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Goodwill (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill and Asset Impairments [Abstract]

Changes in the carrying amount of goodwill


	2011			2010
	(Millions of dollars)

Beginning balance at January 1	$	2,408		$	1,225
Acquisitions		—			1,255
Dispositions and other		(103	)		(72	)

Ending balance at December 31	$	2,305		$	2,408

- Definition

Tabular disclosure of goodwill by reportable segment and in total. Disclosure details may include, but are not limited to, the carrying amount of goodwill, goodwill acquired during the year, goodwill impairment losses recognized, goodwill written-off due to the sale of a business unit, goodwill not yet allocated, and any other changes to goodwill.

+ References+ Details