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Asset Impairment Expense (Tables)

12 Months Ended

Dec. 31, 2013

Impairment or Disposal of Tangible Assets Disclosure [Abstract]

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

		Year Ended December 31,
		2013				2012				2011
		(in millions)
Beaver Valley		46				—				—
Conesville (DP&L)		26				—				—
Itabo (San Lorenzo)		16				—				—
U.S. wind turbines and projects		—				41				116
Kelanitissa		—				19				42
St. Patrick		—				11				—
Other		7				2				15
Total asset impairment expense		$	95			$	73			$	173

X

- 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 SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section CC

-Subsection 3



Reference 2: 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=6391110&loc=d3e2921-110230

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