Financial Information By Industry Segment And Geographic Area (Financial Information By Industry Segment and Geographic Area (Information By Geographic Area, Net Sales, Parenthetical) (Details) (United States [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
United States [Member]
Segment Reporting Information [Line Items]
Segment reporting information, unaffiliated revenue	$ 2,400	$ 2,200	$ 2,100