Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Predecessor [Member]
Current Assets:
Cash and cash equivalents		$ 29,460
Accounts receivable		21,704
Other current assets		10,683
Total Current Assets		61,847
Property and Equipment:
Property and Equipment, Full Cost Method, including $33,354 and $18,839 of unproved property costs not being amortized		6,035,757
Less - Accumulated depreciation, depletion, and amortization		(5,577,854)
Property and Equipment, Net		457,903
Other Long-Term Assets		5,248
Total Assets		524,998
Current Liabilities:
Accounts payable and accrued liabilities		7,663
Accrued capital costs		0
Accrued interest		490
Undistributed oil and gas revenues		0
Current portion of long-term debt		324,900
Total Current Liabilities		333,053
Long-Term Debt		0
Deferred Tax Liabilities		0
Asset Retirement Obligation		56,390
Other Long-Term Liabilities		3,891
Liabilities Subject to Compromise		984,388
Stockholders' Equity:
Predecessor Common stock, $.01 par value, 150,000,000 shares authorized, 44,771,258 shares issued, and 44,591,863 shares outstanding		448
Additional paid-in capital		776,358
Predecessor Treasury stock held, at cost, 179,395 shares		(2,491)
Retained earnings (Accumulated deficit)		(1,627,039)
Total Stockholders' Equity (Deficit)		(852,724)
Total Liabilities and Stockholders' Equity		$ 524,998
Successor [Member]
Current Assets:
Cash and cash equivalents	$ 303
Accounts receivable	17,490
Other current assets	3,686
Total Current Assets	21,479
Property and Equipment:
Property and Equipment, Full Cost Method, including $33,354 and $18,839 of unproved property costs not being amortized	517,074
Less - Accumulated depreciation, depletion, and amortization	(169,879)
Property and Equipment, Net	347,195
Other Long-Term Assets	8,625
Total Assets	377,299
Current Liabilities:
Accounts payable and accrued liabilities	56,257
Accrued capital costs	11,954
Accrued interest	1,721
Undistributed oil and gas revenues	9,192
Current portion of long-term debt	0
Total Current Liabilities	79,124
Long-Term Debt	198,000
Deferred Tax Liabilities	0
Asset Retirement Obligation	22,291
Other Long-Term Liabilities	1,829
Liabilities Subject to Compromise	0
Stockholders' Equity:
Preferred Stock, Value, Outstanding	0
Predecessor Common stock, $.01 par value, 150,000,000 shares authorized, 44,771,258 shares issued, and 44,591,863 shares outstanding	101
Additional paid-in capital	232,917
Predecessor Treasury stock held, at cost, 179,395 shares	(675)
Retained earnings (Accumulated deficit)	(156,288)
Total Stockholders' Equity (Deficit)	76,055
Total Liabilities and Stockholders' Equity	$ 377,299