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Other Intangible Assets Major Classes (Detail) - USD ($)
$ in Thousands
12 Months Ended
May 31, 2021
May 31, 2020
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, gross carrying amount $ 808,159 $ 732,698
Amortized intangible assets, accumulated amortization (452,767) (399,028)
Amortized intangible assets, net other intangible assets 355,392 333,670
Total Other Intangible Assets, gross carrying amount 1,081,460 983,408
Total Other Intangible Assets, net other intangible assets 628,693 584,380
Trademarks and Trade Names    
Intangible Assets by Major Class [Line Items]    
Indefinite-lived intangible assets, acquisitions 273,301 250,710
Indefinite-lived intangible assets, net other intangible assets 273,301 250,710
Formulae    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, gross carrying amount 234,037 230,621
Amortized intangible assets, accumulated amortization (172,989) (160,771)
Amortized intangible assets, net other intangible assets $ 61,048 $ 69,850
Formulae | Minimum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 9 years 9 years
Formulae | Maximum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 33 years 33 years
Customer-Related Intangible Assets    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, gross carrying amount $ 505,710 $ 439,153
Amortized intangible assets, accumulated amortization (233,496) (197,752)
Amortized intangible assets, net other intangible assets $ 272,214 $ 241,401
Customer-Related Intangible Assets | Minimum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 5 years 5 years
Customer-Related Intangible Assets | Maximum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 33 years 33 years
Trademarks and Trade Names    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, gross carrying amount $ 34,326 $ 30,700
Amortized intangible assets, accumulated amortization (20,575) (17,224)
Amortized intangible assets, net other intangible assets $ 13,751 $ 13,476
Trademarks and Trade Names | Minimum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 5 years 5 years
Trademarks and Trade Names | Maximum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 40 years 40 years
Other Intangible Assets    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, gross carrying amount $ 34,086 $ 32,224
Amortized intangible assets, accumulated amortization (25,707) (23,281)
Amortized intangible assets, net other intangible assets $ 8,379 $ 8,943
Other Intangible Assets | Minimum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 5 years 1 year
Other Intangible Assets | Maximum    
Intangible Assets by Major Class [Line Items]    
Amortized intangible assets, amortization period 33 years 33 years