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Impairments (Tables)

3 Months Ended

Mar. 31, 2016

Asset Impairment Charges [Abstract]

Details of Impairment of Long-Lived Assets Held and Used by Asset

A summary of our impairments of fixed assets by asset class and other charges for the Current Quarter and the Prior Quarter is as follows:

		Three Months Ended March 31,
		2016				2015
		($ in millions)
Natural gas compressors		$	20			$	—
Buildings and land		7				—
Other		11				4
Total impairments of fixed assets and other		$	38			$	4

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- References

No definition available.

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- 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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64862545&loc=d3e2921-110230

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.CC)
-URI http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742

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