DERIVATIVE INSTRUMENTS - BALANCE SHEET OFFSETTING (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Cash collateral
Cash collateral posted	$ 43.0	$ 16.0
Cash collateral received		4.2
Offsetting derivative assets
Gross amount recognized on the balance sheet	38.2	41.1
Gross amount not offset on the balance sheet	(9.2)	(11.5)
Net amount	29.0	29.6
Cash collateral received		4.2
Offsetting derivative liabilities
Gross amount recognized on the balance sheet	27.3	13.9
Gross amount not offset on the balance sheet	(20.3)	(7.3)
Net amount	7.0	$ 6.6
Cash collateral posted	$ 11.1

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