Commitments and Contingent Liabilities (Imprelis) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			30 Months Ended
	Dec. 31, 2013 actions	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 actions
Product Liability Contingency [Line Items]
Insurance deductible	$ 100			$ 100
Insurance program limits	725			725
Imprelis [Member]
Product Liability Contingency [Line Items]
Plaintiffs' attorney fees paid as part of settlement	7			7
Individual actions filed	125			125
Claims filed	400			400
Loss Contingency	425	575	175	1,175
Litigation claims, net	352
Insurance recoveries	73
Accrual balance	$ 489			$ 489