DEBT - Schedule of Long-term Debt (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024
Debt Disclosure [Abstract]
Long-term debt (including current portion)	$ 8,977.9	$ 9,226.0	$ 9,478.6
Short-term borrowings	1,798.5	662.4	1,256.3
Total debt outstanding	$ 10,776.4	$ 9,888.4	$ 10,734.9