Property, Plant and Equipment (Detail) - USD ($) $ in Thousands	May 31, 2024	May 31, 2023
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, at cost	$ 2,515,847	$ 2,332,916
Less: allowance for depreciation and amortization	1,184,784	1,093,440
Property, plant and equipment, net	1,331,063	1,239,476
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, at cost	93,842	92,954
Building And Leasehold Improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, at cost	674,580	552,775
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment, at cost	$ 1,747,425	$ 1,687,187