POST-EMPLOYMENT PLANS - Schedule of Unrecognized Actual Gain for the Other Benefits Liability (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI pension and other postretirement benefit plans	$ 3.3	$ 2.4	$ (7.1)
Other Benefits
Accumulated Other Comprehensive Income (Loss) [Line Items]
AOCI pension and other postretirement benefit plans	$ 0.5	$ 0.2	$ 0.9