Asset Retirement Obligations (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2016	Oct. 10, 2016	Dec. 31, 2015	Dec. 31, 2014
Successor
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
Asset retirement obligations, beginning of period	$ 4,989
Liabilities incurred	187
Liabilities acquired	2,002
Liabilities settled	(1)
Accretion expense	49
Revision of estimated liabilities	0
Asset retirement obligations, end of period	7,226	$ 4,989
Predecessor
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
Asset retirement obligations, beginning of period	$ 2,652	2,288	$ 1,824
Liabilities incurred		174	133
Liabilities acquired		66	178
Liabilities settled		(42)	0
Accretion expense		134	139	$ 156
Revision of estimated liabilities		32	14
Asset retirement obligations, end of period		$ 2,652	$ 2,288	$ 1,824