Supplemental Information On Oil And Gas Exploration And Production Activities (Capitalized Costs Related To Oil And Gas Producing Activities) (Details) (USD $)
除非另有说明,单位为千 |
12月. 31, 2012
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12月. 31, 2011
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Oil and Gas Exploration and Production Industries Disclosures [Abstract] | ||
证明了属性 | $ 984,795 | $ 897,130 |
未经证实的属性 | 626,295 | 132,912 |
总资本化成本 | 1,611,090 | 1,030,042 |
Accumulated depreciation, 损耗, amortization and impairment reserve | (661,442) | (571,213) |
净资本化成本 | $ 949,648 | $ 458,829 |
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——定义
累计折旧金额, 损耗, amortization and valuation allowance relating to oil and gas producing activities. 参考文献1:http://www.xbrl.org/2003/role/presentationRef
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——定义
The sum of capitalized costs relating to oil and gas producing activities before accounting for accumulated depreciation. 参考文献1:http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
——定义
Net amount of capitalized costs relating to oil and gas producing activities. 参考文献1:http://www.xbrl.org/2003/role/presentationRef
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——定义
Capitalized costs of proved properties incurred for any combination mineral interests acquisitions; wells and related equipment; support equipment and facilities; and uncompleted wells and equipment and other costs not previously disclosed within this table. 参考文献1:http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
——定义
Capitalized costs of unproved properties incurred for any combination mineral interests acquisitions and other costs not previously disclosed within this table. 参考文献1:http://www.xbrl.org/2003/role/presentationRef
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——细节
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