REVENUE Revenue Textuals (Details) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)
Contract with Customer, Liability, Revenue Recognized	$ 9.2	$ 41.6
Long-term Contract with Customer [Member]
Revenue, Remaining Performance Obligation, Amount	98.9	98.9
Remaining Current Fiscal Year [Member] | Long-term Contract with Customer [Member] | Minimum [Member]
Revenue, Remaining Performance Obligation, Amount	15.0	15.0
Remaining Current Fiscal Year [Member] | Long-term Contract with Customer [Member] | Maximum [Member]
Revenue, Remaining Performance Obligation, Amount	20.0	20.0
Next Fiscal Year [Member] | Long-term Contract with Customer [Member] | Minimum [Member]
Revenue, Remaining Performance Obligation, Amount	65.0	65.0
Next Fiscal Year [Member] | Long-term Contract with Customer [Member] | Maximum [Member]
Revenue, Remaining Performance Obligation, Amount	$ 75.0	$ 75.0