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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%