BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Net Foreign Currency Losses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Foreign currency (gains) losses recorded in AOCL	$ (103.9)	$ 336.7	$ 466.5
Foreign currency losses (gains) recorded in Other expense	330.8	(449.4)	(557.9)
Total foreign currency losses (gains)	$ 226.9	$ (112.7)	$ (91.4)