REVENUE Revenue Textuals (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($)
Contract with Customer, Liability, Revenue Recognized	$ 21.8
Long-term Contract with Customer [Member]
Revenue, Remaining Performance Obligation, Amount	49.9
Long-term Contract with Customer [Member] | Minimum [Member]
Revenue, Remaining Performance Obligation, Amount	30.0
Long-term Contract with Customer [Member] | Maximum [Member]
Revenue, Remaining Performance Obligation, Amount	$ 35.0