Goodwill and Intangible Assets Disclosure [Abstract] Intangible Assets Intangible Assets Disclosure [Text Block] Earnings Per Share [Abstract] Weighted-average common shares outstanding used for the calculation of net income per share – basic (in shares) Weighted Average Number of Shares Outstanding, Basic Common stock equivalents (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Weighted-average common shares outstanding used for the calculation of net income per share – diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Shares Used in Computing Net Income Per Share Earnings Per Share [Text Block] Payables and Accruals [Abstract] Trade accounts payable Accounts Payable, Current Client deposits Customer Advances and Deposits Settlement obligations Settlement Liabilities, Current Accrued compensation and benefits Accrued Employee Benefits, Current Other accrued expenses Other Accrued Liabilities, Current Total Accounts Payable and Accrued Liabilities, Current Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Acquired intangible assets Acquired Intangible Assets [Member] Assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. Capitalized and purchased software Capitalized And Purchased Software [Member] Purchased software applications and internally developed software for sale, licensing or long-term internal use (classified as intangible assets). Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Estimated annual amortization expense in 2016 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Estimated annual amortization expense in 2017 Finite-Lived Intangible Assets, Amortization Expense, Year Two Estimated annual amortization expense in 2018 Finite-Lived Intangible Assets, Amortization Expense, Year Three Estimated annual amortization expense in 2019 Finite-Lived Intangible Assets, Amortization Expense, Year Four Estimated annual amortization expense in 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Five Computation of shares used in calculating basic and diluted net income per common share Schedule of Weighted Average Number of Shares [Table Text Block] Accounting Policies [Abstract] Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value, Measurement Inputs, Disclosure [Text Block] Schedule of accounts payable and accrued expenses Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Equity Method Investments and Joint Ventures [Abstract] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] StoneRiver Group, L.P. StoneRiver Group L.P. [Member] Joint venture in which the company owns a partial interest , which is accounted for as an equity method investment. Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Percentage of interest owned in affiliate (as percent) Equity Method Investment, Ownership Percentage Deconsolidation gain from equity method investments Deconsolidation Gain (Loss) from Equity Method Investments Deconsolidation Gain (Loss) from Equity Method Investments Dividends from unconsolidated affiliate Proceeds from Equity Method Investment, Dividends or Distributions Equity method investment, other than temporary impairment Equity Method Investment, Other than Temporary Impairment Deconsolidation gain net of impairment from equity method investments Deconsolidation Gain (Loss) Net of Impairment From Equity Method Investments Deconsolidation Gain (Loss) Net of Impairment From Equity Method Investments Deconsolidation gain from equity method investments, tax Deconsolidation Gain (Loss) from Equity Method Investments, Tax Deconsolidation Gain (Loss) from Equity Method Investments, Tax Investments in affiliate Equity Method Investments Equity [Abstract] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Foreign currency forward exchange contracts Foreign Exchange Contract [Member] Currency [Axis] Currency [Axis] All Currencies [Domain] All Currencies [Domain] Indian Rupee India, Rupees Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Estimated interest expense related to settled interest rate hedge contracts during the next twelve months Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Notional amount of derivative Derivative, Notional Amount Total fair value of cash flow hedge derivatives Cash Flow Hedges Derivative Instruments at Fair Value, Net 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 [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Stock Options Employee Stock Option [Member] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based compensation expense Allocated Share-based Compensation Expense Share-based awards, stock options, granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Share-based awards, restricted stock units, granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based awards, stock options, weighted-average estimated fair values (in dollar per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based awards, restricted stock units, weighted-average estimated fair values (in dollar per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Share-based awards, stock options, exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Business Combinations [Abstract] Acquisitions Business Combination Disclosure [Text Block] Segment Reporting [Abstract] Business Segment Information Segment Reporting Disclosure [Text Block] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating segments Operating Segments [Member] Business Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Payments Payments And Industry Products Segment [Member] Payments and Industry Products Segment Financial Financial Institution Services Segment [Member] Financial Institution Services Segment Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Goodwill Goodwill Stock options excluded from the calculation of diluted weighted-average outstanding shares because their impact was anti-dilutive (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Statement of Financial Position [Abstract] Assets Assets [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value, Including Discontinued Operations Trade accounts receivable, net Accounts Receivable, Net, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, net Property, Plant and Equipment, Net Intangible assets, net Finite-Lived Intangible Assets, Net Other long-term assets Other Assets, Noncurrent Total assets Assets Liabilities and Shareholders’ Equity Liabilities and Equity [Abstract] Accounts payable and accrued expenses Current maturities of long-term debt Long-term Debt and Capital Lease Obligations, Current Deferred revenue Deferred Revenue, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt and Capital Lease Obligations Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Other long-term liabilities Other Liabilities, Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Shareholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, no par value: 25.0 million shares authorized; none issued Preferred Stock, Value, Issued Common stock, $0.01 par value: 900.0 million shares authorized; 395.7 million shares issued Common Stock, Value, Issued 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) Treasury stock, at cost, 175.1 million and 170.4 million shares Treasury Stock, Value Total shareholders’ equity Stockholders' Equity Attributable to Parent Total liabilities and shareholders’ equity Liabilities and Equity Statement of Comprehensive Income [Abstract] Net income Net Income (Loss) Attributable to Parent Other comprehensive (loss) income: Other Comprehensive Income (Loss), Net of Tax [Abstract] Reclassification adjustment for net realized losses on cash flow hedges included in interest expense, net of income tax provision of $1 million, $3 million, $2 million and $4 million Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Total other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Changes in accumulated other comprehensive loss by component, net of income taxes Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Series of Individually Immaterial Business Acquisitions Series of Individually Immaterial Business Acquisitions [Member] Software Acquired Software And Technology [Member] Purchased software applications and internally developed software for sale, licensing or long-term internal use acquired in a business combination. Business Acquisition [Line Items] Business Acquisition [Line Items] Payments for acquisitions of businesses Payments to Acquire Businesses, Gross Recognized identifiable assets acquired, finite-lived intangibles Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Recognized identifiable assets acquired, net other assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Impairment of intangible assets, finite-lived Impairment of Intangible Assets, Finite-lived Customer related intangible assets Customer-Related Intangible Assets [Member] Acquired software and technology Trade names Trade Names [Member] Capitalized software development costs Capitalized Software Development Costs [Member] Internally developed software for sale, licensing or long-term internal use (classified as intangible assets). Purchased software Computer Software, Intangible Asset [Member] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Book Value Fair value of total debt Debt Instrument, Fair Value Disclosure Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Preferred stock, issued (in shares) Preferred Stock, Shares Issued Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Treasury stock, shares (in shares) Treasury Stock, Shares Corporate and Other Corporate Reconciling Items And Eliminations [Member] Corporate Reconciling Items And Eliminations [Member] Processing and services revenue Sales Revenue, Services, Net Product revenue Sales Revenue, Goods, Net Total revenue Revenues Operating income Operating Income (Loss) Reclassification adjustment for net realized losses on cash flow hedges included in interest expense, tax provision Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax Schedule of segment reporting information Schedule of Segment Reporting Information, by Segment [Table Text Block] Investment in Unconsolidated Affiliate Equity Method Investments and Joint Ventures Disclosure [Text Block] Schedule of intangible assets by class Schedule of Finite-Lived Intangible Assets [Table Text Block] Supplemental Cash Flow Elements [Abstract] Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Foreign Currency Translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Other Other Accumulated Other Comprehensive Income [Member] Accumulated change in equity from transactions and other events and circumstances from non-owner sources at fiscal year-end, not separately disclosed. AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Balance at beginning of the period Other comprehensive loss before reclassifications Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Amounts reclassified from accumulated other comprehensive loss Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Balance at end of the period Accumulated Other Comprehensive Loss Comprehensive Income (Loss) Note [Text Block] Accounting Changes and Error Corrections [Abstract] Recent Accounting Pronouncements Description of New Accounting Pronouncements Not yet Adopted [Text Block] Statement of Cash Flows [Abstract] Cash flows 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 other amortization Other Depreciation and Amortization Amortization of acquisition-related intangible assets Amortization Of Acquired Intangible Assets1 The aggregate expense charged against earnings to allocate the cost of acquired intangible assets. As a noncash expense, this element is added back to net income when calculating cash provided by (used in) operations using the indirect method. Share-based compensation Share-based Compensation Excess tax benefits from share-based awards Excess Tax Benefit from Share-based Compensation, Operating Activities Deferred income taxes Deferred Income Tax Expense (Benefit) Income from investment in unconsolidated affiliate Income (Loss) from Equity Method Investments Non-cash impairment charges Asset Impairment Charges Loss on early debt extinguishment Gains (Losses) on Extinguishment of Debt Other operating activities Other Operating Activities, Cash Flow Statement Changes in assets and liabilities, net of effects from acquisitions: Increase (Decrease) in Operating Capital [Abstract] Trade accounts receivable Increase (Decrease) in Accounts Receivable Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Accounts payable and other liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Deferred revenue Increase (Decrease) in Deferred Revenue Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures, including capitalization of software costs Payments to Acquire Property, Plant, and Equipment Payments for acquisitions of businesses Other investing activities Payments for (Proceeds from) Other Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Debt proceeds Proceeds from Issuance of Long-term Debt Debt repayments, including redemption and other costs Repayments of Long-term Debt Proceeds from issuance of treasury stock Proceeds from Issuance or Sale of Equity Purchases of treasury stock, including employee shares withheld for tax obligations Payments For Repurchase Of Common Stock And Payments Related To Tax Withholding For Share Based Compensation The cash outflow to reacquire common stock during the period and to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. Excess tax benefits from share-based awards Excess Tax Benefit from Share-based Compensation, Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net change in cash and cash equivalents Net Cash Provided by (Used in) Continuing Operations Cash and cash equivalents, beginning balance Cash and cash equivalents, ending balance Document And Entity Information [Abstract] Document And Entity Information [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 Central Index Key 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 Income Statement [Abstract] Revenue: Revenues [Abstract] Processing and services Product Expenses: Costs and Expenses [Abstract] Cost of processing and services Cost of Services Cost of product Cost of Goods Sold Selling, general and administrative Selling, General and Administrative Expense Total expenses Costs and Expenses Operating income Interest expense Interest Expense Interest and investment (loss) income, net Investment Income, Net Loss on early debt extinguishment Income before income taxes and income from investment in unconsolidated affiliate Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax provision Income Tax Expense (Benefit) Income from investment in unconsolidated affiliate Net income Income (Loss) from Continuing Operations Attributable to Parent Net income per share – basic (in dollars per share) Earnings Per Share, Basic Net income per share – diluted (in dollars per share) Earnings Per Share, Diluted Shares used in computing net income per share: Basic (in shares) Diluted (in shares) Schedule of supplemental cash flow information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Interest paid Interest Paid Income taxes paid Income Taxes Paid, Net Treasury stock purchases settled after the balance sheet date Treasury Stock Purchases Settled After Balance Sheet Date Future cash outflow to pay for treasury stock purchases that have occurred. Accounts Payable and Accrued Expenses Accounts Payable and Accrued Liabilities Disclosure [Text Block]