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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

X

- 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

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