CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Accumulated Deficit
Beginning Balance (Predecessor) at Dec. 31, 2016	$ (637,282,000)	$ 56,000	$ (860,000)	$ 1,659,731,000	$ (2,296,209,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss) | Predecessor	630,317,000				630,317,000
Lapsing of forfeiture restrictions of restricted stock and granting of stock awards | Predecessor	(172,000)			(172,000)
Amortization of stock compensation expense | Predecessor	3,527,000			3,527,000
Issuance of Successor common stock and warrants	554,737,000	200,000		554,537,000
Ending Balance (Predecessor) at Feb. 28, 2017	(3,610,000)	56,000	(860,000)	1,663,086,000	(1,665,892,000)
Ending Balance at Feb. 28, 2017	554,737,000	200,000		554,537,000	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cancellation of Predecessor equity | Predecessor	3,610,000	(56,000)	$ 860,000	(1,663,086,000)	1,665,892,000
Net income (loss)	(247,639,000)				(247,639,000)
Lapsing of forfeiture restrictions of restricted stock and granting of stock awards	(19,000)			(19,000)
Amortization of stock compensation expense	1,272,000			1,272,000
Stock issuance costs - Talos combination	(183,000)			(183,000)
Ending Balance at Dec. 31, 2017	308,168,000	200,000		555,607,000	(247,639,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	18,308,000				18,308,000
Lapsing of forfeiture restrictions of restricted stock and granting of stock awards	(15,000)			(15,000)
Amortization of stock compensation expense	348,000			348,000
Stock issuance costs - Talos combination				(200,000)
Ending Balance at Mar. 31, 2018	$ 326,073,000	$ 200,000		$ 555,940,000	$ (230,067,000)