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Commitments And Contingencies (Details) (USD $)
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0 Months Ended | 0 Months Ended | 36 Months Ended | 0 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 11, 1997
wells
Y
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Sep. 30, 2012
wells
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Dec. 31, 2011
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Apr. 20, 2009
Louisiana Department of Revenue Tax Litigation [Member]
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Dec. 31, 2007
Louisiana Department of Revenue Tax Litigation [Member]
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Dec. 31, 2010
Louisiana Department of Revenue Tax Litigation [Member]
lawsuit
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Nov. 30, 2006
Cudd Pressure Control Litigation [Member]
defendant
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Jul. 05, 2012
Cudd Pressure Control Litigation [Member]
Royalty Fee [Member]
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Jul. 05, 2012
Cudd Pressure Control Litigation [Member]
Minimum [Member]
Attorney Fees [Member]
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Jul. 30, 2012
Reed Litigation [Member]
defendant
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Dec. 07, 2010
Reed Litigation [Member]
defendant
plaintiff
acre
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Jul. 30, 2012
Reed Litigation [Member]
Individual [Member]
plaintiff
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Jul. 30, 2012
Reed Litigation [Member]
Limited Liability Company [Member]
plaintiff
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| Commitments [Line Items] | |||||||||||||
| Percentage of interest in WCBB | 50.00% | ||||||||||||
| Contribution to plugging and abandonment trust per month | $ 18,000 | ||||||||||||
| Annual minimum wells to be plugged | 20 | ||||||||||||
| Tenure of minimum wells to be plugged, years | 20 | ||||||||||||
| Number of wells plugged | 354 | ||||||||||||
| Plugging and abandonment escrow account on the WCBB properties (Note 10) | 3,113,000 | 3,121,000 | |||||||||||
| Alleged severance tax underpayment | 1,800,000 | ||||||||||||
| Lawsuits filed value | $ 2,275,729 | $ 11,800,000 | $ 450,000 | ||||||||||
| Loss Contingency, Pending Claims, Number | 2 | ||||||||||||
| Loss Contingency, Damages Sought, Percentage of Final Judgement | 10.00% | ||||||||||||
| Loss Contingencies, Number of Plaintiffs | 4 | 6 | 1 | ||||||||||
| Loss Contingency, Increase (Decrease) Number of Defendants | 6 | ||||||||||||
| Loss Contingency, Number of Defendants | 6 | 15 | 21 | ||||||||||
| Original number of acreage in litigation | 240 | ||||||||||||
| Amended number of acreage in litigation | 1,700 | ||||||||||||