Predecessor Incentive Plan - Summary of Non-Vested Shares (Details)	12 Months Ended
	Dec. 31, 2016 $ / shares shares
Predecessor
Number of Shares
Nonvested at beginning of period (in shares) | shares	1,967,376
Granted during period (in shares) | shares	790,263
Vested during period (in shares) | shares	(860,104)
Forfeited during period (in shares) | shares	(9,044)
Nonvested at end of period (in shares) | shares	1,888,491
Weighted Average Grant Date, Fair Value Per Share
Nonvested at beginning of period (in dollars per share) | $ / shares	$ 14.34
Granted during period (in dollars per share) | $ / shares	2.73
Vested during period (in dollars per share) | $ / shares	15.04
Forfeited during period (in dollars per share) | $ / shares	24.05
Nonvested at end of period (in dollars per share) | $ / shares	$ 9.12
Successor
Number of Shares
Nonvested at beginning of period (in shares) | shares	0
Granted during period (in shares) | shares	809,416
Vested during period (in shares) | shares	(269,810)
Forfeited during period (in shares) | shares	0
Nonvested at end of period (in shares) | shares	539,606
Weighted Average Grant Date, Fair Value Per Share
Nonvested at beginning of period (in dollars per share) | $ / shares	$ 0.00
Granted during period (in dollars per share) | $ / shares	36.55
Vested during period (in dollars per share) | $ / shares	36.55
Forfeited during period (in dollars per share) | $ / shares	0.00
Nonvested at end of period (in dollars per share) | $ / shares	$ 36.55