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Stock-Based Compensation (Details) - USD ($)
$ in Thousands
2 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Apr. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Jun. 30, 2015
Employee Stock [Member]                
Stock Based Compensation                
Shares reserved for issuance 3,455,128 3,455,128   3,455,128       3,451,495
Shares granted 0       284,583      
Proceeds from shares purchased         $ 8,500      
Shares reserved for issuance as a proportion of common stock outstanding (as a percent)       4.00%        
Employee Stock [Member] | Minimum                
Stock Based Compensation                
Shares reserved for issuance 880,000 880,000   880,000        
Additional shares reserved for issuance 3,500,000 3,500,000   3,500,000        
Shares reserved for issuance as a proportion of common stock outstanding (as a percent)       1.00%        
Performance-based awards                
Stock Based Compensation                
Stock-based compensation expense   $ 14,100 $ 19,000 $ 27,500   $ 30,000    
Options to purchase common stock                
Stock Based Compensation                
Stock-based compensation expense   $ 40,973 $ 35,103 $ 76,060   $ 58,335    
Shares granted       4,698,000        
Shares available for issuance 3,193,000 3,193,000   3,193,000     4,319,000  
Restricted stock units                
Stock Based Compensation                
Number of shares vested       777,000        
Shares granted       4,698,000