CREDIT FACILITIES - Schedule of Long-Term Debt Instruments (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Line of Credit Facility [Line Items]
Finance lease obligations (see note 7)	$ 61.7	$ 68.0
Current portion	26.5	27.0
Long-term portion	770.2	648.3
Total Credit Facility and finance lease obligations	796.7	675.3
Line of Credit
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	741.2	608.9
Line of Credit | Letter of Credit, Guarantees, Surety Bonds, and Overdraft Facilities
Line of Credit Facility [Line Items]
Long-term portion	34.1	27.0
Line of Credit | Revolving Facility
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	0.0	0.0
Long-term portion	0.0
Fees and expenses upon amendments to the credit facility	3.9	0.0	$ 0.0
Line of Credit | Revolving Facility | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	0.0	0.0
Line of Credit | Secured Debt
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	741.2
Unamortized debt issuance costs related to Term Loans	(6.2)	(1.6)
Fees and expenses upon amendments to the credit facility	5.4	0.0	$ 0.0
Line of Credit | Secured Debt | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	330.0	330.0
Line of Credit | Secured Debt | Initial Term Loan
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	0.0	280.4
Line of Credit | Secured Debt | Initial Term Loan | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	0.0	100.0
Line of Credit | Secured Debt | Incremental Term Loan
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	0.0	328.5
Line of Credit | Secured Debt | Incremental Term Loan | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	0.0	230.0
Line of Credit | Secured Debt | Term A Loan
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	243.7	0.0
Line of Credit | Secured Debt | Term A Loan | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	130.0	0.0
Line of Credit | Secured Debt | Term B Loan
Line of Credit Facility [Line Items]
Total borrowings under Credit Facility	497.5	0.0
Line of Credit | Secured Debt | Term B Loan | Interest rate swaps
Line of Credit Facility [Line Items]
Notional amounts	200.0	0.0
Line of Credit | Letter of Credit | Letter of Credit, Guarantees, Surety Bonds, and Overdraft Facilities
Line of Credit Facility [Line Items]
Long-term portion	11.1	10.5
Line of Credit | Bank Guarantees and Surety Bonds | Letter of Credit, Guarantees, Surety Bonds, and Overdraft Facilities
Line of Credit Facility [Line Items]
Long-term portion	23.0	16.5
Line of Credit | Bank Overdraft Facility
Line of Credit Facility [Line Items]
Long-term portion	0.0	0.0
Available uncommitted bank overdraft facilities	$ 198.5	$ 198.5