European Strategic Changes - Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		20 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014
European Strategic Changes [Member]
Restructuring Cost and Reserve
Charges for workforce reductions and other exit costs					$ 392
Restructuring Charges After Tax	4	21	9	42	317
European Strategic Changes [Member]
Restructuring Cost and Reserve
Restructuring Activities for Manufacturing Facilities					5
Cash charges [Member] | European Strategic Changes [Member]
Restructuring Cost and Reserve
Charges for workforce reductions and other exit costs	$ 12	$ 55			$ 215