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Cover
Document and Entity Information
Financial Statements
Balance Sheets
Balance Sheets (Parenthetical)
Statements of Operations
Statements of Loss and Comprehensive Loss
Statements of Stockholders' Equity
Statements of Cash Flows
Notes to Financial Statements
Business
Summary of Significant Accounting Policies
Fair Value of Financial Instruments
Cash, Cash Equivalents and Investments
Prepaid Expenses and Other Current Assets
Property and Equipment, net
Accrued Expenses
Leases
Commitments and Contingencies
Reorganization and Other Charges
Capital Stock
Equity Incentive Plans
401(k) Plan
Net Loss Per Share
Related Party Transactions
Accounting Policies
Summary of Significant Accounting Policies (Policies)
Notes Tables
Summary of Significant Accounting Policies (Tables)
Fair Value of Financial Instruments (Tables)
Cash, Cash Equivalents and Investments (Tables)
Prepaid Expenses and Other Current Assets (Tables)
Property and Equipment, net (Tables)
Accrued Expenses (Tables)
Leases (Tables)
Equity Incentive Plans (Tables)
Net Loss Per Share (Tables)
Notes Details
Business (Details)
Summary of Significant Accounting Policies (Details)
Summary of Significant Accounting Policies - Collaboration and Service Arrangements (Details)
Summary of Significant Accounting Policies - In-Licensing Arrangements - Development (Details)
Summary of Significant Accounting Policies - Cash, Cash Equivalents and Restricted Cash (Details)
Fair Value of Financial Instruments - Financial assets and liabilities (Details)
Cash, Cash Equivalents and Investments - Fair value and Amortized cost (Details)
Prepaid Expenses and Other Current Assets (Details)
Property and Equipment, net (Details)
Accrued Expenses (Details)
Leases (Details)
Leases - Future lease payments (Details)
Reorganization and Other Charges (Details)
Capital Stock (Details)
Equity Incentive Plans - Stock Option Repricing (Details)
Equity Incentive Plans - Stock option (Details)
Equity Incentive Plans - Weighted-average grant date fair value (Details)
Equity Incentive Plans - Weighted average assumptions (Details)
Equity Incentive Plans - Restricted Stock Units (Details)
Equity Incentive Plans - 2019 Employee Stock Purchase Plan (Details)
Equity Incentive Plans - Stock-based compensation expense (Details)
Equity Incentive Plans - Unrecognized compensation (Details)
401(k) Plan (Details)
Net Loss Per Share - Antidilutive securities (Details)
Related Party Transactions (Details)
All Reports