Annual report pursuant to Section 13 and 15(d)

Fresh Start Accounting Fresh Start Accounting (Details)

v3.6.0.2
Fresh Start Accounting Fresh Start Accounting (Details) - USD ($)
$ / shares in Units, $ in Thousands
8 Months Ended
Sep. 12, 2016
Dec. 31, 2016
Sep. 30, 2016
Sep. 13, 2016
May 10, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Fresh-Start Adjustment [Line Items]                
Common stock, shares issued 14,992,018 14,992,018   14,992,018   81,252,676    
Proceeds from Long-term Lines of Credit $ 75,350              
Fresh Start Valuation - Discount Rate for Gathering and Transportation Costs 1350.00%              
Reorganization Value $ 333,974              
Fresh-Start Adjustment, Enterprise Value 234,831   $ 266,200          
Cash and cash equivalents 31,414 $ 6,761       $ 11,955 $ 6,252 $ 23,474
Short-term Debt, Fair Value (75,350)              
Fair Value of Successor Common Stock $ 190,895              
Common Stock, Shares, Outstanding 14,992,018,000              
Common stock, par value $ 12.73 $ 0.01   $ 0.01   $ 0.01    
Postconfirmation, Current Liabilities $ 54,171              
Postconfirmation, Noncurrent Liabilities Excluding Long-term Debt 13,558              
Fair Value of Proved Reserves 121,900              
Asset Retirement Obligation 2,687 $ 2,459       $ 2,621 $ 5,890  
Fair Value of Undeveloped Acreage - Eagle Ford 92,500              
Fair Value of Undeveloped Acreage - Other than Eagle Ford 8,300              
Fair Value of Other Fixed Assets 26,700              
Fair Value of South Texas Water Facility 23,400              
Debt Issuance Costs, Line of Credit Arrangements, Gross 3,011              
Plan of Reorganization, Line of Credit Facility, Initial Borrowing 75,400   75,400          
Postconfirmation, Additional Paid-in Capital 190,895              
Fresh-Start Adjustment, Increase (Decrease), Retained Earnings (Deficit) 28,319              
Preconfirmation, Stockholders' Equity 140,954              
Fresh-Start Adjustment, Increase (Decrease), Stockholders' Equity 28,319              
Postconfirmation, Stockholders' Equity 190,895              
Fresh-Start Adjustment, Increase (Decrease), Liabilities and Stockholders' Equity (55,751)              
Rights Offering, Rights Offering Amount 49,943              
Total Reorganization Proceeds 125,293              
Repayments of Long-term Debt 113,653              
Interest Paid 1,374              
Liabilities Subject to Compromise, Senior Notes 1,075,000              
Liabilities Subject to Compromise, Interest on Senior Notes 47,213              
Liabilities Subject to Compromise, Firm Transportation Obligation 11,077              
Liabilities Subject to Compromise, Compensation 9,733              
Liabilities Subject to Compromise, Deferred Compensation 4,676              
Liabilities Subject to Compromise, Accounts Payable 1,487              
Liabilities Subject to Compromise, Litigation claims 1,092              
Liabilities Subject to Compromise, Other accrued liabilities 3,885              
Liabilities Subject to Compromise 1,154,163              
Cash settlements paid or reserved at emergence 3,915              
Liabilities subject to compromise, gain 1,150,248              
DIP Facility Fees Paid 12              
Plan of Reorganization, Escrow Account for Professional Fees 14,575              
RBL lender fees and expenses 455              
Ad Hoc Committee and indenture trustee fees and expenses 6,782              
Payment of certain allowed claims and settlements 2,735              
Total Reorganization Uses 142,597              
Net Cash Payments off Reorganization Adjustments (17,304)              
Fair Value of Equity Allocated to Unsecured Creditors 174,477              
Fair Value of Unsecured Creditors Pending Resolution 10,396              
Backstop Commitment Agreement, Backstop Commitment 6,022       $ 50,000      
Cancellation of Equity Upon Emergence from Bankruptcy $ 882,992              
Fresh-Start Adjustment, Description 28319              
Reorganization items, legal and professional fees $ (29,976)              
Reorganization items, Settlements related to contract amendments (2,550)              
Debtor Reorganization Items, DIP Facility Costs and Commitment fees (170)              
Reorganization Items, Write-off Prepaid D&O Insurance (832)              
Debtor Reorganization Items, Other Expense (Income) (46)              
Debtor Reorganization Items 1,144,993              
Minimum                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustment, Enterprise Value     218,000          
Maximum                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustment, Enterprise Value     382,000          
Weighted Average [Member]                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustment, Enterprise Value     $ 300,000          
Restatement Adjustment [Member]                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustment, Increase (Decrease), Cash and Cash Equivalents (17,304)              
Fresh-Start Adjustment, Increase (Decrease), Receivables, Net 4,292              
Fresh-Start Adjustment, Increase (Decrease), Other Current Liabilities (832)              
Fresh-Start Adjustment, Increase (Decrease), Current Assets (13,844)              
Fresh-Start Adjustment, Increase (Decrease), Property and Equipment, Net 0              
Fresh-Start Adjustment, Increase (Decrease), Other Assets, Noncurrent (1,281)              
Fresh-Start Adjustment, Increase (Decrease), Assets (15,125)              
Fresh-Start Adjustments, Increase (Decrease), Accounts Payable and Accrued Liabilities (21,166)              
Fresh-Start Adjustment, Increase (Decrease), Current Maturities of Long-term Debt (113,653)              
Fresh-Start Adjustment, Increase (Decrease), Current Liabilities (134,819)              
Fresh-Start Adjustment, Increase (Decrease), Long-term Debt 75,350              
Fresh-Start Adjustment, Increase (Decrease), Liabilities Subject to Compromise (1,154,163)              
Fresh-Start Adjustment, Increase (Decrease), Preferred Stock (1,880)              
Fresh-Start Adjustment, Increase (Decrease) Other Deferred Compensation (3,440)              
Fresh-Start Adjustment, Increase (Decrease), Accumulated Other Comprehensive Income (Loss) (383)              
Fresh-Start Adjustment, Increase (Decrease) Treasury Stock 3,574              
Fresh-Start Adjustment, Increase (Decrease), Retained Earnings (Deficit) 2,224,135              
Fresh-Start Adjustment, Increase (Decrease), Stockholders' Equity 1,198,407              
Fresh-Start Adjustment, Increase (Decrease), Liabilities and Stockholders' Equity (15,125)              
Successor [Member]                
Fresh-Start Adjustment [Line Items]                
Postconfirmation, Cash and Cash Equivalents 31,414              
Postconfirmation, Current Liabilities 54,171              
Postconfirmation, Receivables, Net 39,898              
Postconfirmation, Derivative Assets 397              
Postconfirmation, Prepaid and Other Current Assets 3,134              
Postconfirmation, Current Assets 74,843              
Postconfirmation, Property and Equipment, Net 253,510              
Postconfirmation, Other Assets, Noncurrent 5,621              
Postconfirmation, Assets 333,974              
Postconfirmation, Accounts Payable and Accrued Liabilities 52,530              
Postconfirmation, Current Derivative Liabilities 1,641              
Postconfirmation, Other Noncurrent Obligations 4,438              
Postconfirmation, Noncurrent Derivative Liabilities 9,120              
Postconfirmation, Long-term Debt 75,350              
Fresh-Start Adjustment, Increase (Decrease), Common Stock 150              
Postconfirmation, Common Stock 150              
Fresh-Start Adjustment, Increase (Decrease), Additional Paid-in Capital 190,745              
Postconfirmation, Additional Paid-in Capital 190,745              
Postconfirmation, Stockholders' Equity 190,895              
Postconfirmation, Liabilities and Stockholders' Equity 333,974              
Predecessor [Member]                
Fresh-Start Adjustment [Line Items]                
Preconfirmation, Cash and Cash Equivalents 48,718              
Preconfirmation, Receivables, Net 35,606              
Preconfirmation, Derivative Assets 397              
Preconfirmation, Prepaid and Other Current Assets 3,966              
Preconfirmation, Current Assets 88,687              
Preconfirmation, Property and Equipment, Net 309,261              
Preconfirmation, Other Assets, Noncurrent 6,902              
Preconfirmation, Assets 404,850              
Preconfirmation, Accounts Payable and Accrued Liabilities 77,151              
Preconfirmation, Current Derivative Liabilities 1,641              
Preconfirmation, Current Maturities of Long-term Debt 113,653              
Preconfirmation, Current Liabilities 192,445              
Preconfirmation, Other Noncurrent Obligations 84,953              
Preconfirmation, Noncurrent Derivative Liabilities 9,120              
Preconfirmation, Liabilities Subject to Compromise 1,154,163              
Preconfirmation, Preferred Stock 1,880              
Preconfirmation, Common Stock 697              
Fresh-Start Adjustment, Increase (Decrease), Common Stock (697)              
Preconfirmation, Additional Paid-in Capital 1,213,797              
Fresh-Start Adjustment, Increase (Decrease), Additional Paid-in Capital (1,213,797)              
Preconfirmation, Other Deferred Compensation 3,440              
Preconfirmation, Accumulated Other Comprehensive Income (Loss) 383              
Preconfirmation, Treasury Stock (3,574)              
Preconfirmation, Retained Earnings (Deficit) (2,252,454)              
Preconfirmation, Stockholders' Equity (1,035,831)              
Preconfirmation, Liabilities and Stockholders' Equity 404,850              
Revaluation of Assets [Member]                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustment, Increase (Decrease), Property and Equipment, Net (55,751)              
Fresh-Start Adjustment, Increase (Decrease), Assets (55,751)              
Revaluation of Liabilities [Member]                
Fresh-Start Adjustment [Line Items]                
Fresh-Start Adjustments, Increase (Decrease), Accounts Payable and Accrued Liabilities (3,455)              
Fresh-Start Adjustment, Increase (Decrease), Current Liabilities (3,455)              
Fresh-Start Adjustment, Increase (Decrease), Deferred Income Tax Assets, Noncurrent $ (80,615)