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OPERATING SEGMENTS Oil and Gas Operations (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
OPERATING SEGMENTS Oil and Gas Operations Details |  |  |
Oil and Gas Operations Operating revenue | $ 820 | $ 1,489 | $ 1,477
Oil and Gas Operations Operating expenses | 1,183 | 1,233 | 1,213
Oil and Gas Operations Depreciation, depletion and amortization | 617 | 620 | 654
Oil and Gas Operations Impairment of oil and gas properties | 2,717 |  | 200
Oil and Gas Operations Total Operating Expenses | 4,517 | 1,853 | 2,067
Oil and Gas Operations Interest expense | (62) | 91 | 114
Oil and Gas Operations Other income |  | (19) | 29
Oil and Gas Operations Interest income |  |  | 0
Oil and Gas Operations Segment operating income | (3,760) | (474) | (675)
Oil and Gas Operations Assets | $ 7,420 | $ 10,621 | $ 11,859

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- Definition Oil and Gas Operations Other income + References No definition available. + Details
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- Definition Oil and Gas Operations Segment operating income + References No definition available. + Details
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