ASSET RETIREMENT OBLIGATION (Tables) |
9 Months Ended | ||||||||||||||||||||||||||
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Sep. 30, 2016 | |||||||||||||||||||||||||||
| Asset Retirement Obligation Disclosure [Abstract] | |||||||||||||||||||||||||||
| Schedule of Asset Retirement Obligations [Table Text Block] |
The asset retirement obligation incurred at the time of drilling was computed using the annual credit-adjusted risk-free discount rate at the applicable dates. Changes in the asset retirement obligation were as follows:
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