LEASES - COMPONENTS OF LEASE COST (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Lease Cost
Operating lease cost	$ 38.4	$ 25.3
Short-term lease cost	0.1	2.0
Variable lease cost	0.2	0.2
Total lease cost	$ 38.7	$ 27.5