Amounts Recognized in Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest expense - net [Member] | Fair Value Hedging [Member]
Amounts recognized in net income
Gain (loss) recognized in net income	$ 0	$ 0
Fixed-to-floating interest rate swaps [Member] | Interest expense - net [Member] | Fair Value Hedging [Member]
Amounts recognized in net income
Gain (loss) recognized in net income	29	(8)
Currency exchange contracts [Member] | Cost of products sold [Member] | Cash flow hedges [Member]
Amounts recognized in accumulated other comprehensive income (loss)
Gain (loss) recognized in accumulated other comprehensive income (loss)	2	(9)
Gain (loss) reclassified from accumulated other comprehensive income (loss)	2	1
Related long term debt converted to floating interest rates by interest rate swaps [Member] | Interest expense - net [Member] | Fair Value Hedging [Member]
Amounts recognized in net income
Gain (loss) recognized in net income	$ (29)	$ 8