Property Acquisition and Operating Leases (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | 1 Months Ended | |||||||
---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2012
|
Dec. 31, 2011
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Sep. 30, 2012
Northern portion of Midland Basin [Member]
acre
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Feb. 28, 2012
Northern portion of Midland Basin [Member]
Borden County Acreage Purchase [Member]
acre
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Jul. 05, 2012
Property Acquisitions [Member]
Southern Reagan County, Texas [Member]
acre
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Sep. 30, 2012
Property Acquisitions [Member]
Northern portion of Midland Basin [Member]
acre
|
Sep. 30, 2012
Horizontal Drilling Rig [Member]
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Sep. 30, 2012
Horizontal Drilling Rig [Member]
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Feb. 28, 2011
Horizontal Drilling Rig [Member]
Permian Basin [Member]
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Sep. 30, 2012
Horizontal Drilling Rig [Member]
Early Termination Provision if Sub Lessor is Found [Member]
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Property | ||||||||||
Contracted drilling rig, term (in years) | 2 years | |||||||||
Operating lease payments | $ 2,327 | $ 4,283 | ||||||||
Operating Leases, Future Minimum Payments Due | ||||||||||
Lease payments in 2012 | 6,611 | 6,611 | 4,434 | |||||||
Lease payments in 2012 in remainder of fiscal year | 2,328 | 2,328 | 1,689 | |||||||
Lease payments in 2013 | 9,234 | 9,234 | 5,475 | |||||||
Lease payments in 2014 | 2,619 | 2,619 | 1,350 | |||||||
Acquired acreage, undeveloped, gross (in acreas) | 8,375 | 16,020 | 2,319 | |||||||
Acquired acreage, undeveloped, net (in acres) | 5,940 | 14,470 | 1,762 | 1,024 | ||||||
Business Acquisition, Cost of Acquired Entity, Purchase Price | 4,133 | 15,000 | 12,000 | 717 | ||||||
Unevaluated property balance | $ 45,672 | $ 2,603 |
X | ||||||||||
- Definition
Gas and Oil, Contracted drilling rig, term No definition available.
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X | ||||||||||
- Definition
Operating Lease Payments No definition available.
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X | ||||||||||
- Definition
Operating Leases, Future Minimum Payments Due, Remainder of Fiscal Year No definition available.
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X | ||||||||||
- Definition
The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Lease area in which a working interest is owned and on which wells have not been drilled or completed to a point that would permit the production of commercial quantities of oil and gas regardless of whether or not such area contains proved reserves. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Fractional interest owned based on working interests or other economic arrangements of lease area on which wells have not been drilled or completed to a point that would permit the production of commercial quantities of oil and gas regardless of whether or not such area contains proved reserves. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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X | ||||||||||
- Definition
Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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