v3.26.1
GOODWILL AND INTANGIBLE ASSETS - Intangible assets (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
GOODWILL AND INTANGIBLE ASSETS    
Total intangible assets, gross $ 1,791.8 $ 4.6
Less: accumulated amortization (80.0) (2.7)
Total intangible assets, net 1,711.8 1.9
Patents and know-how    
GOODWILL AND INTANGIBLE ASSETS    
Finite intangible assets, gross $ 1,366.2  
Amortization period 10 years 1 month 6 days  
Customer relationships    
GOODWILL AND INTANGIBLE ASSETS    
Finite intangible assets, gross $ 149.2  
Amortization period 1 year  
Brand names    
GOODWILL AND INTANGIBLE ASSETS    
Infinite-lived intangible assets, gross $ 230.0  
Software    
GOODWILL AND INTANGIBLE ASSETS    
Finite intangible assets, gross $ 46.4 $ 4.6
Amortization period 3 months 18 days