根据第13和15(d)条提交的年度报告

财产及设备 (Summary Of Oil And Gas Properties Not Subject To Amortization) (Details)

v2.4.0.8
财产及设备 (Summary Of Oil And Gas Properties Not Subject To Amortization) (Details) (USD $)
除非另有说明,单位为千
12个月结束 142个月结束
12月. 31, 2013
12月. 31, 2012
12月. 31, 2011
12月. 31, 2010
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
收购成本 $ 342,857 $ 493,981 $ 106,704 $ 1,068
收购成本合计 944,610      
勘探成本 0 0 0 0
勘探总成本 0      
开发成本 0 0 0 0
开发成本,总计 0      
资本化利息 5,980 0 0 0
资本化利息,总计 5,980      
总石油和天然气资产不受摊销 348,837 493,981 106,704 1,068
总石油和天然气财产不受摊销,总 950,590 626,295    
科罗拉多(成员)
       
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
总石油和天然气财产不受摊销,总 6,054      
肯(成员)
       
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
总石油和天然气财产不受摊销,总 295      
南路易斯安那州[成员]
       
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
总石油和天然气财产不受摊销,总 542      
俄亥俄州(成员)
       
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
总石油和天然气财产不受摊销,总 943,654      
其他(成员)
       
Capitalized Costs of Unproved Properties Excluded from Amortization [Line Items]        
总石油和天然气财产不受摊销,总 $ 45