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 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 - Segment Reporting link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Balance Sheet Components link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Fair Value Measurement link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Financial Instruments link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - License and Collaboration Agreement with ImmuneOnco link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Net Loss Per Share link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Restructuring and Impairment of Long-Lived Assets link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Segment Reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Balance Sheet Components (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Fair Value Measurement (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Net Loss Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Restructuring and Impairment of Long-Lived Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Summary of Significant Accounting Policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Summary of Significant Accounting Policies - Schedule of Cash, Cash Equivalents and Restricted Cash (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Segment Reporting - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Segment Reporting - Schedule of the Segment Loss, Including Significant Segment Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Balance Sheet Components - Schedule of Property, Plant and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Balance Sheet Components - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Balance Sheet Components - Schedule of Accrued Expenses and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Fair Value Measurement - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Fair Value Measurement - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Financial Instruments - Schedule of Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Financial Instruments - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - License and Collaboration Agreement with ImmuneOnco (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Commitments and Contingencies - Schedule of Lease Cost (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Commitments and Contingencies - Schedule of Lease Income Related to the Operating Lease (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Commitments and Contingencies - Schedule of Future Fixed Contractual Lease Payments to be Received (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Commitments and Contingencies - Schedule of Net Carrying Amount of the Liability Component of the Loan (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Commitments and Contingencies - Schedule of Interest Expense Related to the Loan (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Equity (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Stock-Based Compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Restructuring and Impairment of Long-Lived Assets - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Restructuring and Impairment of Long-Lived Assets - Schedule of Restructuring costs by category (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Restructuring and Impairment of Long-Lived Assets - Schedule of Restructuring Liability (Details) link:presentationLink link:calculationLink link:definitionLink