Liquidity (Details) |
12 Months Ended |
|---|---|
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Dec. 31, 2017
item
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| Minimum [Member] | |
| Liquidity And Going Concern [Line Items] | |
| Number of planned wells to be drilled in the next twelve months | 2 |
| Maximum [Member] | |
| Liquidity And Going Concern [Line Items] | |
| Number of planned wells to be drilled in the next twelve months | 3 |
| X | ||||||||||
- Definition Liquidity And Going Concern [Line Items] No definition available.
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| X | ||||||||||
- Definition Number Of Planned Wells To Be Drilled In the Next Twelve Months No definition available.
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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