FINANCIAL INSTRUMENTS AND RISK MANAGEMENT - Fair Value and Carrying Value of Debt (Details) - Revolving Credit Facility - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Fair Value \| Term Loan due 2027
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, fair value disclosure	$ 2,089.1	$ 2,097.0
Fair Value \| Senior Secured Notes due 2028
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, fair value disclosure	829.1	802.4
Par Value \| Term Loan due 2027
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, fair value disclosure	2,086.5	2,097.0
Par Value \| Senior Secured Notes due 2028
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Debt, fair value disclosure	$ 850.0	$ 850.0

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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+ Details