Stock-Based Compensation - Summary of RSU and PRSU Activity (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-vested as of July 31, 2023	133,868
Equity Instruments Other than Options, Grants in Period	86,286
Equity Instruments Other than Options, Vested in Period	(53,888)
Equity Instruments Other than Options, Forfeited in Period	(1,483)
Non-vested as of October 31, 2023	164,783
Non-vested as of July 31, 2023, Weighted Average Grant Date Fair Value	$ 46.55
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	54.80	$ 44.70
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value	45.23
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	48.92
Non-vested as of October 31, 2023, Weighted Average Grant Date Fair Value	$ 51.28
Equity Instruments Other than Options, Vested in Period, Fair Value	$ 2,974	$ 2,608
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-vested as of July 31, 2023	63,448
Equity Instruments Other than Options, Grants in Period	65,956
Equity Instruments Other than Options, Vested in Period	(2,786)
Equity Instruments Other than Options, Forfeited in Period	(19,436)
Non-vested as of October 31, 2023	107,182
Non-vested as of July 31, 2023, Weighted Average Grant Date Fair Value	$ 58.39
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	51.16	$ 55.77
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value	60.73
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value	60.73
Non-vested as of October 31, 2023, Weighted Average Grant Date Fair Value	$ 53.46
Equity Instruments Other than Options, Vested in Period, Fair Value	$ 141	$ 889