v3.26.1
Goodwill and Other Intangible Assets, Net - Intangible assets (Details) - USD ($)
$ in Millions
 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2024
Amortizable intangible assets:      
Gross carrying amount $ 311.2 $ 241.9  
Intangible assets, accumulated amortization (53.7) (29.5)  
Unamortized balance of the license 257.5 212.4  
Unamortized intangible assets:      
Unamortized intangible assets, Gross 335.3 249.1  
Intangible assets, net 281.6 219.6  
Amortization expense $ 24.1 16.2 $ 7.3
Minimum      
Unamortized intangible assets:      
Useful life 10 years    
Maximum      
Unamortized intangible assets:      
Useful life 20 years    
Trademarks      
Unamortized intangible assets:      
Unamortized intangible assets, Gross $ 24.1 7.2  
Intangible assets, net 24.1 7.2  
Customer relationships      
Amortizable intangible assets:      
Gross carrying amount 184.6 136.6  
Intangible assets, accumulated amortization (35.6) (21.9)  
Unamortized balance of the license 149.0 114.7  
Developed technology      
Amortizable intangible assets:      
Gross carrying amount 110.2 105.3  
Intangible assets, accumulated amortization (13.1) (7.6)  
Unamortized balance of the license $ 97.1 $ 97.7  
Unamortized intangible assets:      
Useful life 20 years    
Backlog      
Amortizable intangible assets:      
Gross carrying amount $ 16.4    
Intangible assets, accumulated amortization (5.0)    
Unamortized balance of the license $ 11.4    
Unamortized intangible assets:      
Useful life 27 months