Asset Impairments and Unusual Items (Tables)

12 Months Ended

Dec. 31, 2014

Extraordinary and Unusual Items [Abstract]

Components of (Income) Expense from Divestitures, Asset Impairments (Other Than Goodwill) and Unusual Items

The following table summarizes the major components of “(Income) expense from divestitures, asset impairments and unusual items” for the years ended December 31 for the respective periods (in millions):

	2014			2013			2012
(Income) expense from divestitures	$	(515	)	$	(8	)	$	—
Asset impairments (other than goodwill)		345			472			79
	$	(170	)	$	464		$	79