Changes in Carrying Amount of Goodwill, by Reportable Segment (Detail) - USD ($)	3 Months Ended	12 Months Ended
	Feb. 28, 2023	May 31, 2023	May 31, 2022	May 31, 2021
Goodwill [Line Items]
Goodwill beginning balance		$ 1,337,868,000	$ 1,345,754,000
Acquisitions		25,407,000	30,747,000
Divestitures		(15,723,000)
Impairments	$ (36,700,000)	(36,745,000)	0	$ 0
Translation adjustments & other		(17,219,000)	(38,633,000)
Goodwill ending balance		1,293,588,000	1,337,868,000	1,345,754,000
CPG Segment
Goodwill [Line Items]
Goodwill beginning balance		453,651,000	443,515,000
Acquisitions		7,306,000	24,539,000
Translation adjustments & other		(10,402,000)	(14,403,000)
Goodwill ending balance		450,555,000	453,651,000	443,515,000
PCG Segment
Goodwill [Line Items]
Goodwill beginning balance		201,815,000	207,038,000
Acquisitions		868,000	5,342,000
Impairments		(36,745,000)
Translation adjustments & other		(4,206,000)	(10,565,000)
Goodwill ending balance		161,732,000	201,815,000	207,038,000
Consumer Segment
Goodwill [Line Items]
Goodwill beginning balance		515,597,000	525,230,000
Acquisitions		16,952,000
Translation adjustments & other		(1,322,000)	(9,633,000)
Goodwill ending balance		531,227,000	515,597,000	525,230,000
SPG Segments
Goodwill [Line Items]
Goodwill beginning balance		166,805,000	169,971,000
Acquisitions		281,000	866,000
Divestitures		(15,723,000)
Translation adjustments & other		(1,289,000)	(4,032,000)
Goodwill ending balance		$ 150,074,000	$ 166,805,000	$ 169,971,000