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Stock-Based Compensation - Summary of Expense Related to Share-Based Payments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 16,453 $ 11,904 $ 52,085 $ 35,069
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation 3,792 5,294 13,394 18,069
Restricted stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 12,661 $ 6,610 $ 38,691 $ 16,999