
Canada [Member]
Allocated Share Based Compensation Expense Related To Performance Based Options
Allocated Share Based Compensation Expense Related To Performance Based Options.
Senior Secured Credit Facility Term Loan B-6 [Member]
Senior secured credit facility term loan B-6 member.
Defined Benefit Plan, Plan Assets, Category [Domain]
Schedule of Stock by Class [Table]
Schedule Of Stock By Class [Table]
unrealized net gain on defined benefit pension plan
unrealized net gain on defined benefit pension plan
Secured Debt [Member]
Secured Debt [Member]
Payments to Acquire Investments
Investments in securities
Payments to Acquire Investments, Total
Selling and Marketing Expense
Selling and marketing
Selling and Marketing Expense, Total
Investment, Name [Axis]
Investment, Name
Loss Contingency [Abstract]
Document Transition Report
Document Transition Report
Business Combination, Bargain Purchase, Gain Recognized, Amount
Gain on bargain purchase
Depreciation, Depletion and Amortization
Depreciation and amortization
Depreciation, Depletion and Amortization, Total
Business Combination, Separately Recognized Transactions [Line Items]
Business Combination Separately Recognized Transactions [Line Items]
Commitments and Contingencies Disclosure [Text Block]
Commitments and Contingencies
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Increase (Decrease) in Deferred Income Taxes
Deferred income taxes
Accounts receivable, net of allowance for credit losses of $22.3 and $17.9, respectively
Accounts Receivable, after Allowance for Credit Loss, Current
Accounts Receivable, after Allowance for Credit Loss, Current, Total
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Senior Secured Credit Facilities Revolving Portion [Member]
Senior secured credit facilities revolving portion [Member]
Senior secured credit facilities revolving portion.
Private Equity Funds [Member]
Partnership Interests in Private Equity Funds [Member]
Net income attributable to SS&C common stockholders
Net income
Net income attributable to SS&C common stockholders
Net Income (Loss) Attributable to Parent
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent
Change in defined benefit pension obligation
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent, Total
Property, plant and equipment assets, net held for sale
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current
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
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Payment, Tax Withholding, Share-Based Payment Arrangement
Withholding taxes paid related to equity award net share settlement
Cost of software-enable services.
Cost Of Software Enable Services [Member]
Software-enabled Services [Member]
Entity Registrant Name
Entity Registrant Name
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Foreign exchange translation adjustment
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total
Accounts Receivable, Allowance for Credit Loss, Current
Allowance for doubtful accounts receivable
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
Earnings Per Share [Text Block]
Earnings per Share
Class of Stock [Axis]
Class of Stock
Long-Term Debt, Weighted Average Interest Rate, at Point in Time
Debt, weighted-average interest rate of credit facility
Debt Instrument, Maturity Date
Debt Instrument, Maturity Date
Share-Based Payment Arrangement, Noncash Expense
Stock-based compensation expense
Share-based Payment Arrangement, Noncash Expense, Total
Property, plant and equipment assets, net
Property, Plant and Equipment, Net
Property, plant and equipment, net (Note 2)
Total property, plant and equipment, net
Property, Plant and Equipment, Net, Beginning Balance
Property, Plant and Equipment, Net, Ending Balance
Award Type [Domain]
Award Type
Statement [Line Items]
Statement [Line Items]
Goodwill, Purchase Accounting Adjustments
Adjustments to prior acquisitions
Deferred Revenue Arrangement [Line Items]
Deferred Revenue Arrangement [Line Items]
Title of 12(b) Security
Security12b Title
Asset Acquisition Acquired, Amount
Asset Acquisition Acquired, Amount
Asset Acquisition Acquired, Amount
Distributions received from unconsolidated affiliates
Proceeds from Equity Method Investment, Distribution
Increase (Decrease) in Accounts Payable
Accounts payable
Increase (Decrease) in Accounts Payable, Total
Gain (Loss) on Securities [Table Text Block]
Schedule of Realized and Unrealized Gains and Losses on Investments
Ownership [Domain]
Common Stock [Member]
Common Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period
Expiration period
Marketable equity securities.
Marketable Equity Securities [Member]
Marketable Equity Securities [Member]
Net Cash Provided by (Used in) Operating Activities [Abstract]
Cash flow from operating activities:
Equity Component [Domain]
Equity Component
Revenues
Revenue from Contract with Customer, Excluding Assessed Tax, Total
Total revenues
Revenue from Contract with Customer, Excluding Assessed Tax
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income before income taxes
Entity Address, State or Province
Entity Address, State or Province
Geographical [Axis]
Geographical
Net (decrease) increase in cash, cash equivalents and restricted cash
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Comprehensive (loss) income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Document Type
Document Type
Business Acquisition, Pro Forma Information [Table Text Block]
Summary of Unaudited Pro Forma Information
Goodwill Disclosure [Text Block]
Goodwill
DST Systems Inc.
D S T Systems Inc [Member]
DST Systems Inc [Member]
Litigation Status [Domain]
Litigation Status
UNITED STATES
United States [Member]
Share Repurchase Program [Axis]
Share Repurchase Program
Entity Shell Company
Entity Shell Company
Schedule of Investments [Table]
Schedule Of Investments [Table]
Allocated Share based Compensation Expense
Share-Based Payment Arrangement, Expense
Total stock-based compensation expense
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]
Payments to Acquire Software
Additions to capitalized software
Fair Value, Recurring and Nonrecurring [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Security Exchange Name
Security Exchange Name
Seed capital investments.
Seed Capital Investments [Member]
Seed Capital Investments [Member]
Revenue from Contract with Customer [Abstract]
Net (decrease) increase in client funds obligations
Increase (decrease) in client funds obligations, net.
Increase Decrease In Client Funds Obligations Net
Class of Stock [Line Items]
Class of Stock [Line Items]
Net Cash Provided by (Used in) Operating Activities
Net cash provided by operating activities
Payments to Acquire Businesses, Gross
Consideration paid, net of cash plus the costs of transaction
Commitments and Contingencies Disclosure [Abstract]
Accrued Income Taxes, Current
Income taxes payable
Net losses (gains) on investments
Gain (Loss) on Investments
Gain (Loss) on Investments, Total
Interest Payable, Current
Interest payable
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
Restricted Stock Units (RSUs) [Member]
Restricted Stock Units (RSUs) [Member]
Common Stock Class Undefined [Member]
Common Stock Class Undefined [Member]
Common stock class undefined.
Business Acquisition, Pro Forma Revenue
Revenues
Intangible assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Recently Adopted Accounting Pronouncement
New Accounting Pronouncements, Policy [Policy Text Block]
Ownership Percentage
Noncontrolling Interest, Ownership Percentage by Parent
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
Common Stock, Shares, Outstanding
Common stock, shares outstanding
Common Stock, Shares, Outstanding, Beginning Balance
Common Stock, Shares, Outstanding, Ending Balance
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Loss on extinguishment of debt
Gain (Loss) on Extinguishment of Debt
Gain (Loss) on Extinguishment of Debt, Total
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Accounts receivable
Debt Disclosure [Text Block]
Debt
Fair Value, Inputs, Level 2 [Member]
Significant Other Observable Inputs (Level 2) [Member]
Deferred Revenue, Current
Deferred revenues
Deferred Revenue, Current, Total
Net Cash Provided by (Used in) Investing Activities [Abstract]
Cash flow from investing activities:
Restricted Cash and Cash Equivalents, Current
Restricted cash and cash equivalents
Restricted Cash and Cash Equivalents, Current, Total
Commitments and Contingencies
Commitments and contingencies (Note 13)
Common Stock, Shares, Issued
Ending balance, shares
Beginning balance, shares
Common stock, shares issued
Common Stock, Shares, Issued, Total
Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable
Income taxes prepaid and payable
Liabilities:
Liabilities [Abstract]
Minimum [Member]
Minimum [Member]
Revenue recognition period.
Revenue Recognition Period
Revenue recognition period
Variable Interest Entity, Measure of Activity [Abstract]
Other comprehensive (loss) income before reclassifications, Tax Effect
Other Comprehensive Income (Loss) before Reclassifications, Tax, Total
Other Comprehensive Income (Loss) before Reclassifications, Tax
Debt Instrument [Axis]
Debt Instrument
Stockholders' Equity Attributable to Parent [Abstract]
Stockholders’ equity (Note 8):
Treasury Stock [Member]
Treasury Stock [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue
Deferred revenue
Revenues [Abstract]
Revenues:
Award Type [Axis]
Award Type
Subsequent Event [Member]
Subsequent Event [Member]
Loss Contingencies [Table]
Loss Contingencies [Table]
Other income (expense), net
Other Nonoperating Income (Expense)
Other Nonoperating Income (Expense), Total
Long-Term Debt, Current Maturities
Current portion of long-term debt (Note 7)
Less: current portion of long-term debt
Long-term Debt, Current Maturities, Total
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
Schedule of Carrying Amounts and Fair Values of Financial Instruments
Research and Development Expense
Research and development
Research and Development Expense, Total
Entity Central Index Key
Entity Central Index Key
Contribution in cash and cash equivalents
Contribution in cash and cash equivalents
Contribution in cash and cash equivalents
Senior Secured Credit Facility Term Loan B-7 [Member]
Senior secured credit facility term loan B-7 member.
Stockholders' Equity, Other
Other
Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities
Accrued expenses and other liabilities
Investments, Debt and Equity Securities [Abstract]
Earnings per share.
Earnings Per Share [Table]
Earnings Per Share [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value
Grant date fair value of options
Disaggregation of Revenue [Line Items]
Disaggregation Of Revenue [Line Items]
Summary of Assets and Liabilities
Schedule of Variable Interest Entities [Table Text Block]
Less: accumulated depreciation
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
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
Property, Plant and Equipment [Table]
Schedule Of Property Plant And Equipment [Table]
Investment [Table Text Block]
Summary of Investments
Measurement Frequency [Axis]
Measurement Frequency
Share-Based Payment Arrangement [Text Block]
Stock Based Compensation
General and Administrative Expense
General and administrative
General and Administrative Expense, Total
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
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Schedule of Equity Method Investments [Table]
Schedule Of Equity Method Investments [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Weighted average exercise price
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Beginning Balance
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price, Ending Balance
Research and Development Expense [Member]
Research and Development [Member]
Prepaid Expenses and Other Current Assets [Member]
Prepaid Expenses and Other Current Assets [Member]
Capitalized financing costs
Debt Issuance Costs, Net
Debt Issuance Costs, Net, Total
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
Equity Method Investment, Nonconsolidated Investee [Domain]
Earnings per share.
Earnings Per Share [Line Items]
Earnings Per Share [Line Items]
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:
Retained Earnings [Member]
Retained Earnings [Member]
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
Money Market Funds [Member]
Money Market Funds [Member]
Effective Income Tax Rate Reconciliation, Percent
Effective tax rate
Effective Income Tax Rate Reconciliation, Percent, Total
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Reclassification of losses into net earnings on interest rate swaps
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent
Gain (Loss) on Disposition of Property Plant Equipment, Total
Gain (Loss) on Disposition of Property Plant Equipment
Loss on sale or disposition of property and equipment
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
Acquisitions completed in the current year
2022 acquisitions
Goodwill, Acquired During Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage
Award vesting percentage
Entity Interactive Data Current
Entity Interactive Data Current
Furniture fixtures and equipment.
Furniture Fixtures And Equipment [Member]
Equipment, Furniture, and Fixtures [Member]
Summary of Stock Option and Stock Appreciation Rights ("SARs") Restricted Stock Units ("RSUs") and Performance Stock Units ("PSU") Activity
Share-Based Payment Arrangement, Activity [Table Text Block]
Schedule of Variable Interest Entities [Table]
Provision for credit losses
Accounts Receivable, Credit Loss Expense (Reversal)
Local Phone Number
Local Phone Number
Performance Based Stock Units Awards [Member]
Performance Stock Units (PSUs) [Member]
Performance Based Stock Units Awards [Member]
Performance based stock units awards.
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Computation of Basic and Diluted EPS
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period
Vesting period
Debt Disclosure [Abstract]
Net loss (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
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrealized (losses) 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
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenues by Geography and Source
Minerals Management, LLC [Member]
Minerals Management, LLC [Member]
Minerals Management, LLC [Member]
Other Liabilities, Noncurrent
Other long-term liabilities
Other Liabilities, Noncurrent, Total
Income Statement Location [Domain]
Income Statement Location
Noncontrolling interest in joint ventures
Noncontrolling Interest in Joint Ventures
Payments for repurchase of common stock
Treasury Stock, Value, Acquired, Cost Method
Payments for repurchase of common stock
Purchases of common stock
Settled Litigation [Member]
Settled Litigation [Member]
Property, Plant and Equipment [Abstract]
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
Other (expense) income [Member]
Other Operating Income (Expense) [Member]
Maintenance and term licenses.
Maintenance And Term Licenses [Member]
Maintenance and Term Licenses [Member]
Increase (Decrease) in Prepaid Expense and Other Assets, Total
Increase (Decrease) in Prepaid Expense and Other Assets
Prepaid expenses and other assets
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Total Operating Expenses [Member]
Operating Expense [Member]
Common Class A [Member]
Class A Non-Voting Common Stock [Member]
Debt Instrument, Name [Domain]
Debt Instrument, Name
Document Fiscal Year Focus
Document Fiscal Year Focus
DST and Algorithmics [Member]
DST and algorithmics member.
Schedule of Business Acquisitions, by Acquisition [Table Text Block]
Summary of Allocation of Purchase Price for Acquisitions of Acquiree
Basic earnings per share attributable to SS&C common stockholders
Earnings per share attributable to SS&C common stockholders - Basic
Earnings Per Share, Basic
Earnings Per Share, Basic, Total
Common Stock, Dividends, Per Share, Declared
Cash dividends declared per share
Dividends, Common Stock, Cash
Cash dividends declared
Assets:
Assets [Abstract]
Investments, Fair Value Disclosure
Investments measured at fair value
Investments, fair value
Investments, Fair Value Disclosure, Total
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]
Reconciliation of cash, cash equivalents and restricted cash and cash equivalents:
Gross Profit
Gross profit
Proceeds from noncontrolling interests
Proceeds from Noncontrolling Interests
Prepaid Expense and Other Assets, Current
Prepaid expenses and other current assets
Less: cost of common stock in treasury, 19.1 and 13.1 million shares, respectively
Treasury Stock, Value
Treasury Stock, Value, Total
Treasury Stock, Value, Beginning Balance
Treasury Stock, Value, Ending Balance
Capita Life & Pensions Services (Ireland) Limited.
Capita Life Pensions Services Limited [Member]
Capita Life Pensions Services Limited [Member]
Interest Income (Expense), Nonoperating, Net
Interest expense, net
Financial Instrument [Axis]
Financial Instrument
5.5% Senior Notes due 2027.
Five Point Five Senior Notes Due Two Thousand Twenty Seven [Member]
5.5% Senior Notes due 2027 [Member]
Long-Lived Tangible Asset [Axis]
Long-Lived Tangible Asset
Liabilities and Equity [Abstract]
Liabilities and Stockholders’ Equity
Land [Member]
Land [Member]
Asia Pacific and Japan.
Asia Pacific And Japan [Member]
Asia-Pacific and Japan [Member]
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name
Net income
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Assets, Current [Abstract]
Current assets:
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
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Financial liabilities:
Schedule of Goodwill [Table Text Block]
Summary of Change in Carrying Value of Goodwill
Fair Value Hierarchy and NAV [Domain]
Fair Value Hierarchy and NAV
Measurement Frequency [Domain]
Measurement Frequency
Increase (Decrease) in Operating Capital [Abstract]
Changes in operating assets and liabilities, excluding effects from acquisitions:
License and Maintenance [Member]
License, Maintenance and Related [Member]
License, Maintenance and Other Related [Member]
Lines of Credit, Fair Value Disclosure
Credit facility
Debt, Long-Term and Short-Term, Combined Amount
Debt
Cover [Abstract]
Operating lease right-of-use assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Operating lease right-of-use assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities, Operating lease right-of-use assets
Product and Service [Domain]
Product and Service
Measurement Basis [Axis]
Carrying Amount [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period
Vested
Other comprehensive (loss) income, Pretax
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent, Total
Liabilities, Current [Abstract]
Current liabilities:
Maximum [Member]
Maximum [Member]
Broadway square partners LLP.
Broadway Square Partners L L P [Member]
Broadway Square Partners, LLP [Member]
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
Schedule of Stock-Based Compensation Expense Recognized
Net Cash Provided by (Used in) Investing Activities
Net cash used in investing activities
Total (losses) gains recognized in other income, net
Equity Securities, FV-NI, Gain (Loss)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period
Exercise of options, net of withholding taxes, shares
Increase (Decrease) in Deferred Liabilities, Total
Increase (Decrease) in Deferred Liabilities
Decrease in deferred tax liabilities
Other unconsolidated affiliates.
Other Unconsolidated Affiliates [Member]
Other Unconsolidated Affiliates [Member]
Fair Value, Inputs, Level 3 [Member]
Significant Unobservable Inputs (Level 3) [Member]
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Defined Benefit Obligation [Member]
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
Net Assets
Net Assets, Ending Balance
Net Assets, Beginning Balance
Net Assets, Total
Stock Issued During Period, Value, Stock Options Exercised
Exercise of options, net of withholding taxes
Other Long-Term Debt
Other indebtedness
Other Long-term Debt, Total
Accounts Payable and Other Accrued Liabilities
Accounts payable and other accrued expenses
Long-Term Investments
Total investments
Long-term Investments, Total
Recent accounting pronouncement not yet effective.
Recent Accounting Pronouncements Not Yet Effective Policy [Text Block]
Recent Accounting Pronouncements Not Yet Effective
Increase in completed technologies
Increase in completed technologies
Debt Instrument Carrying Amount
Senior notes
Long-Term Debt, Gross
Common Stock, Shares Authorized
Common stock, shares authorized
Trading Symbol
Trading Symbol
Ownership [Axis]
Equity Securities [Member]
Marketable Equity Securities [Member]
Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]
Schedule of Adjustments to Accumulated Other Comprehensive Loss
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]
Interest Rate Swap [Member]
Other liabilities
Other Liabilities
Other Liabilities, Total
Subsequent Event Type [Axis]
Subsequent Event Type
Performance Shares [Member]
Performance-Based Stock Option Awards [Member]
Debt Instrument Interest Rate Terms
Debt Instrument, Interest Rate Terms
Balance Sheet Location [Axis]
Comprehensive (loss) income attributable to SS&C common stockholders
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Proceeds from Sale of Property, Plant, and Equipment, Total
Proceeds from Sale of Property, Plant, and Equipment
Proceeds from sale of property and equipment
Accounts Payable, Current
Accounts payable
Accounts Payable, Current, Total
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income Loss [Line Items]
Shares attributable to SS&C:
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Treasury Stock, Shares, Acquired
Repurchase of common stock , shares
Stock Options, SARs, RSUs, and RSAs [Member]
Employee stock options and appreciation rights.
Employee Stock Options And Appreciation Rights [Member]
Long-Lived Tangible Asset [Domain]
Long-Lived Tangible Asset
Equity Method Investment, Nonconsolidated Investee [Axis]
Deferred tax liability
Deferred Tax Liability, Intra-entity Transfer, Asset Other than Inventory
Common Stock, Par or Stated Value Per Share
Common stock, par value
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
Stock Repurchase Program, Authorized Amount
Stock repurchase program, authorized amount
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period
Granted
Property, Plant and Equipment Disclosure [Text Block]
Property, Plant and Equipment, Net
Estimate of Fair Value Measurement [Member]
Fair Value [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Other assets
UNITED KINGDOM
United Kingdom [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Long-Term Debt, Type [Domain]
Long-term Debt, Type
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Anti-dilutive shares not included in computation of diluted EPS
Financing costs
financing costs
financing costs