v3.25.2
ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
AOCI Attributable to Parent, Net of Tax [Roll Forward]            
Beginning balance $ 1,518.9 $ 1,548.9 $ 1,608.1 $ 1,664.8 $ 1,548.9 $ 1,664.8
Other comprehensive income before reclassifications         4.7  
Reclassifications from accumulated other comprehensive loss         (0.1)  
Other comprehensive income (loss) 4.4 0.2 (1.3) (2.6) 4.6 (3.9)
Ending balance 1,525.1 1,518.9 1,550.1 1,608.1 1,525.1 1,550.1
Accumulated Other Comprehensive Loss            
AOCI Attributable to Parent, Net of Tax [Roll Forward]            
Beginning balance (82.5) (82.7) (78.7) (76.1) (82.7) (76.1)
Other comprehensive income (loss) 4.4 0.2 (1.3) (2.6)    
Ending balance (78.1) (82.5) (80.0) (78.7) (78.1) (80.0)
Foreign Currency Translation            
AOCI Attributable to Parent, Net of Tax [Roll Forward]            
Beginning balance   (92.9)   (84.2) (92.9) (84.2)
Other comprehensive income before reclassifications         4.7  
Reclassifications from accumulated other comprehensive loss         0.0  
Other comprehensive income (loss)         4.7 (3.9)
Ending balance (88.2)   (88.1)   (88.2) (88.1)
Unrecognized Pension and Postretirement Benefits            
AOCI Attributable to Parent, Net of Tax [Roll Forward]            
Beginning balance   $ 10.2   $ 8.1 10.2 8.1
Other comprehensive income before reclassifications         0.0  
Reclassifications from accumulated other comprehensive loss         (0.1)  
Other comprehensive income (loss)         (0.1) 0.0
Ending balance $ 10.1   $ 8.1   $ 10.1 $ 8.1