ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Payables and Accruals [Abstract]
Compensation and benefit-related liabilities	$ 31.7	$ 109.7
Royalties	62.0	59.0
Accrued liabilities	62.9	56.6
Current operating lease liabilities	26.6	26.9
Rebates payable	107.4	85.2
Marketing fee payable	19.6	16.1
Current unrecognized tax benefits	3.2	317.3
Accounts payable	19.4	16.1
Total accounts payable and accrued liabilities	$ 332.8	$ 686.9