0000001 - Document - Cover Page 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 - Description of Business and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Property and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Goodwill link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Accrued Expenses and Other Current Liabilities link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - License and Collaboration Agreements link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Segment Disclosures link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Common Stock link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Employee Stock Purchase Plan link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Net Loss Per Share Attributable to Common Stockholders link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Acquisition of Biovire link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Related Parties link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Property and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Segment Disclosures (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Common Stock (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 Attributable to Common Stockholders (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Acquisition of Biovire (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Description of Business and Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Fair Value Measurements - Schedule of Financial Instruments Carried at Fair Value on Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Fair Value Measurements - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Property and Equipment, Net - Schedule of Components of Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Property and Equipment, Net - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Goodwill - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Accrued Expenses and Other Current Liabilities - Schedule of Components of Accrued Expenses and Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Commitments and Contingencies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Commitments and Contingencies - Schedule of Components of Lease Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Commitments and Contingencies - Schedule of Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Commitments and Contingencies - Schedule of Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - License and Collaboration Agreements (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Segment Disclosures - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Segment Disclosures - Schedule of Selected Financial Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Common Stock - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Common Stock - Schedule of Common Stock Reserved for Issuance Upon Conversion (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Stock-Based Compensation - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Stock-Based Compensation - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Stock-Based Compensation - Schedule of Assumptions Used in Determining Fair Value of Option Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Stock-Based Compensation - Schedule of Performance-Based Restricted Stock Units (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Stock-Based Compensation - Schedule of Stock-based Compensation Expense Related to Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Stock-Based Compensation - Schedule of Stock-based Compensation Expense Related to Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Employee Stock Purchase Plan (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Net Loss Per Share Attributable to Common Stockholders - Schedule of Basic and Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Net Loss Per Share Attributable to Common Stockholders - Schedule of Antidilutive Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Acquisition of Biovire - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Acquisition of Biovire - Schedule of Purchase Price Allocation (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Related Parties - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink