Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Narrative (Details)

v3.21.2
Stock-Based Compensation - Narrative (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2021
USD ($)
$ / shares
shares
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
purchase_period
$ / shares
shares
Sep. 30, 2020
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Warrant, number purchased (in shares) | shares 689,681   689,681  
Compensation expense recognized $ 39,262,000 $ 8,217,000 $ 160,754,000 $ 37,544,000
Warrants        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Warrant, exercise price (in dollars per share) | $ / shares $ 0.01   $ 0.01  
Compensation expense recognized $ 3,000,000   $ 8,100,000  
Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
ESPP offering period     24 months  
Number of purchase periods | purchase_period     4  
Duration of each purchase period     6 months  
Maximum percentage in payroll deductions to acquire shares of common stock 15.00%   15.00%  
Maximum deductible fair market value of shares available for employee to purchase per calendar year     $ 25,000  
Maximum number of shares available for employee to purchase per offering period (in shares) | shares     10,000