Other Income and Expense (Tables)

9 Months Ended

Sep. 30, 2013

Other Income and Expenses [Abstract]

Components Of Other Income Table

The components of other income are summarized as follows:

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2013		2012		2013		2012
	(in millions)
Contract termination	$	—	$	—	$	60	$	—
Reversal of legal contingency	10		—		10		—
Gain on sale of assets	2		2		9		5
Insurance proceeds	—		—		—		10
Other	13		5		27		24
Total other income	$	25	$	7	$	106	$	39

Components Of Other Expense Table

The components of other expense are summarized as follows:

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2013		2012		2013		2012
	(in millions)
Loss on sale and disposal of assets	$	12	$	13	$	36	$	48
Contract termination	—		—		7		—
Other	3		2		15		8
Total other expense	$	15	$	15	$	58	$	56