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Acquisitions and Divestitures (Narrative) (Detail) (USD $)
In Millions, unless otherwise specified |
0 Months Ended | 12 Months Ended | |||
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May 15, 2012
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Jun. 30, 2012
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May 11, 2011
Yellow Rose Properties
acre
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Jun. 30, 2012
Fairway Properties
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Aug. 10, 2011
Fairway Properties
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| Business Acquisition [Line Items] | |||||
| Percentage of non-operating working interest sold | 40.00% | ||||
| Proceeds from sale of non-operating working interest | $ 30.5 | ||||
| Reversal of asset retirement obligation | 4.0 | ||||
| Number of acres of oil and gas leasehold interests acquired, gross | 24,500 | ||||
| Number of acres of oil and gas leasehold interests acquired, net | 21,900 | ||||
| Percentage of working interest include in producing interest | 64.30% | ||||
| Purchase price reduced | $ 3.7 |
| X | ||||||||||
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- Details
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- Definition
Asset Retirement Obligation Reversal Related To Sale Of Facilities No definition available.
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| X | ||||||||||
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- Definition
Business Acquisition Purchase Price Adjustment No definition available.
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| X | ||||||||||
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- Definition
Non-Operating Working Interest, Percentage Sold No definition available.
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| X | ||||||||||
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- Definition
Number Of Acres Of Oil And Gas Leasehold Interests Acquired, Gross No definition available.
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| X | ||||||||||
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- Definition
Number Of Acres Of Oil And Gas Leasehold Interests Acquired, Net No definition available.
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| X | ||||||||||
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- Definition
Percentage Of Working Interest Include In Producing Interest No definition available.
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| X | ||||||||||
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- Definition
Proceed From Sale Of Non-Operating Working Interest No definition available.
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