Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2012

Fair Value Measurements

Fair Value, Assets and Liabilities Measured on Recurring Basis

						Fair Value Measurements
(Millions)				Fair Value at		Using Inputs Considered as
Description				Dec. 31, 2012		Level 1		Level 2		Level 3
Assets:
Available-for-sale:
	Marketable securities:
		U.S. government agency securities		$	287	$	―	$	287	$	―
		Foreign government agency securities			67		―		67		―
		Corporate debt securities			965		―		965		―
		Certificates of deposit/time deposits			41		―		41		―
		Commercial paper			116		―		116		―
		Asset-backed securities:
			Automobile loan related		942		―		942		―
			Credit card related		157		―		157		―
			Equipment lease related		90		―		90		―
			Other		39		―		39		―
		U.S. treasury securities			72		72		―		―
		U.S. municipal securities			27		―		27		―
		Auction rate securities			7		―		―		7
	Investments				3		3		―		―
Derivative instruments — assets:
	Foreign currency forward/option contracts				49		49		―		―
	Interest rate swap contracts				23		―		23		―
Liabilities:
Derivative instruments — liabilities:
	Foreign currency forward/option contracts				105		104		1		―
	Commodity price swap contracts				1		1		―		―

						Fair Value Measurements
(Millions)				Fair Value at		Using Inputs Considered as
Description				Dec. 31, 2011		Level 1		Level 2		Level 3
Assets:
Available-for-sale:
	Marketable securities:
		U.S. government agency securities		$	480	$	―	$	480	$	―
		Foreign government agency securities			23		―		23		―
		Corporate debt securities			668		―		668		―
		Certificates of deposit/time deposits			49		―		49		―
		Commercial paper			30		―		30		―
		Asset-backed securities:
			Automobile loan related		718		―		718		―
			Credit card related		268		―		268		―
			Equipment lease related		64		―		64		―
			Other		5		―		5		―
		U.S. treasury securities			34		34		―		―
		U.S. municipal securities			14		―		14		―
		Auction rate securities			4		―		―		4
	Investments				4		4		―		―
Derivative instruments — assets:
	Foreign currency forward/option contracts				107		98		9		―
	Interest rate swap contracts				28		―		28		―
Liabilities:
Derivative instruments — liabilities:
	Foreign currency forward/option contracts				42		42		―		―
	Commodity price swap contracts				7		7		―		―

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation

(Millions)
Marketable securities – auction rate securities only		2012		2011		2010
Beginning balance		$	4	$	7	$	5
Total gains or losses:
	Included in earnings		―		―		―
	Included in other comprehensive income		3		(3)		2
Purchases, issuances, and settlements			―		―		―
Transfers in and/or out of Level 3			―		―		―
Ending balance (December 31)			7		4		7
Additional losses included in earnings due to reclassifications from
	other comprehensive income for:
	Securities sold during the period ended December 31		―		―		―
	Securities still held at December 31		―		―		―

Fair Value of Financial Instruments by Balance Sheet Grouping

	December 31, 2012					December 31, 2011
	Carrying		Fair		Carrying		Fair
(Millions)	Value		Value		Value		Value
Long-term debt, excluding current portion	$	4,916	$	5,363	$	4,484	$	5,002