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Asset Impairments (Tables)

9 Months Ended

Sep. 30, 2012

Details of Impairment of Long-Lived Assets Held and Used by Asset [Table Text Block]

Pre-tax (non-cash) asset impairment charges were as follows:



	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
(millions)
South Raton (Deepwater Gulf of Mexico)	$	—	$	—	$	34	$	—
Piceance (Onshore US)	—		—		39		—
East Texas (Onshore US)	—		—		—		116
Other (Onshore US)	—		—		—		21
Total	$	—	$	—	$	73	$	137

- Definition

Tabular disclosure for impairment of long-lived assets held and used by an entity which includes a description of the impaired long-lived asset and facts and circumstances leading to the impairment, aggregate amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported.

+ References+ Details