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LONG-TERM DEBT (6.0% Senior Subordinated Notes due 2024) (Details) - USD ($) $ in Millions		12 Months Ended
	Mar. 04, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Loss on extinguishment of long-term debt, net		$ 0.0	$ 20.6	$ 0.0
Senior Subordinated Notes \| 6.0% Senior Subordinated Notes due 2024
Debt Instrument [Line Items]
Stated interest rate of debt instrument		6.00%
Redemption price, percentage	103.00%
Loss on extinguishment of long-term debt, net	$ 19.1
Redemption premium	18.0
Unamortized premium and debt issuance costs	$ (1.1)