BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Recent Accounting Pronouncements (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accounting Policies [Abstract]
Uncollectible lease income			$ 8.0	$ 12.9	$ 13.5
Income (loss) from unconsolidated investments	$ (178.4)	$ (389.0)	(178.4)	(389.0)	$ (81.0)
Operating lease, right-of-use asset	$ 12.2	$ 10.0	$ 12.2	$ 10.0