Stock Based Compensation - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
Oct. 31, 2023	Oct. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 4,163	$ 2,958
Share-based Payment Arrangement, Expense, Tax Benefit	425	$ 192
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrealized compensation cost related to share-based compensation, pre tax	$ 1,608
Weighted average period remaining	2 years 1 month 6 days
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrealized compensation cost related to share-based compensation, pre tax	$ 4,504
Weighted average period remaining	2 years 3 months 18 days
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrealized compensation cost related to share-based compensation, pre tax	$ 4,167
Weighted average period remaining	2 years 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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