0000001 - Document - Cover page link:presentationLink link:calculationLink link:definitionLink 0000002 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - Condensed Consolidated Balance Sheets (Parentheticals) link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - Condensed Consolidated Statements of Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - Condensed Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 0000007 - Disclosure - Business Overview and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 0000008 - 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Disclosure - Certain Balance Sheet Components (Tables) link:presentationLink link:calculationLink link:definitionLink 9954706 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9954707 - Disclosure - Stock Incentive Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9954708 - Disclosure - Net Loss Per Share Attributable to Common Stockholders (Tables) link:presentationLink link:calculationLink link:definitionLink 9954709 - Disclosure - Business Combination (Tables) link:presentationLink link:calculationLink link:definitionLink 9954710 - Disclosure - Restructuring (Tables) link:presentationLink link:calculationLink link:definitionLink 9954711 - Disclosure - Business Overview and Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 9954712 - Disclosure - Revenue - Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9954713 - 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Disclosure - Certain Balance Sheet Components - Property and Equipment, net (Details) link:presentationLink link:calculationLink link:definitionLink 9954721 - Disclosure - Certain Balance Sheet Components - Other Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9954722 - Disclosure - Certain Balance Sheet Components - Expected Future Amortization Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954723 - Disclosure - Certain Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954724 - Disclosure - Certain Balance Sheet Components - Other Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954725 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954726 - Disclosure - Commitments and Contingencies - Lease Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9954727 - Disclosure - Commitments and Contingencies - Weighted Average Lease Term and Weighted Average Discount Rate (Details) link:presentationLink link:calculationLink link:definitionLink 9954728 - Disclosure - Commitments and Contingencies - Lease Maturity Schedule (Details) link:presentationLink link:calculationLink link:definitionLink 9954728 - Disclosure - Commitments and Contingencies - Lease Maturity Schedule (Details) link:presentationLink link:calculationLink link:definitionLink 9954729 - Disclosure - Stock Incentive Plans - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954730 - Disclosure - Stock Incentive Plans - Schedule of Share-based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954731 - Disclosure - Stock Incentive Plans - Restricted Stock Units (Details) link:presentationLink link:calculationLink link:definitionLink 9954732 - Disclosure - Stock Incentive Plans - Summary of Stock Option Activity Under Stock Incentive Plan (Details) link:presentationLink link:calculationLink link:definitionLink 9954733 - 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