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Disclosure - Organization and Description of Business (Details) link:presentationLink link:calculationLink link:definitionLink 2103102 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 2204201 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 2305301 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 2406403 - Disclosure - Summary of Significant Accounting Policies - Revenue Recognition (Details) link:presentationLink link:calculationLink link:definitionLink 2407404 - Disclosure - Summary of Significant Accounting Policies - Schedule of Contract Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2408405 - Disclosure - Summary of Significant Accounting Policies - Remaining Performance Obligation (Details) link:presentationLink link:calculationLink link:definitionLink 2409406 - Disclosure - Summary of Significant Accounting Policies - Cash, Cash Equivalents and Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 2410407 - Disclosure - Summary of Significant Accounting Policies - Accounts Receivable and Allowance for Doubtful Accounts (Details) link:presentationLink link:calculationLink link:definitionLink 2411408 - Disclosure - Summary of Significant Accounting Policies - Concentration of Credit Risk (Details) link:presentationLink link:calculationLink link:definitionLink 2412409 - Disclosure - Summary of Significant Accounting Policies - Property and Equipment, net and Deferred Costs (Details) link:presentationLink link:calculationLink link:definitionLink 2413410 - Disclosure - Summary of Significant Accounting Policies - Goodwill, Advertising Costs, Stock-Based Compensation, Operating Segments, Foreign Currency Translation (Details) link:presentationLink link:calculationLink link:definitionLink 2414411 - Disclosure - Summary of Significant Accounting Policies - Recently Adopted Accounting Standards (Details) link:presentationLink link:calculationLink link:definitionLink 2115103 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 2316302 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 2417412 - Disclosure - Fair Value Measurements - Assets Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 2418413 - Disclosure - Fair Value Measurements - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2119104 - Disclosure - Financial Statement Components link:presentationLink link:calculationLink link:definitionLink 2320303 - Disclosure - Financial Statement Components (Tables) link:presentationLink link:calculationLink link:definitionLink 2421414 - Disclosure - Financial Statement Components - Accounts Receivable, Net of Allowance for Doubtful Accounts (Details) link:presentationLink link:calculationLink link:definitionLink 2422415 - 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Disclosure - Right-of-Use Asset and Lease Liabilities - Components of Lease Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2430421 - Disclosure - Right-of-Use Asset and Lease Liabilities - Assets And Liabilities, Lessee (Details) link:presentationLink link:calculationLink link:definitionLink 2431422 - Disclosure - Right-of-Use Asset and Lease Liabilities - Supplemental Cash Flow and Other Information (Details) link:presentationLink link:calculationLink link:definitionLink 2432423 - Disclosure - Right-of-Use Asset and Lease Liabilities - Schedule of Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2432423 - Disclosure - Right-of-Use Asset and Lease Liabilities - Schedule of Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2433424 - Disclosure - Right-of-Use Asset and Lease Liabilities - Schedule of Future Minimum Lease Payments for Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 2434425 - Disclosure - Right-of-Use Asset and Lease Liabilities - Future Minimum Lease Receipts (Details) link:presentationLink link:calculationLink link:definitionLink 2135106 - Disclosure - Property and Equipment link:presentationLink link:calculationLink link:definitionLink 2336305 - Disclosure - Property and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 2437426 - Disclosure - Property and Equipment - Summary of Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 2438427 - Disclosure - Property and Equipment - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2439428 - Disclosure - Property and Equipment - Depreciation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2140107 - Disclosure - Intangible Assets link:presentationLink link:calculationLink link:definitionLink 2341306 - Disclosure - Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 2442429 - Disclosure - Intangible Assets - Summary of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2442429 - Disclosure - Intangible Assets - Summary of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2443430 - Disclosure - Intangible Assets - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2444431 - Disclosure - Intangible Assets - Future Estimated Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2145108 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 2446432 - Disclosure - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 2147109 - Disclosure - Segment and Geographic Information link:presentationLink link:calculationLink link:definitionLink 2348307 - Disclosure - Segment and Geographic Information (Tables) link:presentationLink link:calculationLink link:definitionLink 2449433 - Disclosure - Segment and Geographic Information - Reconciliation of Segment Profit (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 2450434 - Disclosure - Segment and Geographic Information - Reconciliation of Revenue by Geographic Area (Details) link:presentationLink link:calculationLink link:definitionLink 2151110 - Disclosure - Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 2352308 - Disclosure - Stockholders' Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 2453435 - Disclosure - Stockholders' Equity - Redeemable Convertible Preferred Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2454436 - Disclosure - Stockholders' Equity - Preferred Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2455437 - Disclosure - Stockholders' Equity - Common Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2456438 - Disclosure - Stockholders' Equity - Reserved Shares of Common Stock for Issuance (Details) link:presentationLink link:calculationLink link:definitionLink 2157111 - Disclosure - Stock Based Compensation link:presentationLink link:calculationLink link:definitionLink 2358309 - Disclosure - Stock Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 2459439 - Disclosure - Stock Based Compensation - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2460440 - Disclosure - Stock Based Compensation - Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2461441 - Disclosure - Stock Based Compensation - Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2462442 - Disclosure - Stock Based Compensation - Stock Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2163112 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2464443 - Disclosure - Commitments and Contingencies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2165113 - Disclosure - Employee Benefit Plan link:presentationLink link:calculationLink link:definitionLink 2466444 - Disclosure - Employee Benefit Plan (Details) link:presentationLink link:calculationLink link:definitionLink 2167114 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 2368310 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 2469445 - Disclosure - Income Taxes - Schedule of Domestic and Foreign Components of Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 2470446 - Disclosure - Income Taxes - Components of (Provision) Benefit for Income Taxes from Continuing Operations (Details) link:presentationLink link:calculationLink link:definitionLink 2471447 - Disclosure - Income Taxes - Effective Income Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 2472448 - Disclosure - Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2473449 - Disclosure - Income Taxes - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2474450 - Disclosure - Income Taxes - Summary of Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 2175115 - Disclosure - Related Parties link:presentationLink link:calculationLink link:definitionLink 2476451 - Disclosure - Related Parties (Details) link:presentationLink link:calculationLink link:definitionLink 2177116 - Disclosure - Basic and Diluted Income per Common Share link:presentationLink link:calculationLink link:definitionLink 2378311 - Disclosure - Basic and Diluted Income per Common Share (Tables) link:presentationLink link:calculationLink link:definitionLink 2479452 - Disclosure - Basic and Diluted Income per Common Share - Components of Basic and Diluted Earnings per Share (Details) link:presentationLink link:calculationLink link:definitionLink 2480453 - Disclosure - Basic and Diluted Income per Common Share - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2408405 - Disclosure - Summary of Significant Accounting Policies - Remaining Performance Obligation (Details) link:presentationLink link:calculationLink link:definitionLink