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Segment Reporting	12 Months Ended
	Dec. 31, 2015
Segment Reporting [Abstract]
Segment Reporting	11. Segment Reporting As a result of the Transaction Solitario operates in one segment, mineral exploration. The assets and liabilities as of December 31, 2014 related to MH-LLC and sold in the Transaction are shown as discontinued operations as detailed above under “Recent Developments” in Note 1, “Business and Summary of Significant Accounting Policies.”

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The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.

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