Restructuring and Other Items (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Severance and related costs [Member]
Restructuring Cost and Reserve [Line Items]
Liability at beginning of period	$ 49	$ 46	$ 20
Additional costs and expenses	0	126	100
Other restructuring adjustments	(3)	0	0
Restructuring payments	(46)	(123)	(74)
Liability at end of period	0	49	46
Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Liability at beginning of period	77	64	85
Additional costs and expenses	114	45	0
Other restructuring adjustments	(5)	0	0
Restructuring payments	(18)	(32)	(21)
Liability at end of period	$ 168	$ 77	$ 64