OTHER OPERATIONAL EXPENSES (Details) - USD ($) $ in Thousands	2 Months Ended	3 Months Ended				10 Months Ended	12 Months Ended
	Feb. 28, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other operational expenses						$ 3,359
Stacking charges						$ 2,100
Predecessor
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other operational expenses	$ 530	$ 6,187	$ 9,059	$ 27,680	$ 12,527		$ 55,453	$ 2,360
Oil and gas, subsidy charges							17,700
Predecessor | ENSCO Deep Water Drilling Rig
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Loss on contract termination							20,000
Predecessor | Saxon Appalachian Rig
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Loss on contract termination							9,900
Predecessor | Foreign Currency Items
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Other operational loss							$ 6,100