Revenue - Summary of Trade Accounts Receivable Net of Allowances and Net Contract Assets (Detail) - USD ($) $ in Thousands	6 Months Ended
	Nov. 30, 2025	May 31, 2025
Disaggregation Of Revenue [Line Items]
Trade accounts receivable, less allowances	$ 1,330,524	$ 1,509,109
Contract assets	77,654	72,949
Contract liabilities - short-term	(69,037)	(56,634)
Net Contract Assets	8,617	$ 16,315
Change in Contract with Customer, Asset and Liability [Abstract]
Change in trade accounts receivable, less allowances	(178,585)
Change in contract assets	4,705
Change in Net Contract Assets (Liabilities)	$ (7,698)
Percentage of change in trade accounts receivable, less allowances	(11.80%)
Percentage of change in contract assets	6.40%
Short-term
Change in Contract with Customer, Asset and Liability [Abstract]
Change in contract liabilities	$ (12,403)
Percentage of change in contract liabilities	21.90%