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Business and Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Aug. 25, 2015
Aug. 05, 2015
Accounting Policies [Abstract]            
Total cash proceeds for sale of discontinued operations         $ 30,000  
Solitario portion of proceeds from sale of discontinued operations         24,000  
Ely Gold portion of cash proceeds from sale of discontinued operations         6,000  
Professional service fees for sale of discontinued operations         $ 439  
Repayment of RMB Loan $ 5,000          
Interest paid on RMB Loan $ 7          
Extension fee RMB Loan           $ 50
Potentially dilutive shares related to outstanding common stock options 3,748,000 3,748,000 1,758,000 1,758,000    
Warrants issued to RMBAH to acquire shares 1,624,748 1,624,748 1,624,748 1,624,748