DEBT - Summary of Debt (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Unamortized discount and issuance costs	$ (35.1)	$ (39.4)
Long-term debt, gross	3,245.6	2,972.3
Less: Current Portion	(21.8)	(21.8)
Total long-term debt, net of current portion	$ 3,223.8	$ 2,950.5
Term Loan due 2027 at 5.30% and 2.84% at September 30, 2022 and December 31, 2021, respectively \| Line of Credit \| Revolving Credit Facility
Debt Instrument [Line Items]
Weighted average borrowing rate (as percent)	5.30%	2.84%
Long-term debt, gross	$ 2,150.7	$ 2,161.7
Senior Secured Notes due 2028
Debt Instrument [Line Items]
Weighted average borrowing rate (as percent)	4.125%	4.125%
Aggregate principal amount	$ 850.0	$ 850.0
ABL Revolving Credit Facility \| Line of Credit \| Revolving Credit Facility
Debt Instrument [Line Items]
Weighted average borrowing rate (as percent)	3.86%
Long-term debt, gross	$ 280.0	$ 0.0

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Weighted average interest rate of debt outstanding.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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