0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - Condensed Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - Condensed Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - Condensed Consolidated Statements of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000007 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 0000008 - Disclosure - General link:presentationLink link:calculationLink link:definitionLink 0000009 - Disclosure - Business Acquisitions link:presentationLink link:calculationLink link:definitionLink 0000010 - Disclosure - Revenue link:presentationLink link:calculationLink link:definitionLink 0000011 - Disclosure - Deferred Costs link:presentationLink link:calculationLink link:definitionLink 0000012 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 0000013 - Disclosure - Allowance for Credit Losses link:presentationLink link:calculationLink link:definitionLink 0000014 - Disclosure - Property and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 0000015 - Disclosure - Goodwill and Intangible Assets, Net link:presentationLink link:calculationLink link:definitionLink 0000016 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - Other Income and Expense link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - Net Income Per Share link:presentationLink link:calculationLink link:definitionLink 0000022 - Disclosure - Geographic Information link:presentationLink link:calculationLink link:definitionLink 9954701 - Disclosure - General (Policies) link:presentationLink link:calculationLink link:definitionLink 9954702 - Disclosure - General (Tables) link:presentationLink link:calculationLink link:definitionLink 9954703 - Disclosure - Revenue (Tables) link:presentationLink link:calculationLink link:definitionLink 9954704 - Disclosure - Deferred Costs (Tables) link:presentationLink link:calculationLink link:definitionLink 9954705 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9954706 - Disclosure - Allowance for Credit Losses (Tables) link:presentationLink link:calculationLink link:definitionLink 9954707 - Disclosure - Property and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9954708 - Disclosure - Goodwill and Intangible Assets, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9954709 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9954710 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 9954711 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9954712 - Disclosure - Other Income and Expense (Tables) link:presentationLink link:calculationLink link:definitionLink 9954713 - Disclosure - Net Income Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9954714 - Disclosure - Geographic Information (Tables) link:presentationLink link:calculationLink link:definitionLink 9954715 - Disclosure - Business Acquisitions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954716 - Disclosure - Revenue - Summary of Revenues by Revenue Stream (Detail) link:presentationLink link:calculationLink link:definitionLink 9954717 - Disclosure - Revenue - Narrative (Detail) link:presentationLink link:calculationLink link:definitionLink 9954718 - Disclosure - Revenue - Summary of Deferred Revenue Liability Relating to Set-Up Fees (Detail) link:presentationLink link:calculationLink link:definitionLink 9954719 - Disclosure - Deferred Costs (Detail) link:presentationLink link:calculationLink link:definitionLink 9954720 - Disclosure - Fair Value Measurements - Summary of Cash Equivalents and Investments (Detail) link:presentationLink link:calculationLink link:definitionLink 9954721 - Disclosure - Allowance for Credit Losses (Detail) link:presentationLink link:calculationLink link:definitionLink 9954722 - Disclosure - Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9954723 - Disclosure - Goodwill and Intangible Assets, Net - Schedule of Changes in Net Carrying Amount of Goodwill (Detail) link:presentationLink link:calculationLink link:definitionLink 9954724 - Disclosure - Goodwill and Intangible Assets, Net - Intangible Assets (Detail) link:presentationLink link:calculationLink link:definitionLink 9954725 - Disclosure - Goodwill and Intangible Assets, Net - Estimated Future Annual Amortization Expense Related to Intangible Assets Subject to Amortization (Detail) link:presentationLink link:calculationLink link:definitionLink 9954726 - Disclosure - Commitments and Contingencies - Components of Lease Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 9954727 - Disclosure - Commitments and Contingencies - Schedule of Supplemental Cash Flow Information Related to Leases (Detail) link:presentationLink link:calculationLink link:definitionLink 9954728 - Disclosure - Commitments and Contingencies - Schedule of Supplemental Balance Sheet Information Related to Leases (Detail) link:presentationLink link:calculationLink link:definitionLink 9954729 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Payments Under Operating Leases (Detail) link:presentationLink link:calculationLink link:definitionLink 9954729 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Payments Under Operating Leases (Detail) link:presentationLink link:calculationLink link:definitionLink 9954730 - Disclosure - Commitments and Contingencies - Schedule of Remaining Purchase Commitments (Details) link:presentationLink link:calculationLink link:definitionLink 9954731 - Disclosure - Stockholders' Equity - Share Repurchase Plan (Details) link:presentationLink link:calculationLink link:definitionLink 9954732 - Disclosure - Stockholders' Equity - Stock Repurchase Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954733 - Disclosure - Stock-Based Compensation - Narrative (Detail) link:presentationLink link:calculationLink link:definitionLink 9954734 - Disclosure - Stock-Based Compensation - Stock-Based Compensation Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 9954735 - Disclosure - Stock-Based Compensation - Stock Option Activity (Detail) link:presentationLink link:calculationLink link:definitionLink 9954736 - Disclosure - Stock-Based Compensation - Weighted Average Grant Date Fair Value of Options Granted, Assumptions (Detail) link:presentationLink link:calculationLink link:definitionLink 9954737 - Disclosure - Stock-Based Compensation - PSU, RSU, RSA, and DSU (Detail) link:presentationLink link:calculationLink link:definitionLink 9954738 - Disclosure - Stock-Based Compensation - Summary of ESPP Activity (Detail) link:presentationLink link:calculationLink link:definitionLink 9954739 - Disclosure - Stock-Based Compensation - Fair Value Estimation of Common Stock Using Black-Scholes Option Pricing Model, Assumptions (Detail) link:presentationLink link:calculationLink link:definitionLink 9954740 - Disclosure - Other Income and Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 9954741 - Disclosure - Net Income Per Share - Components and Computation of Basic and Diluted Net Income Per Share (Detail) link:presentationLink link:calculationLink link:definitionLink 9954742 - Disclosure - Net Income Per Share - Schedule of Anti-dilutive Common Shares Excluded from Calculation of Diluted Net Income Per Share (Detail) link:presentationLink link:calculationLink link:definitionLink 9954743 - Disclosure - Geographic Information - Summary of Domestic Revenue (Detail) link:presentationLink link:calculationLink link:definitionLink