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EMPLOYEE BENEFIT PLANS - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Mark-to-market loss (gain) net on pension plans			$ 28.4	$ 9.4	$ (17.2)
Discount rate	2.47%		4.74%	2.69%	2.47%	3.19%
Settlement		$ 1.1
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Discount rate			4.74%	2.69%
Curtailment	$ 5.3		$ 0.0	$ 0.6	$ 6.4
Employer contributions to defined benefit plans			$ 8.0
Health Care Benefits
Defined Benefit Plan Disclosure [Line Items]
Discount rate			5.17%	2.85%
Curtailment			$ 0.0	$ 0.3	$ 0.0
Employer contributions to defined benefit plans			$ 1.3

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Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

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