Changes in Carrying Amount of Goodwill, by Reportable Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2021		May 31, 2020
Goodwill [Line Items]
Goodwill beginning balance	$ 1,250,066		$ 1,245,762
Acquisitions	40,729		28,064
Translation adjustments & other	54,959	[1]	(23,760)
Goodwill ending balance	1,345,754		1,250,066
CPG Segment
Goodwill [Line Items]
Goodwill beginning balance	405,354		407,429
Acquisitions	2,295		14,689
Translation adjustments & other	35,866	[1]	(16,764)
Goodwill ending balance	443,515		405,354
PCG Segment
Goodwill [Line Items]
Goodwill beginning balance	185,404		185,259
Acquisitions	16,174		3,023
Translation adjustments & other	5,460	[1]	(2,878)
Goodwill ending balance	207,038		185,404
Consumer Segment
Goodwill [Line Items]
Goodwill beginning balance	496,218		499,387
Acquisitions	20,126
Translation adjustments & other	8,886	[1]	(3,169)
Goodwill ending balance	525,230		496,218
SPG Segments
Goodwill [Line Items]
Goodwill beginning balance	163,090		153,687
Acquisitions	2,134		10,352
Translation adjustments & other	4,747	[1]	(949)
Goodwill ending balance	$ 169,971		$ 163,090

[1] Activity includes a $2.3 million decrease to goodwill within our Consumer segment related to adjustments to preliminary purchase price allocations, primarily due to deferred tax adjustments.