ACCOUNTING POLICIES - Government Assistance (Details) - COVID-19 Impact - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Government Grants [Line Items]
HHS Grants Received of Provider Relief Fund	$ 54.2	$ 15.4	$ 35.1
Other Government Grants Received of Provider Relief Fund	$ 10.5