0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - Organization and Description of Business link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Investments in Marketable Securities link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Inventory link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Property and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Accrued Expenses and Other Current Liabilities link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Stock-based Compensation link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Net Loss Per Share link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Warrant Liabilities link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Restructuring link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - Investments in Marketable Securities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - Inventory (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - Property and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - Stock-based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - Net Loss Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - Restructuring (Tables) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - Investments in Marketable Securities - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - Investments in Marketable Securities -Unrealized and Realized Gains/(Losses) and Dividend Income on Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - Investments in Marketable Securities - Schedule of Available-for-Sale Securities Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - Investments in Marketable Securities - Investments Classified by Contractual Maturity Date (Details) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - Fair Value of Financial Instruments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - Fair Value of Financial Instruments - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - Inventory - Schedule of Net Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - Inventory - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - Leases - Lease-Related Costs (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Leases - Future Minimum Lease Payments Under Non-Cancellable Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Leases - Future Minimum Lease Payments Under Non-Cancellable Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - Leases - Supplemental Cash Flow Information Related to Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - Leases - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - Accrued Expenses and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - Stock-based Compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - Stock-based Compensation - Fair Value of Each Stock Option Award (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - Stock-based Compensation - Stock Options (Details) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - Stock-based Compensation - Restricted Stock Units (Details) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - Stock-based Compensation - Stock-Based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - Net Loss Per Share - Basic and Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - Net Loss Per Share -Anti-dilutive Common Equivalent Shares (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - Warrant Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - Restructuring (Details) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - Related Party Transactions - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink