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Equity Compensation Plans - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Aug. 31, 2023 | Aug. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |
Compensation expense related to share based awards | $ 2,638 | $ 1,867
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 |

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