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DISCONTINUED OPERATIONS (Details Narrative) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Feb. 29, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) $ / shares shares | Jun. 30, 2016 USD ($) $ / shares shares | Jun. 30, 2015 USD ($) | Dec. 31, 2015 USD ($) $ / shares shares | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2015 £ / shares | Dec. 31, 2014 £ / shares | Dec. 31, 2013 £ / shares
Aggregate annual expenses |  |  |  | $ 4,000 |  |  |  |  |  |  |
Market price (in pounds per share) | $ / shares |  |  |  | $ 1.70 |  |  |  |  |  |  |
Impairment charge |  |  |  |  | $ 22,620 |  |  |  |  |  |
Preferred shares authorized | shares |  |  | 100,000 | 100,000 |  | 100,000 |  |  |  |  |
Adjusted liquidation preference value |  |  |  | $ 2,034 |  |  |  |  |  |  |
Common stock, issued | shares |  |  | 4,699,956 | 4,704,267 |  | 4,699,956 |  |  |  |  |
Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Aggregate annual expenses | $ 3,000 |  |  |  |  |  |  |  |  |  |
Series A Convertible Preferred Stock Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Adjusted liquidation preference per share | $ / shares |  |  |  | $ 62 |  |  |  |  |  |  |
Adjusted liquidation preference value |  |  |  | $ 2,034 |  |  |  |  |  |  |
Common stock issued upon conversion | shares |  |  |  | 678,009 |  |  |  |  |  |  |
Freeport-McMoRan Inc. [Member] | Series A Convertible Preferred Stock Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Adjusted liquidation preference value |  | $ 2,000 |  |  |  |  |  |  |  |  |
Convertible preferred stock | shares |  |  | 13.33 |  |  | 13.33 |  |  |  |  |
Common stock, issued | shares |  |  | 666,667 |  |  | 666,667 |  |  |  |  |
Common stock issued upon conversion | shares |  |  |  | 793,000 |  |  |  |  |  |  |
Cash consideration paid |  | $ 1,999 |  |  |  |  |  |  |  |  |
Freeport-McMoRan Inc. [Member] | Series A Convertible Preferred Stock Purchase Agreement [Member] | Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Shares issued | shares |  |  | 50,000 |  |  | 50,000 |  |  |  |  |
Decription of transfer property |  |  |  | (i) MEM accepting the transfer of the Property and replacing the Company as the permittee and operator of the WTP, and (ii) the payment of approximately $1 to the Company. The Series A Purchase Agreement contains customary representations and warranties on the part of the Company. As contemplated by the Acquisition Agreement and the Series A Purchase Agreement and as approved by the Company’s Board of Directors, the Company filed with the Secretary of State of the State of Wyoming Articles of Amendment containing a Certificate of Designations with respect to the Preferred Stock (the “Certificate of Designations”). |  |  |  |  |  |  |
Preferred shares authorized | shares |  |  | 50,000 |  |  | 50,000 |  |  |  |  |
Percentage of dividend rate |  |  |  | 12.25% |  |  |  |  |  |  |
Adjusted liquidation preference per share | $ / shares |  |  | $ 40 |  |  | $ 40 |  |  |  |  |
Adjusted liquidation preference value |  |  | $ 2,000 |  |  | $ 2,000 |  |  |  |  |
Freeport-McMoRan Inc. [Member] | Investor Rights Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Percentage of outstanding shares acquire |  |  | 16.86% |  |  | 16.86% |  |  |  |  |
Mt. Emmons Molybdenum Mining Properties [Member] | Freeport-McMoRan Inc. [Member] |  |  |  |  |  |  |  |  |  |  |
Impairment charge |  |  | $ 22,620 |  |  |  |  |  |  |  |
Water Treatment Plant [Member] | Mt. Emmons Molybdenum Mining Properties [Member] |  |  |  |  |  |  |  |  |  |  |
Aggregate annual expenses |  |  |  |  |  | $ 3,000 | $ 3,000 | $ 3,000 |  |  |
Water Treatment Plant [Member] | Mt. Emmons Molybdenum Mining Properties [Member] | United Kingdom, Pounds [Member] |  |  |  |  |  |  |  |  |  |  |
Market price (in pounds per share) | £ / shares |  |  |  |  |  |  |  |  | £ 5 | £ 11 | £ 11

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