v3.26.1
BASIS OF PRESENTATION - Accumulated Other Comprehensive Loss (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2026
USD ($)
Accumulated Other Comprehensive Loss  
Balance at the beginning of the period $ (1,894.8)
Balance at the end of the period (1,926.5)
Accumulated Other Comprehensive Loss  
Accumulated Other Comprehensive Loss  
Balance at the beginning of the period (42.2)
Other comprehensive income (15.5)
Balance at the end of the period (57.7)
Foreign Currency  
Accumulated Other Comprehensive Loss  
Balance at the beginning of the period (38.3)
Other comprehensive income (15.5)
Balance at the end of the period (53.8)
Pension Benefits  
Accumulated Other Comprehensive Loss  
Balance at the beginning of the period (3.9)
Balance at the end of the period $ (3.9)