XML 65 R49.htm IDEA: XBRL DOCUMENT v3.22.2
Stock-Based Compensation - Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Compensation expense:        
Total stock-based compensation expense $ 38,048 $ 53,123 $ 70,981 $ 106,183
Research and development        
Compensation expense:        
Total stock-based compensation expense 19,695 24,779 36,582 48,569
General and administrative        
Compensation expense:        
Total stock-based compensation expense $ 18,353 $ 28,344 $ 34,399 $ 57,614