Derivative Financial Instruments and Hedging Activities - Schedule of Gain (Loss) Recognized in Earnings for Economic (Non-Designated) Derivative Financial Instruments (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2025	Feb. 29, 2024
Derivative [Line Items]
Gain Recognized in Earnings	$ (423)	$ 229	$ 506	$ (835)
Commodity Contracts | Cost of Goods Sold | Continuing Operations
Derivative [Line Items]
Gain Recognized in Earnings	108	311	479	(832)
Foreign Currency Exchange Contracts | Miscellaneous Income, Net | Continuing Operations
Derivative [Line Items]
Gain Recognized in Earnings	$ (531)	$ (82)	$ 27	$ (3)