REVENUE Contract Assets and Liabilities (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Dec. 31, 2019
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Abstract]
Current contract assets, net	$ 17.4	$ 18.0
Current Contract Assets, Percentage Change from Prior Period	(3.30%)
Contract with Customer, Liability	$ 57.4	57.4
Current Contract Liabilities, Percentage Change from Prior Period	0.00%
Net Contract Liabilities	$ 40.0	$ 39.4
Net Contract Liability, Percentage Change from Prior Period	1.50%