Goodwill And Acquired Intangibles (Schedule Of Goodwill By Reportable Segment) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended									12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Operating Segments [Member] Commercial Airplanes [Member]	Dec. 31, 2012 Operating Segments [Member] Commercial Airplanes [Member]	Dec. 31, 2011 Operating Segments [Member] Commercial Airplanes [Member]	Dec. 31, 2013 Operating Segments [Member] Defense, Space & Security [Member] Boeing Military Aircraft [Member]	Dec. 31, 2011 Operating Segments [Member] Defense, Space & Security [Member] Boeing Military Aircraft [Member]	Dec. 31, 2010 Operating Segments [Member] Defense, Space & Security [Member] Boeing Military Aircraft [Member]	Dec. 31, 2013 Operating Segments [Member] Defense, Space & Security [Member] Network & Space Systems [Member]	Dec. 31, 2012 Operating Segments [Member] Defense, Space & Security [Member] Network & Space Systems [Member]	Dec. 31, 2011 Operating Segments [Member] Defense, Space & Security [Member] Network & Space Systems [Member]	Dec. 31, 2013 Operating Segments [Member] Defense, Space & Security [Member] Global Services & Support [Member]	Dec. 31, 2012 Operating Segments [Member] Defense, Space & Security [Member] Global Services & Support [Member]	Dec. 31, 2011 Operating Segments [Member] Defense, Space & Security [Member] Global Services & Support [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 5,035	$ 4,945	$ 4,937	$ 2,125	$ 2,106	$ 2,110	$ 1,041	$ 1,041	$ 1,041	$ 1,472	$ 1,473	$ 1,461	$ 397	$ 325	$ 325
Acquisitions	25	84	16		12		18					16	7	72
Goodwill adjustments	(17)	6	(8)	(17)	7	(4)	(45)			41	(1)	(4)	4
Goodwill, Ending Balance	$ 5,043	$ 5,035	$ 4,945	$ 2,108	$ 2,125	$ 2,106	$ 1,014	$ 1,041	$ 1,041	$ 1,513	$ 1,472	$ 1,473	$ 408	$ 397	$ 325