REVENUE Revenue Textuals (Details) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)
Contract with Customer, Liability, Revenue Recognized	$ 10.6	$ 32.4
Long-term Contract with Customer [Member]
Revenue, Remaining Performance Obligation, Amount	65.0	65.0
Long-term Contract with Customer [Member] | Minimum [Member]
Revenue, Remaining Performance Obligation, Amount	26.0	26.0
Long-term Contract with Customer [Member] | Maximum [Member]
Revenue, Remaining Performance Obligation, Amount	$ 31.0	$ 31.0