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INCOME TAXES (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Current income tax expense (benefit) [Abstract] |  |  |
Federal | $ 0 | $ 0 | $ (104,000)
State | 0 | 0 | 0
Total current income tax expense (benefit) | 0 | 0 | (104,000)
Deferred income tax expense (benefit) |  |  |
Federal | (1,093,000) | (3,316,000) | (1,543,000)
State | (64,000) | (195,000) | (91,000)
Total deferred income tax expense (benefit) | (1,157,000) | (3,511,000) | (1,634,000)
Effective income tax reconciliation [Abstract] |  |  |
Federal statutory income tax rate | (4,164,000) | (2,828,000) | (853,000)
State income taxes, net of federal benefit | (245,000) | (166,000) | (50,000)
Incentive stock options | 12,000 | 246,000 | 258,000
Percent depletion carryover | (177,000) | (807,000) | (1,067,000)
Valuation allowance | 3,512,000 | 0 | 0
Other | (95,000) | 44,000 | (26,000)
Income tax expense (benefit) | (1,157,000) | (3,511,000) | (1,738,000)
Deferred tax assets [Abstract] |  |  |
Net operating loss | 2,899,000 | 2,547,000 |
Derivative instruments | (170,000) | 215,000 |
Asset retirement obligation | 247,000 | 184,000 |
Stock based compensation | 313,000 | 288,000 |
Deferred compensation | 382,000 | 357,000 |
Alternative minimum tax credit | 706,000 | 706,000 |
Contribution carryover | 37,000 | 28,000 |
Equity investments | (91,000) | 37,000 |
Percentage depletion carryover | 2,100,000 | 1,924,000 |
Total deferred tax assets | 6,423,000 | 6,286,000 |
Deferred tax liabilities [Abstract] |  |  |
Property and equipment | (2,854,000) | (7,385,000) |
Marketable securities | (57,000) | (44,000) |
Total deferred tax liabilities | (2,911,000) | (7,429,000) |
Net deferred tax assets (liabilities) | 3,512,000 | (1,143,000) |
Less: Valuation Allowance | (3,512,000) | 0 |
Deferred tax liability | 0 | (1,143,000) |
Increase in deferred tax assets | 137,000 |  |
Decrease in deferred tax liability | 4,500,000 |  |
Decrease in net deferred tax liabilities | 4,700,000 |  |
Operating Loss Carryforwards [Line Items] |  |  |
Net operating loss carryovers | 6,900,000 |  |
Tax deductions for compensation expense |  | 2,600,000 |
Net operating loss carry back period | 2 years |  |
Net operating loss carry forward period | 20 years |  |
Adjustments for uncertain tax positions |  | 0 |
Penalties and interest accrued related to uncertain tax positions |  | 0 |
Federal [Member] |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Net operating loss carryovers |  | $ 9,500,000 |

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- Definition The component of income tax expense for the period representing amounts of income taxes paid or payable (or refundable) for the period for all income tax obligations as determined by applying the provisions of relevant enacted tax laws to relevant amounts of taxable Income or Loss from continuing and discontinued operations. + References No definition available. + Details
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