Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation Expense - Narrative (Details)

v3.22.0.1
Stock-Based Compensation Expense - Narrative (Details) - USD ($)
12 Months Ended
Jan. 01, 2022
Nov. 04, 2021
May 10, 2017
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options related to early exercises (shares)       0 2,600,000
Granted, weighted average fair value (usd per share)       $ 6.97 $ 0.46
Issuance of Common Stock through exercise of stock options and expiration of repurchase provision for early exercises (shares)       2,356,045 4,851,991
Granted (shares)       226,631 11,191,955
Share-based compensation expense       $ 86,631,000 $ 6,174,000
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award requisite service period       48 months  
Granted (shares)       0 0
RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)       53,936,290  
Cost expected to be recognized over service period, amount       $ 176,300,000  
Stock Options and Restricted Stock Units          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Unrecognized stock based compensation expense       $ 291,400,000  
Director          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Granted (shares)       0 4,200,000
Share-based compensation expense       $ 0 $ 700,000
Management | RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense       $ 47,500,000  
Granted (shares)       29,100,000  
Exercise price (usd per share)       $ 8.34  
Risk-free interest rate       1.10%  
Expected volatility       60.00%  
Expected dividend yield       0.00%  
Management | RSUs | Minimum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Expected term (in years)       11 months 21 days  
Management | RSUs | Maximum          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Expected term (in years)       4 years  
Management | RSUs | Share-based Payment Arrangement, Tranche One          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock price threshold (usd per share)       $ 12.50  
Management | RSUs | Share-based Payment Arrangement, Tranche Two          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock price threshold (usd per share)       20  
Management | RSUs | Share-based Payment Arrangement, Tranche Three          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock price threshold (usd per share)       $ 30  
2017 Equity Incentive Plan | Share-based Payment Arrangement, Tranche One          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award requisite service period     1 year    
2021 Equity Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award requisite service period   4 years      
Maximum number of additional shares from previous plan   17,820,688      
2021 Equity Incentive Plan | Subsequent Event          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Percentage increase in share available for issuance 5.00%        
2021 Equity Incentive Plan | Share-based Payment Arrangement, Tranche One          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award requisite service period   1 year      
2021 Equity Incentive Plan | Share-based Payment Arrangement, Tranche Two          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award requisite service period   3 years      
2021 Equity Incentive Plan | Class A Common Stock, par value $0.0001 per share          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, shares reserved for future issuance (shares)   59,500,730      
2021 Equity Incentive Plan | Class A Common Stock, par value $0.0001 per share | Subsequent Event          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, shares reserved for future issuance (shares) 13,732,005