ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Payables and Accruals [Abstract]
Compensation and benefit-related liabilities	$ 109.7	$ 89.8
Royalties	59.0	44.4
Accrued liabilities	56.6	74.4
Current operating lease liabilities	26.9	19.9
Rebates payable	85.2	93.5
Marketing fee payable	16.1	19.7
Current unrecognized tax benefits	317.3	0.1
Accounts payable	16.1	17.9
Total accounts payable and accrued liabilities	$ 686.9	$ 359.7