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Equity Compensation Plans - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Feb. 29, 2024
Feb. 28, 2023
Feb. 29, 2024
Feb. 28, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Compensation expense related to share based awards $ 3,679 $ 2,812 $ 9,829 $ 7,311
Employee Stock Purchase Plan | 2011 Employee Stock Purchase Plan        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Annual maximum limit percentage of compensation to purchase shares     5.00%  
Employee stock purchase plan stock price percentage     10.00%  
Minimum        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock option vesting period     3 years  
Stock option contractual terms     5 years  
Minimum | 2018 Omnibus Incentive Plan | Restricted Stock Units (RSUs)        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock option vesting period     3 years  
Average        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock option contractual terms     7 years  
Maximum        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock option vesting period     5 years  
Stock option contractual terms     10 years  
Maximum | 2018 Omnibus Incentive Plan | Restricted Stock Units (RSUs)        
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]        
Stock option vesting period     5 years