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Capitalization of Exploratory Well Costs (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | |
|---|---|---|---|---|---|
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Dec. 31, 2012
|
Dec. 31, 2012
Number of development options [Member]
OptionPlan
|
Dec. 31, 2012
Etame Marin [Member]
Track
m
|
Jun. 30, 2012
North Tchibala [Member]
|
Dec. 31, 2012
Mutamba Iroru [Member]
Track
|
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| Capitalization of Exploratory Well Costs (Textual) [Abstract] | |||||
| Number of side tracks | 2 | 3 | |||
| Area of sand of oil | 5 | ||||
| Capitalization on development plan | $ 5.9 | $ 8.1 | |||
| Number of development options | 2 | ||||
| X | ||||||||||
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- Definition
Area of sand of oil. No definition available.
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| X | ||||||||||
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- Definition
Business development options number. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Number of side tracks. No definition available.
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| X | ||||||||||
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- Definition
Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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