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Supplemental Oil and Gas Disclosures (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2013
Supplemental Oil and Gas Disclosures (Unaudited) (Tables) |
Costs Incurred in Acquisition, Exploration, and Development Activities Table |
|  | Year Ended December 31,
|  | 2013 |  | 2012 |  | 2011
|  | (In Thousands)
Acquisition |  | $ | — |  |  | $ | — |  |  | $ | 141 |
Exploration |  | — |  |  | — |  |  | — |
Development |  | — |  |  | — |  |  | 5,798 |
Total costs incurred |  | $ | — |  |  | $ | — |  |  | $ | 5,939 |
Results of Operations for Producing Activities Table |
|  | Year Ended December 31,
|  | 2013 |  | 2012 |  | 2011
|  | (In Thousands)
Oil and gas sales revenues |  | $ | 5,560 |  |  | $ | 6,158 |  |  | $ | 81,941 |
Production (lifting) costs |  | 2,637 |  |  | 3,749 |  |  | 33,496 |
Depreciation, depletion, and amortization |  | 37 |  |  | 60 |  |  | 27,640 |
Impairments of properties |  | — |  |  | — |  |  | 15,233 |
Excess decommissioning and abandonment costs |  | 75,313 |  |  | 40,767 |  |  | 78,382 |
Exploration expenses |  | — |  |  | — |  |  | 77 |
Accretion expense |  | 87 |  |  | 979 |  |  | 3,705 |
Dry hole costs |  | — |  |  | — |  |  | (32 | )
Gain on insurance recoveries |  | (5,685 | ) |  | — |  |  | — |
Pretax income (loss) from producing activities |  | (66,829 | ) |  | (39,397 | ) |  | (76,560 | )
Income tax expense (benefit) |  | (23,390 | ) |  | (13,789 | ) |  | (26,797 | )
Results of oil and gas producing activities |  | $ | (43,439 | ) |  | $ | (25,608 | ) |  | $ | (49,763 | )
Reserve Quantity Information Table |
Reserve Quantity Information |  | Oil |  | NGL |  | Gas
|  | (MBbls) |  | (MBbls) |  | (MMcf)
December 31, 2011 |  |  |  |  |  |  |  |  |
Proved developed reserves |  | 95 |  |  | 40 |  |  | 676 |
Proved undeveloped reserves |  | 107 |  |  | 60 |  |  | 480 |
Total proved reserves at December 31, 2011 |  | 202 |  |  | 100 |  |  | 1,156 |
December 31, 2012 |  |  |  |  |  |  |  |  |
Proved developed reserves |  | — |  |  | — |  |  | — |
Proved undeveloped reserves |  | — |  |  | — |  |  | — |
Total proved reserves at December 31, 2012 |  | — |  |  | — |  |  | — |
December 31, 2013 |  |  |  |  |  |  |  |  |
Proved developed reserves |  | — |  |  | — |  |  | — |
Proved undeveloped reserves |  | — |  |  | — |  |  | — |
Total proved reserves at December 31, 2013 |  | — |  |  | — |  |  | — |
|  | Oil |  | NGL |  | Gas
|  | (MBbls) |  | (MBbls) |  | (MMcf)
Total proved reserves at December 31, 2010 |  | 6,772 |  |  | 489 |  |  | 25,585 |
Revisions of previous estimates |  | (88 | ) |  | 22 |  |  | (1,903 | )
Production |  | (612 | ) |  | (88 | ) |  | (3,322 | )
Extensions and discoveries |  | — |  |  | — |  |  | — |
Purchases of reserves in place |  | — |  |  | — |  |  | — |
Sales of reserves in place |  | (5,870 | ) |  | (323 | ) |  | (19,204 | )
Total proved reserves at December 31, 2011 |  | 202 |  |  | 100 |  |  | 1,156 |
Revisions of previous estimates |  | (8 | ) |  | 39 |  |  | (52 | )
Production |  | (23 | ) |  | (39 | ) |  | (311 | )
Extensions and discoveries |  | — |  |  | — |  |  | — |
Purchases of reserves in place |  | — |  |  | — |  |  | — |
Sales of reserves in place |  | (171 | ) |  | (100 | ) |  | (793 | )
Total proved reserves at December 31, 2012 |  | — |  |  | — |  |  | — |
Revisions of previous estimates |  | — |  |  | — |  |  | — |
Production |  | — |  |  | — |  |  | — |
Extensions and discoveries |  | — |  |  | — |  |  | — |
Purchases of reserves in place |  | — |  |  | — |  |  | — |
Sales of reserves in place |  | — |  |  | — |  |  | — |
Total proved reserves at December 31, 2013 |  | — |  |  | — |  |  | — |
Discounted Future Net Cash Flows and Changes in Discounted Future Net Cash Flows Table |
|  | Year Ended December 31,
|  | 2013 |  | 2012 |  | 2011
|  | (In Thousands)
Standardized measure, beginning of year |  | $ | — |  |  | $ | 6,475 |  |  | $ | 133,269 |
Sales, net of production costs |  | — |  |  | (2,409 | ) |  | (48,445 | )
Net change in prices, net of production costs |  | — |  |  | — |  |  | (11,916 | )
Changes in future development and abandonment costs |  | — |  |  | — |  |  | 43,792 |
Development and abandonment costs incurred |  | — |  |  | — |  |  | 25,083 |
Accretion of discount |  | — |  |  | — |  |  | 17,909 |
Net change in income taxes |  | — |  |  | — |  |  | 44,612 |
Purchases of reserves in place |  | — |  |  | — |  |  | — |
Extensions and discoveries |  | — |  |  | — |  |  | — |
Sales of reserves in place |  | — |  |  | (7,918 | ) |  | (198,324 | )
Net change due to revision in quantity estimates |  | — |  |  | — |  |  | (10,814 | )
Changes in production rates (timing) and other |  | — |  |  | 3,852 |  |  | 11,309 |
Subtotal |  | — |  |  | (6,475 | ) |  | (126,794 | )
Standardized measure, end of year |  | $ | — |  |  | $ | — |  |  | $ | 6,475 |

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