v3.26.3
FAIR VALUE MEASUREMENTS - LEVEL 3 RECONCILIATION (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Level 3 rollforward        
Balance at the beginning of the period $ 12.3 $ 9.9 $ 2.9 $ 2.9
Purchases 0.2 0.0 14.9 12.1
Sales (0.1) 0.0 (0.2) 0.0
Settlements (5.6) (5.0) (10.8) (10.1)
Balance at the end of the period $ 6.8 $ 4.9 $ 6.8 $ 4.9