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Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Condensed Consolidated Statements Of Operations [Abstract] |  |  |  |
Revenues | $ 5,230 | $ 4,785 | $ 10,196 | $ 8,447
Cost and expenses |  |  |  |
Production costs and taxes | 2,006 | 1,678 | 3,768 | 3,202
Depreciation, depletion, and amortization | 904 | 666 | 1,657 | 1,237
General and administrative | 600 | 719 | 1,359 | 1,242
Total cost and expenses | 3,510 | 3,063 | 6,784 | 5,681
Net income from operations | 1,720 | 1,722 | 3,412 | 2,766
Other income (expense) |  |  |  |
Interest expense | (206) | (164) | (394) | (309)
Gain (loss) on derivatives | 15 | 60 | (105) | (306)
Gain on sale of assets | 33 | 8 | 67 | 11
Total other income (expenses) | (158) | (96) | (432) | (604)
Income before income tax | 1,562 | 1,626 | 2,980 | 2,162
Income tax expense | (475) | (649) | (1,020) | (831)
Net income | $ 1,087 | $ 977 | $ 1,960 | $ 1,331
Net income per share |  |  |  |
Basic and diluted | $ 0.02 | $ 0.02 | $ 0.03 | $ 0.02
Shares used in computing earnings per share |  |  |  |
Basic | 60,763,237 | 60,687,413 | 60,750,325 | 60,687,413
Diluted | 61,214,257 | 60,761,140 | 61,236,066 | 60,761,881

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- Definition Cost incurred related to the upstream oil and gas activities, such as the exploration, development, and production of crude petroleum and natural gas and all taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax. + References No definition available. + Details
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