ASSET RETIREMENT OBLIGATION (Tables) |
6 Months Ended | ||||||||||||||||||||||||||
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Jun. 30, 2017 | |||||||||||||||||||||||||||
| Asset Retirement Obligation Disclosure [Abstract] | |||||||||||||||||||||||||||
| Schedule of Asset Retirement Obligations [Table Text Block] |
Changes in the asset retirement obligation were as follows:
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- References No definition available.
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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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