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SIGNIFICANT CONCENTRATIONS (Details Narrative) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Concentration Risk [Line Items] |  |
Payable to major operator | $ 2,710 | $ 4,159
Oil And Gas Sales [Member] | Operator B [Member] |  |
Concentration Risk [Line Items] |  |
Operator liability & overpayments | 2,710 |
Payable to major operator | $ 2,710 |

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