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Stock-Based Compensation - Summary of Expense Related to Share-Based Payments (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 17,885 $ 8,990 $ 35,632 $ 23,164
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation 5,012 5,755 9,602 12,774
Restricted stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation $ 12,873 $ 3,235 $ 26,030 $ 10,390