FAIR VALUE MEASUREMENTS (Change in Fair Value at Level 3) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Transfers into Level 3	$ 0	$ 0
Contingent Consideration
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	150,500,000	29,400,000
Additions	0	0
Settlements	(88,300,000)	(15,000,000.0)
Unrealized (gain) loss included in earnings	(40,600,000)	136,100,000
Balance at end of period	$ 21,600,000	$ 150,500,000