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Supplemental Information On Oil And Gas Exploration And Production Activities (Costs Incurred In Oil And Gas Property Acquisition And Development Activities) (Details) (USD $)
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12 Months Ended | ||
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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| Supplemental Information On Oil And Gas Exploration And Production Activities [Abstract] | |||
| Acquisition | $ 119,522,000 | $ 17,627,000 | $ 1,885,000 |
| Development of proved undeveloped properties | 123,489,000 | 64,652,000 | 28,652,000 |
| Exploratory | 3,994,000 | 502,000 | |
| Recompletions | 17,259,000 | 16,917,000 | 8,980,000 |
| Capitalized asset retirement obligation | 1,390,000 | 1,328,000 | 361,000 |
| Total | $ 265,654,000 | $ 100,524,000 | $ 40,380,000 |
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- Definition
Costs incurred for the recompletion of oil and gas wells No definition available.
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- Definition
Total costs incurred in oil and gas properties acquisition and development activities No definition available.
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- Definition
Cost incurred, including capitalized costs and costs charged to expense, in acquisition of oil and gas properties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of asset retirement obligations (ARO) costs incurred (whether capitalized or charged to expense) during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Development costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Exploration costs incurred, including capitalized costs and costs charged to expense, in oil and gas activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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