0000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 0010 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 0015 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0020 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME link:presentationLink link:calculationLink link:definitionLink 0030 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 0040 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 1010 - Disclosure - Organization and Description of Business link:presentationLink link:calculationLink link:definitionLink 1020 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 1030 - Disclosure - Short-Term Investments and Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 1040 - Disclosure - Goodwill and Intangible Assets link:presentationLink link:calculationLink link:definitionLink 1050 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 1060 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 1070 - Disclosure - Net Income Per Share link:presentationLink link:calculationLink link:definitionLink 1080 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 1090 - Disclosure - Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 1100 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 2020 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 3030 - Disclosure - Short-Term Investments and Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 3040 - Disclosure - Goodwill and Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 3050 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 3060 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 3070 - Disclosure - Net Income Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 3100 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 4020 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 4030 - Disclosure - Short-Term Investments and Fair Value Measurements (Details) link:presentationLink link:calculationLink link:definitionLink 4031 - Disclosure - Short-Term Investments and Fair Value Measurements (Details 2) link:presentationLink link:calculationLink link:definitionLink 4040 - Disclosure - Goodwill and Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 4041 - Disclosure - Goodwill and Intangible Assets (Details 2) link:presentationLink link:calculationLink link:definitionLink 4050 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 4060 - Disclosure - Stockholders' Equity (Details) link:presentationLink link:calculationLink link:definitionLink 4061 - Disclosure - Stockholders' Equity (Details 2) link:presentationLink link:calculationLink link:definitionLink 4070 - Disclosure - Net Income Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 4080 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 4090 - Disclosure - Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 4100 - Disclosure - Segment Information (Details) link:presentationLink link:calculationLink link:definitionLink 4101 - Disclosure - Segment Information (Details 2) link:presentationLink link:calculationLink link:definitionLink 8000 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 8010 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE INCOME (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 8020 - Disclosure - Selected Quarterly Data (Unaudited) link:presentationLink link:calculationLink link:definitionLink 8030 - Disclosure - Acquisitions link:calculationLink link:definitionLink link:presentationLink 8040 - Disclosure - Property, Equipment and Software link:presentationLink link:calculationLink link:definitionLink 8050 - Disclosure - Line of Credit link:presentationLink link:calculationLink link:definitionLink 8060 - Disclosure - Other Income, Net link:presentationLink link:calculationLink link:definitionLink 8070 - Disclosure - Employee Benefit Plan link:presentationLink link:calculationLink link:definitionLink 8080 - Disclosure - Comprehensive Income (Loss) (Tables) link:presentationLink link:calculationLink link:definitionLink 8090 - Disclosure - Other Income, Net (Details) link:presentationLink link:calculationLink link:definitionLink 8100 - Disclosure - Other Income, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 8110 - Disclosure - Selected Quarterly Data (Unaudited) (Tables) link:presentationLink link:calculationLink link:definitionLink 8120 - Disclosure - Line of Credit (Details) link:presentationLink link:calculationLink link:definitionLink 8130 - Disclosure - Employee Benefit Plan (Details) link:presentationLink link:calculationLink link:definitionLink 8140 - Disclosure - Summary of Significant Accounting Policies (Details 4) link:presentationLink link:calculationLink link:definitionLink 8150 - Disclosure - Summary of Significant Accounting Policies (Details 2) link:presentationLink link:calculationLink link:definitionLink 8160 - Disclosure - Summary of Significant Accounting Policies (Details 3) link:presentationLink link:calculationLink link:definitionLink 8170 - Disclosure - Summary of Significant Accounting Policies (Details 5) link:presentationLink link:calculationLink link:definitionLink 8200 - Disclosure - Stockholders' Equity (Details 5) link:presentationLink link:calculationLink link:definitionLink 8210 - Disclosure - Stockholders' Equity (Details 4) link:presentationLink link:calculationLink link:definitionLink 8220 - Disclosure - Stockholders' Equity (Details 3) link:presentationLink link:calculationLink link:definitionLink 8230 - Disclosure - Stockholders' Equity (Details 6) link:presentationLink link:calculationLink link:definitionLink 8240 - Disclosure - Stockholders' Equity (Details 7) link:presentationLink link:calculationLink link:definitionLink 8250 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 8260 - Disclosure - Income Taxes (Details 5) link:presentationLink link:calculationLink link:definitionLink 8270 - Disclosure - Income Taxes (Details 2) link:presentationLink link:calculationLink link:definitionLink 8280 - Disclosure - Income Taxes (Details 3) link:presentationLink link:calculationLink link:definitionLink 8290 - Disclosure - Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 8300 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 8310 - Disclosure - Property, Equipment and Software (Tables) link:presentationLink link:calculationLink link:definitionLink 8320 - Disclosure - Property, Equipment and Software (Details) link:presentationLink link:calculationLink link:definitionLink 8330 - Disclosure - Subsequent Events link:presentationLink link:calculationLink link:definitionLink 8340 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink 8350 - Disclosure - Segment Information (Details 3) link:presentationLink link:calculationLink link:definitionLink