Annual report [Section 13 and 15(d), not S-K Item 405]

Goodwill and Intangible Assets, Net of Accumulated Amortization (Components of Intangible Assets, at Cost) (Details)

v3.25.2
Goodwill and Intangible Assets, Net of Accumulated Amortization (Components of Intangible Assets, at Cost) (Details) - USD ($)
$ in Millions
May 31, 2025
May 31, 2024
Intangible Assets [Line Items]    
Total intangible assets, gross $ 2,523.1 $ 698.2
Less: Accumulated amortization 575.8 503.7
Intangible assets, net of accumulated amortization 1,947.3 194.5
Other Intangible Assets [Member]    
Intangible Assets [Line Items]    
Total intangible assets, gross 314.7 23.1
Client Lists [Member]    
Intangible Assets [Line Items]    
Total intangible assets, gross 1,797.9 $ 675.1
Acquired Developed Software [Member]    
Intangible Assets [Line Items]    
Total intangible assets, gross $ 410.5