INCOME TAXES - Summary of Change in Income Tax Valuation Allowance (Details) - SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in Accounting Estimate [Line Items]
Beginning balance	$ 241.6	$ 282.6	$ 205.7
Additions (reductions) charged to expense	33.6	(24.0)	82.1
Reductions charged to other accounts	(24.8)	(17.0)	(5.2)
Ending balance	$ 250.4	$ 241.6	$ 282.6