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Stock Plans and Stock-Based Compensation - Performance-Based Restricted Stock Units - Additional Information (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Feb. 09, 2022
USD ($)
Grantee
$ / shares
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
$ / shares
shares
Sep. 30, 2021
USD ($)
$ / shares
Dec. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Stock-based compensation expense   $ 17,407 $ 17,441 $ 39,702 $ 45,631  
Performance-Based Restricted Stock Units            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Share-based compensation, number of stock unit grants in period | shares       717,638    
Stock-based compensation expense   4,000 $ 8,100 $ 6,200 $ 21,300  
Weighted-average grant date fair values of units granted | $ / shares $ 55.31     $ 35.29 $ 124.45  
Number of stock units vested | shares       91,991    
Number of grantees affected | Grantee 785          
Incremental stock-based compensation cost $ 17,500          
Unrecognized compensation expense   $ 22,400   $ 22,400    
Weighted-average amortization period       1 year 10 months 28 days    
Performance-Based Restricted Stock Units | Share-based Payment Arrangement, Tranche One            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Share-based compensation, compounded annual growth measurement period       2 years    
Share-based compensation, vesting stock percentage       50.00%    
Performance-Based Restricted Stock Units | Tranche Two            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Share-based compensation, compounded annual growth measurement period       3 years    
Performance-Based Restricted Stock Units | Minimum            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Share-based compensation, thresholds percentage of revenue growth 1.00%     20.00%   15.00%
Share price | $ / shares   $ 25.50   $ 25.50    
Performance-Based Restricted Stock Units | Maximum            
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]            
Share-based compensation, thresholds percentage of revenue growth 40.00%     40.00%   35.00%
Share price | $ / shares   $ 55.31   $ 55.31