Quarterly report pursuant to Section 13 or 15(d)

Stock Option Plan and Stock-Based Compensation - General (Details)

v3.21.2
Stock Option Plan and Stock-Based Compensation - General (Details) - shares
9 Months Ended
Sep. 30, 2021
Sep. 29, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares of common stock reserved for issuance 66,830,878 66,830,878 175,857,762
Award expiration period 10 years    
Award vesting period 4 years    
ESPP      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares of common stock reserved for issuance 10,989,830   0
Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Exercise price of stock options as percentage of fair value 110.00%    
2021 Equity Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares of common stock reserved for issuance 42,766,048