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重大会计政策摘要-叙述性（详情）（美元）
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12 Months Ended | |||
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Dec. 31, 2013
purchaser
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Summary Of Significant Accounting Policies [Line Items] | ||||
| Number of purchasers | 1 | |||
| Accounts receivable, collection period | 30 days | |||
| Conversion ratio, gas to barrels of oil | 6 | |||
| 不包括摊销的石油和天然气资产的资本化成本 | $ 950,590,000 | $ 626,295,000 | ||
| Cumulative translation adjustment | (9,781,000) | 2,442,000 | 1,087,000 | 2,952,000 |
| Gas balancing payable | $ 0 | $ 400,000 | ||
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Minimum [Member]
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| Summary Of Significant Accounting Policies [Line Items] | ||||
| Useful life | 3 years | |||
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Maximum [Member]
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| Summary Of Significant Accounting Policies [Line Items] | ||||
| Useful life | 30 years |
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- Definition
Accounts Receivable, Collection Period No definition available.
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- Definition
Conversion Ratio, Gas To Barrels Of Oil No definition available.
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- Definition
Number Of Purchasers No definition available.
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- Details
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- Definition
Accumulated adjustment, net of tax, 这体育平台是由于将子公司财务报表和外国股权投资从报告实体的职能货币转换为报告货币的过程造成的, 扣除已实现外币折算损益后的净额. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The sum of the capitalized costs incurred, as of the balance sheet date, 不包括购置成本在内的未经证实的资产, exploration costs, development costs, and production costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
当生产过剩的开采权益所有者出售的天然气超过其所有权百分比时，欠产开采权益所有者应支付的债务的资产负债表日的账面价值. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Useful life of long lived, 用于正常经营活动而不打算转售的实物资产, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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