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Disclosure - Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 2104102 - Disclosure - Recently Issued Accounting Standards link:presentationLink link:calculationLink link:definitionLink 2205201 - Disclosure - Recently Issued Accounting Standards (Policies) link:presentationLink link:calculationLink link:definitionLink 2106103 - Disclosure - Revenue Recognition link:presentationLink link:calculationLink link:definitionLink 2307302 - Disclosure - Revenue Recognition (Tables) link:presentationLink link:calculationLink link:definitionLink 2408402 - Disclosure - Revenue Recognition - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2408402 - Disclosure - Revenue Recognition - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2409403 - Disclosure - Revenue Recognition - Contract Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 2410404 - Disclosure - Revenue Recognition - Payment Terms (Details) link:presentationLink link:calculationLink link:definitionLink 2111104 - Disclosure - Concentration of Credit Risk link:presentationLink link:calculationLink link:definitionLink 2412405 - Disclosure - Concentration of Credit Risk - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2113105 - Disclosure - Financial Instruments link:presentationLink link:calculationLink link:definitionLink 2314303 - Disclosure - Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 2415406 - Disclosure - Financial Instruments - Cost and Fair Value of Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 2415406 - Disclosure - Financial Instruments - Cost and Fair Value of Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 2416407 - Disclosure - Financial Instruments - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2417408 - Disclosure - Financial Instruments - Non-Marketable Equity Securities (Details) link:presentationLink link:calculationLink link:definitionLink 2418409 - Disclosure - Financial Instruments - Derivative Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2419410 - Disclosure - Financial Instruments - Effects of Derivative Instruments on Condensed Consolidated Statements of Operations (Details) link:presentationLink link:calculationLink link:definitionLink 2420411 - Disclosure - Financial Instruments Fair Value of Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 2121106 - Disclosure - Equity Compensation link:presentationLink link:calculationLink link:definitionLink 2322304 - Disclosure - Equity Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 2423412 - Disclosure - Equity Compensation - Summary of Restricted Stock Award and Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2424413 - 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Disclosure - Acquisitions - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2433419 - Disclosure - Acquisitions - Summary of Fair Value of Assets Acquired and Liabilities Assumed by Major Class (Details) link:presentationLink link:calculationLink link:definitionLink 2134109 - Disclosure - Other Intangible Assets, Net link:presentationLink link:calculationLink link:definitionLink 2335306 - Disclosure - Other Intangible Assets, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 2436420 - Disclosure - Other Intangible Assets, Net (Details) link:presentationLink link:calculationLink link:definitionLink 2137110 - Disclosure - Cloud Computing Arrangements link:presentationLink link:calculationLink link:definitionLink 2438421 - Disclosure - Cloud Computing Arrangements (Details) link:presentationLink link:calculationLink link:definitionLink 2139111 - Disclosure - Goodwill link:presentationLink link:calculationLink link:definitionLink 2340307 - Disclosure - Goodwill (Tables) link:presentationLink link:calculationLink link:definitionLink 2441422 - Disclosure - Goodwill - Changes in the Carrying Amount of Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 2142112 - Disclosure - Deferred Compensation link:presentationLink link:calculationLink link:definitionLink 2443423 - Disclosure - Deferred Compensation - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2144113 - Disclosure - Computer Equipment, Software, Leasehold Improvements, and Furniture, Net link:presentationLink link:calculationLink link:definitionLink 2345308 - Disclosure - Computer Equipment, Software, Leasehold Improvements, and Furniture, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 2446424 - Disclosure - Computer Equipment, Software, Leasehold Improvements, and Furniture, Net (Details) link:presentationLink link:calculationLink link:definitionLink 2147114 - Disclosure - Borrowing Arrangements link:presentationLink link:calculationLink link:definitionLink 2348309 - Disclosure - Borrowing Arrangements (Tables) link:presentationLink link:calculationLink link:definitionLink 2449425 - Disclosure - Borrowing Arrangements - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2450426 - Disclosure - Borrowing Arrangements - Fair Value Notes (Details) link:presentationLink link:calculationLink link:definitionLink 2451427 - Disclosure - Borrowing Arrangements - Future Minimum Payments For Borrowings (Details) link:presentationLink link:calculationLink link:definitionLink 2152115 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 2353310 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 2454428 - Disclosure - Leases - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2455429 - Disclosure - Leases - Lease Costs and Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 2456430 - Disclosure - Leases - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2456430 - Disclosure - Leases - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2157116 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2158117 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 2359311 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 2460431 - Disclosure - Stockholders' Equity (Details) link:presentationLink link:calculationLink link:definitionLink 2461432 - Disclosure - Stockholders' Equity - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2162118 - Disclosure - Accumulated Other Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 2363312 - Disclosure - Accumulated Other Comprehensive Loss (Tables) link:presentationLink link:calculationLink link:definitionLink 2464433 - Disclosure - Accumulated Other Comprehensive Loss (Details) link:presentationLink link:calculationLink link:definitionLink 2165119 - Disclosure - Net Income Per Share link:presentationLink link:calculationLink link:definitionLink 2366313 - Disclosure - Net Income Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 2467434 - Disclosure - Net Income Per Share - Computation of Net Income Per Share Amounts (Details) link:presentationLink link:calculationLink link:definitionLink 2468435 - Disclosure - Net Income Per Share - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2169120 - Disclosure - Segments link:presentationLink link:calculationLink link:definitionLink 2370314 - 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