Available-For-Sale Securities (Tables)

3 Months Ended

Mar. 31, 2012

Available-For-Sale Securities

Schedule of available-for-sale securities

	March 31, 2012							December 31, 2011
(Millions of dollars)	CostBasis		Unrealized Pretax Net Gains(Losses)			FairValue		CostBasis		Unrealized Pretax Net Gains(Losses)			FairValue
Government debt
U.S. treasury bonds	$	12	$	—		$	12	$	10	$	—		$	10
Other U.S. and non-U.S. government bonds	121		2			123		90		2			92
Corporate bonds
Corporate bonds	569		35			604		542		30			572
Asset-backed securities	99		(1		)	98		112		(1		)	111
Mortgage-backed debt securities
U.S. governmental agency	266		13			279		297		13			310
Residential	32		(3		)	29		33		(3		)	30
Commercial	137		6			143		142		3			145
Equity securities
Large capitalization value	133		35			168		127		21			148
Smaller company growth	29		13			42		22		7			29
Total	$	1,398	$	100		$	1,498	$	1,375	$	72		$	1,447

Investments in an unrealized loss position that are not other-than-temporarily impaired:

	March 31, 2012
	Less than 12 months (1)				12 months or more(1)				Total
(Millions of dollars)	FairValue		UnrealizedLosses		FairValue		UnrealizedLosses		FairValue		UnrealizedLosses
Corporate bonds
Asset-backed securities	$	3	$	—	$	19	$	4	$	22	$	4
Mortgage-backed debt securities
Residential	2		—		16		3		18		3
Commercial	4		—		8		1		12		1
Equity securities
Large capitalization value	20		2		7		1		27		3
Total	$	29	$	2	$	50	$	9	$	79	$	11

	December 31, 2011
	Less than 12 months(1)				12 months or more(1)				Total
(Millions of dollars)	FairValue		UnrealizedLosses		FairValue		UnrealizedLosses		FairValue		UnrealizedLosses
Corporate bonds
Corporate bonds	$	54	$	1	$	1	$	—	$	55	$	1
Asset-backed securities	1		—		20		5		21		5
Mortgage-backed debt securities
U.S. governmental agency	51		1		—		—		51		1
Residential	3		—		18		3		21		3
Commercial	15		—		8		1		23		1
Equity securities
Large capitalization value	36		5		6		1		42		6
Smaller company growth	4		1		—		—		4		1
Total	$	164	$	8	$	53	$	10	$	217	$	18

(1)Indicates length of time that individual securities have been in a continuous unrealized loss position.

Fair value of the available-for-sale debt securities, by contractual maturity

(Millions of dollars)	Cost Basis		Fair Value
Due in one year or less	$	99	$	101
Due after one year through five years	511		526
Due after five years through ten years	145		166
Due after ten years	46		44
U.S. agency mortgage-backed securities	266		279
Residential mortgage-backed securities	32		29
Commercial mortgage-backed securities	137		143
Total debt securities — available-for-sale	$	1,236	$	1,288

Schedule of proceeds and gross gain and losses from the sale of available-for-sale securities

	Three Months Ended March 31,
(Millions of dollars)	2012		2011
Proceeds from the sale of available-for-sale securities	$	112	$	66
Gross gains from the sale of available-for-sale securities	$	2	$	1
Gross losses from the sale of available-for-sale securities	$	—	$	1