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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Marketable Securities [Abstract] |  |  |
Unrealized gains in the marketable securities | $ 159,000 | $ 122,000 |
Accounts Receivable [Abstract] |  |  |
Bad debt expense related to multifamily housing project | 13,000 | 56,000 |
Reserve for uncollectable receivables | 0 | 0 |
Oil & Gas properties [Abstract] |  |  |
Unproved | 9,169,000 | 17,098,000 |
Wells in progress | 0 | 2,909,000 |
Proved | 119,919,000 | 99,496,000 |
Oil & Gas properties | 129,088,000 | 119,503,000 |
Less accumulated depreciation depletion and amortization | (43,454,000) | (28,561,000) |
Net book value | 85,634,000 | 90,942,000 |
Mining properties | 20,739,000 | 20,739,000 |
Building, land and equipment | 8,469,000 | 8,474,000 |
Less accumulated depreciation | (4,034,000) | (3,746,000) |
Net book value | 4,435,000 | 4,728,000 |
Net properties and equipment | 110,808,000 | 116,409,000 |
Oil and Gas Properties [Abstract] |  |  |
Capitalized costs excluded from amortized cost pool | 9,169,000 | 20,007,000 |
Capitalized costs related to unevaluated properties included in the amortization base | 0 | 0 |
Period after which costs will be added to the full cost amortization pool for properties | 2 years |  |
Percentage of discount used for future net revenue (in hundredths) | 10.00% |  |
Period for calculating unescalated average prices prior to the end of reporting period | 12 months |  |
Number of cost centers for quarterly ceiling test for oil and gas | 1 |  |
Price per barrel for oil at ceiling test (in dollars per barrel) | 94.71 |  |
Price for natural gas at ceiling test (dollars per MMbtu) | 2.757 |  |
Proved property impairments | 5,189,000 | 0 | 0
Mineral Properties [Abstract] |  |  |
Costs associated with Mount Emmons beginning of year | 20,739,000 |  |
Development costs | 0 | 0 | 0
Costs at the end of the period | 20,739,000 | 20,739,000 |
Reconciliation of total liability for asset retirement obligations [Roll Forward] |  |  |
Beginning asset retirement obligation | 510,000 | 303,000 |
Accretion of discount | 34,000 | 23,000 |
Liabilities incurred | 142,000 | 187,000 |
Liabilities sold | 0 | (3,000) |
Ending asset retirement obligation | 686,000 | 510,000 | 303,000
Long Lived Assets Held-for-sale [Line Items] |  |  |
Assets held for sale | 17,051,000 | 22,600,000 |
Revenue Recognition [Abstract] |  |  |
Period of payment received after date of production, minimum | 30 days |  |
Period of payment received after date of production, maximum | 90 days |  |
Assumptions [Line Items] |  |  |
Risk free interest rate, minimum (in hundredths) | 0.82% |  |
Risk free interest rate (in hundredths) |  | 1.77% | 2.24%
Risk free interest rate, maximum (in hundredths) | 1.41% |  |
Expected lives | 5 years | 6 years | 6 years
Expected volatility, minimum (in hundredths) | 61.87% |  |
Expected volatility (in hundredths) |  | 59.64% | 63.79%
Expected volatility, maximum (in hundredths) | 63.59% |  |
Expected dividend yield (in hundredths) | 0.00% | 0.00% | 0.00%
Earnings Per Share [Abstract] |  |  |
Shares held by the ESOP (in shares) | 824,123 | 684,643 | 685,382
Options and warrants excluded from computation of earnings per share (in shares) | 0 | 486,371 | 994,067
Stock Options [Member] |  |  |
Assumptions [Line Items] |  |  |
Risk free interest rate, minimum (in hundredths) | 0.82% |  |
Risk free interest rate (in hundredths) |  | 1.77% | 2.24%
Risk free interest rate, maximum (in hundredths) | 1.41% |  |
Expected lives |  | 6 years | 6 years
Expected volatility, minimum (in hundredths) | 61.87% |  |
Expected volatility (in hundredths) |  | 59.64% | 63.79%
Expected volatility, maximum (in hundredths) | 63.59% |  |
Expected dividend yield (in hundredths) | 0.00% | 0.00% | 0.00%
Remington Village [Member] |  |  |
Long Lived Assets Held-for-sale [Line Items] |  |  |
Assets held for sale | 15,167,000 | 18,132,000 |
Corporate Aircraft and Facilities [Member] |  |  |
Long Lived Assets Held-for-sale [Line Items] |  |  |
Assets held for sale | 1,884,000 | 4,468,000 |
Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 3 years |  |
Assumptions [Line Items] |  |  |
Expected lives | 5 years |  |
Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 45 years |  |
Assumptions [Line Items] |  |  |
Expected lives | 6 years |  |
Maximum [Member] | Stock Options [Member] |  |  |
Assumptions [Line Items] |  |  |
Expected lives | 6 years |  |
Mt. Emmons Property [Member] |  |  |
Oil & Gas properties [Abstract] |  |  |
Mining properties | 20,739,000 | 20,739,000 |
Mineral Properties [Abstract] |  |  |
Costs associated with Mount Emmons beginning of year | 20,739,000 | 21,077,000 |
Development costs | 0 | 16,000 |
Option payment from Thompson Creek | 0 | (354,000) |
Costs at the end of the period | 20,739,000 | 20,739,000 |
Mining Properties [Member] |  |  |
Reconciliation of total liability for asset retirement obligations [Roll Forward] |  |  |
Ending asset retirement obligation | 162,000 | 149,000 |
Oil and Gas Wells [Member] |  |  |
Reconciliation of total liability for asset retirement obligations [Roll Forward] |  |  |
Ending asset retirement obligation | $ 524,000 | $ 361,000 |
Machinery and Equipment [Member] | Office Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 3 years |  |
Machinery and Equipment [Member] | Office Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 5 years |  |
Machinery and Equipment [Member] | Aircraft [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 15 years |  |
Machinery and Equipment [Member] | Field Tools and Hand Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 5 years |  |
Machinery and Equipment [Member] | Field Tools and Hand Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 7 years |  |
Machinery and Equipment [Member] | Vehicles and Trucks [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 3 years |  |
Machinery and Equipment [Member] | Vehicles and Trucks [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 7 years |  |
Machinery and Equipment [Member] | Heavy Equipment [Member] | Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 7 years |  |
Machinery and Equipment [Member] | Heavy Equipment [Member] | Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 10 years |  |
Buildings and Improvements [Member] | Service Buildings [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 20 years |  |
Buildings and Improvements [Member] | Corporate Headquarter Building [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Estimated useful lives | 45 years |  |
Standard Steam Trust LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest (in hundredths) | 19.54% |  |

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- Definition The expense recorded to reduce the value of oil and gas assets consisting of proved properties and unproved properties as the estimate of future successful production from these properties is reduced. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 19 -Paragraph 27, 28, 29 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 35 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6475018&loc=d3e66150-109466 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 + Details
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- Definition Before tax amount of the appreciation (loss) in the value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 + Details
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