Predecessor Incentive Plan - Summary of Stock Options (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016
Predecessor
Number of Options Granted
Outstanding, beginning of period (in shares)	175,000
Options granted (in shares)	0
Options forfeited (in shares)	0
Options exercised (in shares)	0
Options expired (in shares)	(152,000)
Outstanding, end of period (in shares)	23,000
Exercisable, end of period (in shares)	23,000
Vested or expected to vest, end of period (in shares)	23,000
Weighted Average Exercise Price
Outstanding, beginning of period (in dollars per share)	$ 26.29
Options granted (in dollars per share)	0.00
Options forfeited (in dollars per share)	0.00
Options exercised (in dollars per share)	0.00
Options expired (in dollars per share)	26.84
Outstanding, end of period (in dollars per share)	22.66
Exercisable, end of period (in dollars per share)	22.66
Vested or expected to vest, end of period (in dollars per share)	$ 22.66
Weighted Average Remaining Contractual Term (Years)
Outstanding, end of period	2 months 9 days
Exercisable, end of period	2 months 9 days
Vested or expected to vest, end of period	2 months 9 days
Aggregate Intrinsic Value
Outstanding, end of period	$ 0
Exercisable, end of period	0
Vested or expected to vest, end of period	$ 0
Successor
Number of Options Granted
Outstanding, beginning of period (in shares)	0
Options granted (in shares)	323,770
Options forfeited (in shares)	0
Options exercised (in shares)	0
Options expired (in shares)	0
Outstanding, end of period (in shares)	323,770
Exercisable, end of period (in shares)	0
Vested or expected to vest, end of period (in shares)	323,770
Weighted Average Exercise Price
Outstanding, beginning of period (in dollars per share)	$ 0.00
Options granted (in dollars per share)	36.55
Options forfeited (in dollars per share)	0.00
Options exercised (in dollars per share)	0.00
Options expired (in dollars per share)	0.00
Outstanding, end of period (in dollars per share)	36.55
Exercisable, end of period (in dollars per share)
Vested or expected to vest, end of period (in dollars per share)	$ 36.55
Weighted Average Remaining Contractual Term (Years)
Outstanding, end of period	9 years 11 months 23 days
Exercisable, end of period
Vested or expected to vest, end of period	9 years 11 months 23 days
Aggregate Intrinsic Value
Outstanding, end of period	$ 0
Exercisable, end of period	0
Vested or expected to vest, end of period	$ 0