Stock-Based Compensation - Schedule of Non-qualified Stock Options Granted (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	May 31, 2024	May 31, 2023	May 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	58	84	55
Weighted average exercise price, per common share	$ 68.68	$ 46.39	$ 60.19
Weighted average grant date fair value, per common share	$ 25.61	$ 16.36	$ 19.76
Stock-based compensation	$ 16,688	$ 19,178	$ 16,100
Non-Qualified Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation	$ 1,485	$ 1,381	$ 1,077