Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2015		Jun. 30, 2014		Jun. 30, 2015		Jun. 30, 2014
Equity [Abstract]
Cumulative translation adjustments, before-tax	$ 64		$ 29		$ (276)		$ (10)
Cumulative translation adjustment, net-of-tax	67		25		(285)		(18)
Retirement plans and other retiree benefits:
Net actuarial gains (losses) and prior service costs arising during the period, before-tax	0		0		(1)		3
Net actuarial gains (losses) and prior service costs arising during the period, net-of-tax	0		0		(1)		2
Amortization of net actuarial loss, transition & prior service costs, before-tax	22	[1]	14	[1]	44	[2]	28	[2]
Amortization of net actuarial loss, transition & prior service costs, net-of-tax	14	[1]	8	[1]	28	[2]	19	[2]
Retirement Plan and other retiree benefit adjustments, before-tax	22		14		43		31
Retirement Plan and other retiree benefit adjustments, net-of-tax	14		8		27		21
Available-for-sale securities:
Unrealized gains (losses) on available-for-sale securities, before-tax	(19)	[3]	6	[3]	(20)	[4]	(292)	[4]
Unrealized gains (losses) on available-for-sale securities, net-of-tax	(12)	[3]	4	[3]	(13)	[4]	(190)	[4]
Reclassification of (gains) losses into net earnings on available-for-sale securities, before-tax	7	[5]	0	[5]	7	[6]	211	[6]
Reclassification of (gains) losses into net earnings on available-for-sale securities, net-of-tax	5	[5]	0	[5]	5	[6]	138	[6]
Gains (losses) on available-for-sale securities, before-tax	(12)		6		(13)		(81)
Gains (losses) on available-for-sale securities, net-of-tax	(7)		4		(8)		(52)
Cash flow hedges:
Unrealized gains (losses) on cash flow hedges, before-tax	(5)		(8)		1		(6)
Unrealized gains (losses) on cash flow hedges, net-of-tax	(3)		(4)		1		(3)
Reclassification of (gains) losses into net earnings on cash flow hedges, before-tax	(1)	[7]	0	[7]	(7)	[8]	(3)	[8]
Reclassification of (gains) losses into net earnings on cash flow hedges, net-of-tax	0	[7]	0	[7]	(4)	[8]	(1)	[8]
Gains (losses) on cash flow hedges, before-tax	(6)		(8)		(6)		(9)
Gains (losses) on cash flow hedges, net-of-tax	(3)		(4)		(3)		(4)
Total other comprehensive income (loss), before-tax	68		41		(252)		(69)
Total other comprehensive income (loss), net-of-tax	71		33		(269)		(53)
Remeasurement Due To Change in Foreign Exchange Rates [Abstract]
Loss (gain) related to the remeasurement of fixed interest rate and devaluation-protected bonds in Venezuela	$ 28		$ (4)		$ 28		$ 272

[1] These components of Other comprehensive income (loss) are included in the computation of total pension cost. See Note 10, Retirement Plans and Other Retiree Benefits for additional details.

[2] These components of Other comprehensive income (loss) are included in the computation of total pension cost. See Note 10, Retirement Plans and Other Retiree Benefits for additional details.

[3] For the three months ended June 30, 2015, these amounts included a pretax loss of $28 related to the remeasurement of the bolivar-denominated fixed interest rate bonds and the devaluation-protected bonds in Venezuela. For the three months ended June 30, 2014, these amounts included a pretax gain of $4 related to the remeasurement of the bolivar-denominated fixed interest rate bonds and the devaluation-protected bonds in Venezuela.

[4] For the six months ended June 30, 2015, these amounts included a pretax loss of $28 related to the remeasurement of the bolivar-denominated fixed interest rate bonds and the devaluation-protected bonds in Venezuela. For the six months ended June 30, 2014, these amounts included a pretax loss of $272 related to the remeasurement of the bolivar-denominated fixed interest rate bonds and the devaluation-protected bonds in Venezuela. See Note 14, Fair Value Measurements and Financial Instruments for additional details.

[5] Represents reclassification of losses on the Venezuela bonds into Other (income) expense, net due to an impairment in the fair value of the bonds as a result of the effective devaluation in the second quarter of 2015. See Note 14, Fair Value Measurements and Financial Instruments for additional details.

[6] Represents reclassification of losses on the Venezuela bonds into Other (income) expense, net due to an impairment in the fair value of the bonds as a result of the effective devaluations in the second quarter of 2015 and the first quarter of 2014. See Note 14, Fair Value Measurements and Financial Instruments for additional details.

[7] These (gains) losses are reclassified into Cost of sales. See Note 14, Fair Value Measurements and Financial Instruments for additional details.

[8] These (gains) losses are reclassified into Cost of sales. See Note 14, Fair Value Measurements and Financial Instruments for additional details.