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REVENUE Revenue Textuals (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 USD ($)
Net Contract Liability, Change from Prior Year | $ (12.5)
Net Contract Liability, Percentage Change from Prior Period | 67.60%
Capitalized Contract Cost, Net | $ 7.3
Contract with Customer, Liability, Revenue Recognized | 30.9
Capitalized Contract Cost, Amortization | 0.2
Long-term Contract with Customer [Member] |
Revenue, Remaining Performance Obligation | 39.6
Long-term Contract with Customer [Member] | Minimum [Member] |
Revenue, Remaining Performance Obligation | 20.0
Long-term Contract with Customer [Member] | Maximum [Member] |
Revenue, Remaining Performance Obligation | $ 25.0
Revenue on Service and Repair Contracts [Member] |
Revenue from Contract with Customer, Excluding Assessed Tax | 3.00%

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