INCOME TAX - Schedule of (Benefit) Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Current:
U.S. Federal	$ 19.8	$ 15.9	$ 18.1
U.S. State	4.9	3.4	4.2
Foreign	0.3	0.3	0.2
Total current	25.0	19.6	22.5
Deferred:
U.S. Federal	0.2	(0.3)	0.9
U.S. State	0.0	0.2	0.2
Foreign	0.4	(0.4)	0.9
Total deferred	0.6	(0.5)	2.0
Income tax	$ 25.6	$ 19.1	$ 24.5