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Commitments and Contingencies (Details Narrative) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Oct. 16, 2015
Commitments and contingencies        
Property Rentals $ 805,000      
Property Rental Payments Reimbursable by Joint Venture Partners 777,000      
Total Rent Expense for Offices in Nevada Peru and Mexico   61,000 55,000  
Minimum Rent Payments Due for Wheat Ridge, CO Office       $ 73,000