Annual report pursuant to Section 13 and 15(d)

所得税 (Schedule Of Deferred Tax Assets And Liabilities) (Details)

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所得税 (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
12月. 31, 2012
12月. 31, 2011
12月. 31, 2010
所得税披露[摘要]      
净经营亏损结转 $ 1,513 $ 40,880 $ 20,967
油气属性基础差异 0 0 32,054
FASB ASC 718补偿费用 762 520 347
对转口实体的投资 0 78 722
AMT信贷 1,643 1,000 693
Non-oil and gas property basis difference 0 103 279
慈善捐款结转 5 3 0
套期保值活动未实现利得 3,836 0 0
外国税收抵免结转 2,074 0 0
国家净经营亏损结转 4,315 6,410 0
递延税项资产合计 14,148 48,994 55,062
Valuation allowance for deferred tax assets (4,629) (12,347) (54,434)
Deferred tax assets, net of valuation allowance 9,519 36,647 628
油气属性基础差异 15,049 35,637 0
对转口实体的投资 3,618 0 0
Non-oil and gas property basis difference 227 0 0
Investment in nonconsolidated affiliates 9,232 0 0
套期保值活动未实现利得 0 10 0
递延所得税负债合计 28,126 35,647 0
递延所得税资产（负债）净额 $ (18,607) $ 1,000 $ 628