v3.26.1
FAIR VALUE MEASUREMENTS - Fair Value of Debt Instruments (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
FAIR VALUE MEASUREMENTS    
Total debt $ 3,024.1 $ 2,591.4
Level 2    
FAIR VALUE MEASUREMENTS    
Total fair value of long term debt 918.6 1,223.6
2028 Refinance Term Loans | Level 2    
FAIR VALUE MEASUREMENTS    
Total fair value of long term debt 863.5 1,115.9
2028 Term Loan B | Level 2    
FAIR VALUE MEASUREMENTS    
Total fair value of long term debt 51.4 71.5
2029 Refinance Senior Notes | Level 2    
FAIR VALUE MEASUREMENTS    
Total fair value of long term debt $ 3.7 $ 36.2