LEASES (Details 3) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease expense	$ 96.0	$ 93.6
Other operating lease expense(1)	24.3	27.5
Finance Lease Expense [Abstract]
Depreciation of leased assets	1.3	1.3
Interest on lease liabilities	0.2	0.2
Total lease expense	$ 121.8	$ 122.6