DERIVATIVES AND HEDGING - Schedule of Pretax Effects of Fair Value Hedge Accounting on Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Gain (Loss) on Interest Rate Contracts:
Fair Value Hedging Instruments	$ 26.8	$ 29.0	$ (90.4)
Derivative, gain (loss), statement of income or comprehensive income	Interest Expense	Interest Expense	Interest Expense
Fair Value Portion of Long-term Debt	$ (26.8)	$ (29.0)	$ 90.4