PENSION AND NON-PENSION POST-EMPLOYMENT BENEFIT PLANS - Schedule of Pension and Non-Pension Post-Employment Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service costs	$ 4.5	$ 2.6	$ 0.9
Interest costs	9.6	10.2	6.2
Expected return on plan assets	(9.1)	(9.6)	(5.8)
Amortization of net loss (gain)	(0.2)	(0.3)	0.0
Settlement loss (gain)	(0.1)	(0.1)	0.0
Net periodic benefit cost	4.7	2.8	1.3
Defined contribution plan	13.8	12.7	12.3
Total expense for the year	18.5	15.5	13.6
Other Benefits Plans
Defined Benefit Plan Disclosure [Line Items]
Service costs	3.4	3.1	3.1
Interest costs	3.1	3.2	2.7
Expected return on plan assets	(0.1)	(0.1)	0.0
Amortization of net loss (gain)	(2.3)	(3.4)	0.0
Settlement loss (gain)	0.9	0.7	0.0
Net periodic benefit cost	5.0	3.5	5.8
Defined contribution plan	0.0	0.0	0.0
Total expense for the year	$ 5.0	$ 3.5	$ 5.8