Entity Central Index Key Cover [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Shell Company Entity Shell Company Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Security12b Title Security12b Title Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Funds receivable and funds held on behalf of clients. Long term investments excluding investments in unconsolidated affiliates. 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). 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. Statement Of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Class A Non-Voting Common Stock [Member] Common Class A [Member] Statement [Line Items] Statement [Line Items] Assets Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Funds receivable and funds held on behalf of clients Funds Receivable And Funds Held On Behalf Of Clients Accounts receivable, net of allowance for doubtful accounts of $18.1 and $16.8, respectively Accounts Receivable Net Current Contract asset Contract With Customer Asset Net Current Prepaid expenses and other current assets Prepaid Expense And Other Assets Current Restricted cash and cash equivalents Restricted Cash And Cash Equivalents At Carrying Value Total current assets Assets Current Property, plant and equipment, net (Note 2) Property Plant And Equipment Net Operating lease right-of-use assets Operating Lease Right Of Use Asset Investments (Note 3) Long Term Investments Excluding Investments In Unconsolidated Affiliates Unconsolidated affiliates (Note 4) Equity Method Investments Contract asset Contract With Customer Asset Net Noncurrent Goodwill (Note 6) Goodwill Intangible and other assets, net of accumulated amortization of $2,669.2 and $2,655.6, respectively Intangible Assets Net And Other Assets Excluding Goodwill Total assets Assets Liabilities and Stockholders’ Equity Liabilities And Stockholders Equity [Abstract] Current liabilities: Liabilities Current [Abstract] Current portion of long-term debt (Note 7) Long Term Debt Current Client funds obligations Client Funds Obligations Current Accounts payable Accounts Payable Current Income taxes payable Accrued Income Taxes Current Accrued employee compensation and benefits Employee Related Liabilities Current Interest payable Interest Payable Current Other accrued expenses Other Accrued Liabilities Current Deferred revenues Deferred Revenue Current Total current liabilities Liabilities Current Long-term debt, net of current portion (Note 7) Long Term Debt Noncurrent Operating lease liabilities Operating Lease Liability Noncurrent Other long-term liabilities Other Liabilities Noncurrent Deferred income taxes Deferred Income Tax Liabilities Net Total liabilities Liabilities Commitments and contingencies (Note 13) Commitments And Contingencies Stockholders’ equity (Note 8): Stockholders Equity [Abstract] Preferred stock, $0.01 par value per share, 5.0 million shares authorized; no shares issued Preferred Stock Value Common stock Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Retained earnings Retained Earnings Accumulated Deficit Stockholders' equity before treasury stock Stockholders Equity Before Treasury Stock Less: cost of common stock in treasury, 10.9 and 6.3 million shares, respectively Treasury Stock Value Total stockholders’ equity Stockholders Equity Total liabilities and stockholders’ equity Liabilities And Stockholders Equity Allowance for doubtful accounts receivable Allowance For Doubtful Accounts Receivable Current Accumulated amortization of finite-lived intangible assets Finite Lived Intangible Assets Accumulated Amortization Preferred stock, par value Preferred Stock Par Or Stated Value Per Share Preferred stock, shares authorized Preferred Stock Shares Authorized Preferred stock, shares issued Preferred Stock Shares Issued Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Treasury stock, shares Treasury Stock Shares Income Statement [Abstract] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Software Enabled Services [Member] Software-enabled Services [Member] Software Enabled Services [Member] License, Maintenance and Related [Member] License And Maintenance [Member] Revenues: Revenues [Abstract] Total revenues Revenue From Contract With Customer Excluding Assessed Tax Cost of revenues: Cost Of Goods And Services Sold [Abstract] Total cost of revenues Cost Of Goods And Services Sold Gross profit Gross Profit Operating expenses: Operating Expenses [Abstract] Selling and marketing Selling And Marketing Expense Research and development Research And Development Expense General and administrative General And Administrative Expense Total operating expenses Operating Expenses Operating income Operating Income Loss Interest expense, net Interest Income Expense Nonoperating Net Other income, net Other Nonoperating Income Expense Equity in earnings of unconsolidated affiliates, net Income Loss From Equity Method Investments (Loss) gain on extinguishment of debt Gains Losses On Extinguishment Of Debt Income before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Provision for income taxes Income Tax Expense Benefit Net income Net Income Loss Basic earnings per share Earnings Per Share Basic Diluted earnings per share Earnings Per Share Diluted Basic weighted-average number of common shares outstanding Weighted Average Number Of Shares Outstanding Basic Diluted weighted-average number of common and common equivalent shares outstanding Weighted Average Number Of Diluted Shares Outstanding Net income Other comprehensive income (loss), net of tax: Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Abstract] Change in unrealized (loss) gain on interest rate swaps Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent Foreign currency exchange translation adjustment Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent Change in defined benefit pension obligation Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent Total other comprehensive income (loss), net of tax Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Comprehensive income Comprehensive Income Net Of Tax Gains losses on extinguishment of debt excluding payments relating to financing activities. Proceeds from collection of other non current receivables. Increase (decrease) in client funds obligations, net. Restricted cash and cash equivalents included in funds receivable and funds held on behalf of clients restricted. Statement Of Cash Flows [Abstract] Cash flow from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation and amortization Depreciation Depletion And Amortization Equity in earnings of unconsolidated affiliates, net Cash distributions received from unconsolidated affiliates Equity Method Investment Dividends Or Distributions Gain on bargain purchase Business Combination Bargain Purchase Gain Recognized Amount Stock-based compensation expense Share Based Compensation Net gains on investments Gain Loss On Investments Amortization and write-offs of loan origination costs and original issue discounts Amortization Of Financing Costs And Discounts Loss on extinguishment of debt, net Gains Losses On Extinguishment Of Debt Excluding Payments Relating To Financing Activities Loss on sale or disposition of property and equipment Gain Loss On Sale Of Property Plant Equipment Deferred income taxes Increase Decrease In Deferred Income Taxes Provision for doubtful accounts Provision For Doubtful Accounts Changes in operating assets and liabilities, excluding effects from acquisitions: Increase Decrease In Operating Capital [Abstract] Accounts receivable Increase Decrease In Accounts Receivable Prepaid expenses and other assets Increase Decrease In Prepaid Deferred Expense And Other Assets Contract assets Increase Decrease In Contract With Customer Asset Accounts payable Increase Decrease In Accounts Payable Accrued expenses and other liabilities Increase Decrease In Accrued Liabilities And Other Operating Liabilities Income taxes prepaid and payable Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable Deferred revenue Increase Decrease In Deferred Revenue Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Cash flow from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Cash paid for business acquisitions, net of cash acquired Payments To Acquire Businesses Net Of Cash Acquired Additions to property and equipment Payments To Acquire Property Plant And Equipment Additions to capitalized software Payments To Acquire Software Investments in securities Payments To Acquire Investments Proceeds from sales / maturities of investments Proceeds From Sale Maturity And Collections Of Investments Collection of other non-current receivables Proceeds From Collection Of Other Non Current Receivables Net cash used in investing activities Net Cash Provided By Used In Investing Activities Cash flow from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Cash received from debt borrowings Proceeds From Issuance Of Debt Repayments of debt Repayments Of Long Term Debt Net increase (decrease) in client funds obligations Increase Decrease In Client Funds Obligations Net Proceeds from exercise of stock options Proceeds From Stock Options Exercised Withholding taxes paid related to equity award net share settlement Payments Related To Tax Withholding For Share Based Compensation Purchases of common stock for treasury Payments For Repurchase Of Common Stock Dividends paid on common stock Payments Of Dividends Common Stock Net cash provided by (used in) financing activities Net Cash Provided By Used In Financing Activities 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 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 Cash, cash equivalents and restricted cash, beginning of period 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 Reconciliation of cash, cash equivalents and restricted cash and cash equivalents: Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract] Restricted cash and cash equivalents included in funds receivable and funds held on behalf of clients Restricted Cash And Cash Equivalents Included In Funds Receivable And Funds Held On Behalf Of Clients Restricted Cash and cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Non cash purchase price consideration. Statement Of Stockholders Equity [Abstract] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock [Member] Common Stock [Member] Additional Paid-in Capital [Member] Additional Paid In Capital [Member] Retained Earnings [Member] Retained Earnings [Member] Accumulated Other Comprehensive (Loss) Income [Member] Accumulated Other Comprehensive Income [Member] Treasury Stock [Member] Treasury Stock [Member] Beginning balance Beginning balance, shares Foreign exchange translation adjustment Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Net change in interest rate swaps Change in defined benefit plan obligation Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax Stock-based compensation expense Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Exercise of options, net of withholding taxes Stock Issued During Period Value Stock Options Exercised Exercise of options, net of withholding taxes, shares Stock Issued During Period Shares Stock Options Exercised Non-cash purchase price consideration Non Cash Purchase Price Consideration Purchases of common stock Treasury Stock Value Acquired Cost Method Cash dividends declared Dividends Common Stock Cash Other Stockholders Equity Other Ending balance Ending balance, shares Cash dividends declared per share Common Stock Dividends Per Share Declared Organization Consolidation And Presentation Of Financial Statements [Abstract] Basis of Presentation Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block] Property Plant And Equipment [Abstract] Property, Plant and Equipment, Net Property Plant And Equipment Disclosure [Text Block] Investments Debt And Equity Securities [Abstract] Investments Investments In Debt And Marketable Equity Securities And Certain Trading Assets Disclosure [Text Block] Unconsolidated Affiliates Equity Method Investments Disclosure [Text Block] Business Combinations [Abstract] Acquisitions Business Combination Disclosure [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Goodwill Goodwill Disclosure [Text Block] Debt Disclosure [Abstract] Debt Debt Disclosure [Text Block] Equity [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Revenue From Contract With Customer [Abstract] Revenues Revenue From Contract With Customer [Text Block] Stock Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Earnings Per Share [Abstract] Earnings per Share Earnings Per Share [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Subsequent Events [Abstract] Subsequent Event Subsequent Events [Text Block] Recently Adopted Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Recent accounting pronouncement not yet effective. Recent Accounting Pronouncements Not Yet Effective Recent Accounting Pronouncements Not Yet Effective Policy [Text Block] Schedule of Property, Plant and Equipment and Related Accumulated Depreciation Property Plant And Equipment [Text Block] Summary of Investments Investment Table [Text Block] Schedule of Realized and Unrealized Gains and Losses on Investments Gain Loss On Investments [Text Block] Summary of Assets and Liabilities Measured at Fair Value on Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Schedule of Investments in Unconsolidated Affiliates Equity Method Investments [Text Block] Schedule of Equity in Earnings of Unconsolidated Affiliates Schedule Of Investments In And Advances To Affiliates Schedule Of Investments Table [Text Block] Summary of Allocation of Purchase Price for Acquisitions of Acquiree Schedule Of Business Acquisitions By Acquisition [Text Block] Schedule of Severance Expense Recognized Business Combination Separately Recognized Transactions Table [Text Block] Summary of Unaudited Pro Forma Information Business Acquisition Pro Forma Information [Text Block] Summary of Change in Carrying Value of Goodwill Schedule Of Goodwill [Text Block] Component of Debt Schedule Of Debt Table [Text Block] Schedule of Carrying Amounts and Fair Values of Financial Instruments Schedule Of Carrying Values And Estimated Fair Values Of Debt Instruments Table [Text Block] Schedule of Accumulated Other Comprehensive Loss Balances, Net of Tax Schedule Of Comprehensive Income Loss Table [Text Block] Schedule of Adjustments to Accumulated Other Comprehensive Loss Reclassification Out Of Accumulated Other Comprehensive Income Table [Text Block] Disaggregation of Revenues by Geography and Source Disaggregation Of Revenue Table [Text Block] Schedule of Stock-Based Compensation Expense Recognized Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Summary of Stock Option and Stock Appreciation Rights ("SARs") Activity as well as Restricted Stock Unit ("RSUs") Activity Schedule Of Share Based Compensation Activity Table [Text Block] Computation of Basic and Diluted EPS Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Schedule Of Property Plant And Equipment [Table] Schedule Of Property Plant And Equipment [Table] Long-Lived Tangible Asset Property Plant And Equipment By Type [Axis] Long-Lived Tangible Asset Property Plant And Equipment Type [Domain] Land [Member] Land [Member] Building and Improvements [Member] Building And Building Improvements [Member] Furniture fixtures and equipment. Equipment, Furniture, and Fixtures [Member] Furniture Fixtures And Equipment [Member] Property, Plant and Equipment [Line Items] Property Plant And Equipment [Line Items] Property, plant and equipment, gross Property Plant And Equipment Gross Less: accumulated depreciation and amortization Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Total property, plant and equipment, net Depreciation expense Depreciation Schedule Of Investments [Table] Schedule Of Investments [Table] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Non marketable equity securities. Non Marketable Equity Securities [Member] Non Marketable Equity Securities [Member] Marketable Equity Securities [Member] Equity Securities [Member] Seed capital investments. Seed Capital Investments [Member] Seed Capital Investments [Member] Partnership Interests in Private Equity Funds [Member] Private Equity Funds [Member] Schedule of Investments [Line Items] Schedule Of Investments [Line Items] Total investments Long Term Investments Unrealized gains (losses) on equity securities held as of the end of the period Equity Securities Fv Ni Unrealized Gain Loss Realized gains for equity securities sold during the period Equity Securities Fv Ni Realized Gain Total gains recognized in other income, net Equity Securities Fv Ni Gain Loss Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value, Measurements, Recurring [Member] Fair Value Measurements Recurring [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Quoted prices in Active Markets for Identical Assets (Level 1) [Member] Fair Value Inputs Level1 [Member] Significant Other Observable Inputs (Level 2) [Member] Fair Value Inputs Level2 [Member] Significant Unobservable Inputs (Level 3) [Member] Fair Value Inputs Level3 [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Money Market Funds [Member] Money Market Funds [Member] Marketable equity securities. Marketable Equity Securities [Member] Marketable Equity Securities [Member] Investments measured at fair value Investments Fair Value Disclosure Deferred compensation liabilities Deferred Compensation Liability Current And Noncurrent Total Fair Value Net Asset Liability Investments, fair value Equity method investments, fair value Equity Method Investments Fair Value Disclosure Schedule Of Equity Method Investments [Table] Schedule Of Equity Method Investments [Table] Investment, Name Schedule Of Equity Method Investment Equity Method Investee Name [Axis] Investment, Name Equity Method Investee Name [Domain] International financial data services limited partners. International Financial Data Services L.P. [Member] International Financial Data Services Limited Partners [Member] Pershing Road Development Company, LLC. Pershing Road Development Company, LLC [Member] Pershing Road Development Company L L C [Member] Broadway square partners LLP. Broadway Square Partners, LLP [Member] Broadway Square Partners L L P [Member] Other unconsolidated affiliates. Other Unconsolidated Affiliates [Member] Other Unconsolidated Affiliates [Member] Schedule of Investments [Line Items] Schedule Of Equity Method Investments [Line Items] Ownership Percentage Equity Method Investment Ownership Percentage Carrying Value Excess carrying value of investment over proportionate share of net assets Equity Method Investment Difference Between Carrying Amount And Underlying Equity Equity in earnings of unconsolidated affiliates Schedule Of Business Acquisitions By Acquisition [Table] Schedule Of Business Acquisitions By Acquisition [Table] Business Acquisition Business Acquisition [Axis] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] Capita Life & Pensions Services (Ireland) Limited. Capita Life Pensions Services Limited [Member] Capita Life Pensions Services Limited [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Business acquisition, effective date of acquisition Business Acquisition Effective Date Of Acquisition1 Consideration paid, net of cash plus the costs of transaction Payments To Acquire Businesses Gross Revenues Business combination gain on bargain purchase. Accounts receivable Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables Fixed assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment Other assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets Accounts payable Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable Deferred revenue Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Deferred Revenue Other liabilities assumed Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other Gain on bargain purchase Business Combination Gain On Bargain Purchase Consideration paid, net of cash acquired Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net Business Combination Separately Recognized Transactions [Table] Business Combination Separately Recognized Transactions [Table] Dst systems inc and eze software and intralinks holdings inc and captricity inc. DST, Eze, Intralinks and Captricity [Member] D S T Systems Inc And Eze Software And Intralinks Holdings Inc And Captricity Inc [Member] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Total Cost of Revenues [Member] Cost Of Sales [Member] Selling and Marketing [Member] Selling And Marketing Expense [Member] Research and Development [Member] Research And Development Expense [Member] General and Administrative [Member] General And Administrative Expense [Member] Total Operating Expenses [Member] Operating Expense [Member] Cost of software-enable services. Software-enabled Services [Member] Cost Of Software Enable Services [Member] Business Combination Separately Recognized Transactions [Line Items] Business Combination Separately Recognized Transactions [Line Items] Total severance expense Business Combination Integration Related Costs Revenues Business Acquisitions Pro Forma Revenue Net income Business Acquisitions Pro Forma Net Income Loss Beginning balance Adjustments to prior acquisitions Goodwill Purchase Accounting Adjustments Effect of foreign currency translation Goodwill Foreign Currency Translation Gain Loss Ending balance Debt Instrument [Table] Debt Instrument [Table] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Secured Debt [Member] Secured Debt [Member] Senior Notes [Member] Senior Notes [Member] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Senior secured credit facilities. Senior Secured Credit Facilities [Member] Senior Secured Credit Facilities [Member] 5.5% Senior Notes due 2027. 5.5% Senior Notes due 2027 [Member] Five Point Five Senior Notes Due Two Thousand Twenty Seven [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Long-term debt gross Debt Instrument Carrying Amount Other indebtedness Other Long Term Debt Unamortized original issue discount and debt issuance costs Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net Debt Debt Longterm And Shortterm Combined Amount Less: current portion of long-term debt Long-term debt Debt, weighted-average interest rate of credit facility Longterm Debt Weighted Average Interest Rate Debt, interest rate Debt Instrument Interest Rate Stated Percentage Debt, due date Debt Conversion Original Debt Due Date Of Debt Year Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Carrying Amount [Member] Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying Amount [Member] Carrying Reported Amount Fair Value Disclosure [Member] Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] Other Indebtedness [Member] Other Debt Securities [Member] Fair Value [Member] Estimate Of Fair Value Fair Value Disclosure [Member] 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] Financial liabilities: Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract] Credit facility Lines Of Credit Fair Value Disclosure Senior notes Credit facility Long Term Debt Fair Value Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Share Repurchase Program Share Repurchase Program [Axis] Share Repurchase Program Share Repurchase Program [Domain] Stock repurchase program. Stock Repurchase Program [Member] Stock Repurchase Program [Member] Class of Stock [Line Items] Class Of Stock [Line Items] Stock repurchase program, authorized amount Stock Repurchase Program Authorized Amount1 Repurchase of common stock , shares Treasury Stock Shares Acquired Payments for repurchase of common stock Quarterly cash dividend paid Common Stock Dividends Per Share Cash Paid Dividends paid on common stock Accumulated Other Comprehensive Income Loss [Table] Accumulated Other Comprehensive Income Loss [Table] Interest Rate Swap [Member] Accumulated Gain Loss Net Cash Flow Hedge Parent [Member] Foreign Currency Translation [Member] Accumulated Translation Adjustment [Member] Defined Benefit Obligation [Member] Accumulated Defined Benefit Plans Adjustment [Member] Accumulated Other Comprehensive Income Loss [Line Items] Accumulated Other Comprehensive Income Loss [Line Items] Net current period other comprehensive income Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Unrealized (losses) gains on interest rate swaps Oci Before Reclassifications Before Tax Attributable To Parent Reclassification of losses (gains) into net earnings on interest rate swaps Reclassification From Aoci Current Period Before Tax Attributable To Parent Other comprehensive income (loss), Pretax Other Comprehensive Income Loss Before Tax Portion Attributable To Parent Other Comprehensive Income (Loss), before defined benefit pension, Pretax Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax Unrealized (losses) gains on interest rate swaps Other Comprehensive Income Loss Before Reclassifications Tax Reclassification of losses (gains) into net earnings on interest rate swaps Reclassification From Aoci Current Period Tax Other comprehensive income (loss), Tax Effect Other Comprehensive Income Loss Tax Portion Attributable To Parent1 Reclassification of losses into net earnings on defined benefit pension, Tax Effect Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax Revenue recognition period. Revenue Recognition And Deferred Revenue [Abstract] Deferred Revenue Arrangement By Type [Table] Deferred Revenue Arrangement By Type [Table] Deferred Revenue Arrangement [Line Items] Deferred Revenue Arrangement [Line Items] Revenue recognition period Revenue Recognition Period Deferred revenue net within contract assets from contracts. Deferred revenue presented net within contract assets arising from contract Deferred Revenue Net Within Contract Assets From Contracts Deferred revenue recognized Contract With Customer Liability Revenue Recognized Revenue remaining performance obligation to be recognized in next twelve months. Revenue expected to be recognized from remaining performance obligations Revenue Remaining Performance Obligation Revenue expected to be recognized from remaining performance obligations in next twelve months Revenue Remaining Performance Obligation To Be Recognized In Next Twelve Months Disaggregation Of Revenue [Table] Disaggregation Of Revenue [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] United States [Member] UNITED STATES United Kingdom [Member] UNITED KINGDOM EMEA, excluding United Kingdom. Europe (excluding United Kingdom), Middle East and Africa [Member] E M E A Excluding United Kingdom [Member] Asia Pacific and Japan. Asia-Pacific and Japan [Member] Asia Pacific And Japan [Member] Canada [Member] CANADA Americas excluding United States and Canada. Americas, excluding United States and Canada [Member] Americas Excluding United States And Canada [Member] Disaggregation Of Revenue [Line Items] Disaggregation Of Revenue [Line Items] Disaggregation of revenue Maintenance and term licenses. Maintenance and Term Licenses [Member] Maintenance And Term Licenses [Member] Professional services. Professional Services [Member] Professional Services [Member] Perpetual licenses. Perpetual Licenses [Member] Perpetual Licenses [Member] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] License, Maintenance and Other Related [Member] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Total stock-based compensation expense Allocated Share Based Compensation Expense Share based compensation arrangement by share based payment award options and stock appreciation rights forfeitures in period. Stock issued during period shares stock options and stock appreciation rights exercised. Share based compensation arrangement by share based payment award options and stock appreciation rights outstanding number. Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Restricted Stock Units (RSUs) [Member] Restricted Stock Units R S U [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Number of Shares, Outstanding Opening Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Outstanding Number Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Cancelled/forfeited Share Based Compensation Arrangement By Share Based Payment Award Options And Stock Appreciation Rights Forfeitures In Period Exercised Stock Issued During Period Shares Stock Options And Stock Appreciation Rights Exercised Number of Shares, Outstanding Closing Share based compensation arrangement by share based payment award equity instruments other than options exercised in period. Number of Shares, Outstanding Opening Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Cancelled/forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Exercised Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercised In Period Number of Shares, Outstanding Closing Performance-Based Stock Option Awards [Member] Performance Shares [Member] Vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Expiration period Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Weighted average exercise price Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Grant date fair value of options Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Weighted Average Grant Date Fair Value Number of options to be issued in future Common Stock Capital Shares Reserved For Future Issuance Award vesting percentage Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Effective tax rate Effective Income Tax Rate Continuing Operations Shares: Weighted Average Number Of Shares Outstanding Diluted Disclosure Items [Abstract] Weighted-average common shares outstanding – used in calculation of basic EPS Weighted-average common stock equivalents – stock options and restricted shares Incremental Common Shares Attributable To Share Based Payment Arrangements Weighted-average common and common equivalent shares outstanding – used in calculation of diluted EPS Earnings per share – Basic Earnings per share – Diluted Earnings Per Share Basic And Diluted [Abstract] Earnings per share. Earnings per share. Earnings Per Share [Table] Earnings Per Share [Table] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Employee stock options and appreciation rights. Stock options and SARs [Member] Employee Stock Options And Appreciation Rights [Member] Earnings Per Share [Line Items] Earnings Per Share [Line Items] Anti-dilutive shares not included in computation of diluted EPS Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Loss Contingency [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Litigation Status Litigation Status [Axis] Litigation Status Litigation Status [Domain] Settled Litigation [Member] Settled Litigation [Member] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] DST Systems Inc. DST Systems Inc [Member] D S T Systems Inc [Member] Loss Contingency Nature Loss Contingencies By Nature Of Contingency [Axis] Loss Contingency, Nature Loss Contingency Nature [Domain] Putative claims member Putative Claims [Member] Putative Claims [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Litigation settlement, expense Litigation Settlement Expense Subsequent Event [Table] Subsequent Event [Table] Subsequent Event [Line Items] Subsequent Event [Line Items]