FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) $ in Millions	Dec. 31, 2016 USD ($)
Assets:
Derivatives assets	$ 0.1
Liabilities:
Derivative liabilities	0.1
Fair Value, Measurements, Recurring
Assets:
Total assets	0.1
Liabilities:
Total liabilities	0.1
Fair Value, Measurements, Recurring | Level 1
Assets:
Total assets	0.0
Liabilities:
Total liabilities	0.0
Fair Value, Measurements, Recurring | Level 2
Assets:
Total assets	0.1
Liabilities:
Total liabilities	0.1
Fair Value, Measurements, Recurring | Level 3
Assets:
Total assets	0.0
Liabilities:
Total liabilities	0.0
Fair Value, Measurements, Recurring | Commodity
Assets:
Derivatives assets	0.1
Liabilities:
Derivative liabilities	0.1
Fair Value, Measurements, Recurring | Commodity | Level 1
Assets:
Derivatives assets	0.0
Liabilities:
Derivative liabilities	0.0
Fair Value, Measurements, Recurring | Commodity | Level 2
Assets:
Derivatives assets	0.1
Liabilities:
Derivative liabilities	0.1
Fair Value, Measurements, Recurring | Commodity | Level 3
Assets:
Derivatives assets	0.0
Liabilities:
Derivative liabilities	$ 0.0