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Mineral Properties (Details Narrative) (USD $) | 12 Months Ended
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Notes to Financial Statements |  |  |
SERC Initial Contribution for 10% Interest MHLLC |  |  | $ 300,000
DHI Initial Contribution for 90% Interest MHLLC |  |  | 3,000,000
Augusta Debt Assumed by MHLLC |  |  | 3,066,000
Solitario Interest MHLLC if Future Payments Not Made |  |  | 0.49
DHI Interest in MHLLC if Solitario Future Payments Not Made |  |  | 0.51
Loan from Solitario to DHI for Costs Subsequent to Completion of Feasibility at 8% | 127,000 |  |
DHI Repayment to Solitario | 131,000 |  |
DHI Distribution to Members | 2,500,000 |  |
Solitario Portion DHI Distribution | 2,000,000 |  |
Received from DHI to Repay Portion of Prior Loan | 500,000 |  |
Accrued Interest from DHI Forgiven | 35,000 |  |
Accrued Interest from DHI | 17,000 |  |
Net Interest from DHI Recorded | 18,000 |  |
Buy Down Production Royalty Payment to Centennial Minerals Due on Date of Commencement of Commercial Production | 5,000,000 |  |
Payment Obligation to Centennial Minerals Prior to Modification of Agreement | 3,500,000 |  |
Additional Payment Obligation to Centennial Minerals Prior to Modification of Agreement | 1,500,000 |  |
MHLLC Capitalized Costs | 3,129,000 |  |
Portion of MHLLC Capitalized Costs Attributed to Lease Payments | 325,000 |  |
Capitalized Advance Royalty Payments | 300,000 |  |
Mineral Property Write Downs | $ 31,000 | $ 10,000 |

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