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 (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (Unaudited) link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 0000007 - Disclosure - Organization and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 0000008 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 0000009 - 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Contractual Maturities of Available - For- Sale Debt Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954716 - Disclosure - Composition of Certain Financial Statement Items - Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 9954717 - Disclosure - Composition of Certain Financial Statement Items - Reconciliation of Change in Estimated Allowance for Doubtful Accounts (Detail) link:presentationLink link:calculationLink link:definitionLink 9954718 - Disclosure - Composition of Certain Financial Statement Items - Inventory (Detail) link:presentationLink link:calculationLink link:definitionLink 9954719 - Disclosure - Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) link:presentationLink link:calculationLink link:definitionLink 9954720 - Disclosure - Leases - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954721 - Disclosure - Leases - Lease Cost, Lease Term Discount Rate, Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954722 - Disclosure - Leases - Future Minimum Payments Under Non-cancellable Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954722 - Disclosure - Leases - Future Minimum Payments Under Non-cancellable Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954723 - Disclosure - Debt - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954724 - Disclosure - Debt - Components of Convertible Note (Details) link:presentationLink link:calculationLink link:definitionLink 9954725 - Disclosure - Debt - Interest Expense Recognized (Details) link:presentationLink link:calculationLink link:definitionLink 9954726 - Disclosure - Stockholders' Equity -Shares of Common Stock Reserved for Future Issuance (Detail) link:presentationLink link:calculationLink link:definitionLink 9954727 - Disclosure - Stockholders' Equity - Common Stock Warrants (Details) link:presentationLink link:calculationLink link:definitionLink 9954728 - Disclosure - Stockholders' Equity - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 9954729 - Disclosure - Stockholders' Equity - Restricted Stock Units (RSUs) (Detail) link:presentationLink link:calculationLink link:definitionLink 9954730 - Disclosure - Stockholders' Equity - Assumptions Used in Black-Scholes Option-Pricing Model (Detail) link:presentationLink link:calculationLink link:definitionLink 9954731 - Disclosure - Stockholders' Equity - Allocation of Stock-Based Compensation Expense (Detail) link:presentationLink link:calculationLink link:definitionLink 9954732 - Disclosure - Employee Benefits - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 9954733 - Disclosure - Income Taxes - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 9954734 - Disclosure - Business Segment and Geographic Information - Additional Information (Detail) link:presentationLink link:calculationLink link:definitionLink 9954735 - Disclosure - Business Segment and Geographic Information - Geographical Markets (Detail) link:presentationLink link:calculationLink link:definitionLink 9954736 - Disclosure - Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 9954737 - Disclosure - Commitments and Contingencies (Detail) link:presentationLink link:calculationLink link:definitionLink