REVENUE Contract Assets and Liabilities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Contract with Customer, Asset and Liability [Abstract]
Current contract assets, net	$ 15.6	$ 18.0
Current Contract Assets, Percentage Change from Prior Period	(13.30%)
Contract with Customer, Liability	$ 51.2	57.4
Current Contract Liabilities, Percentage Change from Prior Period	(10.80%)
Net Contract Liabilities	$ 35.6	$ 39.4
Net Contract Liability, Percentage Change from Prior Period	(9.60%)