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OIL AND GAS PRODUCING ACTIVITIES (Details 1) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Unproved leasehold costs | $ 4,664 | $ 5,664
Unproved Properties Capitalized Costs 2010 [Member] |  |
Unproved leasehold costs |  |
Unproved Properties Capitalized Costs 2011 [Member] |  |
Unproved leasehold costs | 2,686 | 2,686
Unproved Properties Capitalized Costs 2012 [Member] |  |
Unproved leasehold costs | 267 | 267
Unproved Properties Capitalized Costs 2013 [Member] |  |
Unproved leasehold costs | 525 | 1,525
Unproved Properties Capitalized Costs 2014 [Member] |  |
Unproved leasehold costs | 1,153 | 1,153
Unproved Properties Capitalized Costs 2015 [Member] |  |
Unproved leasehold costs | 33 | $ 33
Unproved Properties Capitalized Costs 2016 [Member] |  |
Unproved leasehold costs | $ 0 |

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- Definition Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Properties -URI http://asc.fasb.org/extlink&oid=21914647 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61901-109447 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -Glossary Unproved Properties -URI http://asc.fasb.org/extlink&oid=6527831 + Details
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