Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2013

Marketable Securities

Schedule of Marketable Securities

		September 30,		December 31,
(Millions)		2013		2012
U.S. government agency securities		$	159	$	162
Foreign government agency securities			26		16
Corporate debt securities			173		471
Commercial paper			60		116
Certificates of deposit/time deposits			48		41
U.S. treasury securities			40		54
U.S. municipal securities			2		13
Asset-backed securities:
	Automobile loan related		394		567
	Credit card related		32		123
	Equipment lease related		18		54
	Other		19		31
Asset-backed securities total			463		775
Current marketable securities		$	971	$	1,648
U.S. government agency securities		$	218	$	125
Foreign government agency securities			105		51
Corporate debt securities			559		494
Certificates of deposit/time deposits			20		―
U.S. treasury securities			49		18
U.S. municipal securities			―		14
Auction rate securities			10		7
Asset-backed securities:
	Automobile loan related		344		375
	Credit card related		134		34
	Equipment lease related		67		36
	Other		41		8
Asset-backed securities total			586		453
Non-current marketable securities		$	1,547	$	1,162
Total marketable securities		$	2,518	$	2,810

Marketable securities by contractual maturity

(Millions)	September 30, 2013
Due in one year or less	$	436
Due after one year through five years		2,032
Due after five years through ten years		50
Due after ten years		―
Total marketable securities	$	2,518