Schedule Of Intersegment Revenues (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Segment Reporting Information [Line Items]
Intersegment revenues	$ 20,465	$ 18,893
Unallocated Items And Eliminations [Member]
Segment Reporting Information [Line Items]
Intersegment revenues	(7)	(39)
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Intersegment revenues	281	204
Intersegment Eliminations [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Intersegment revenues	274	195
Intersegment Eliminations [Member] | Boeing Capital [Member]
Segment Reporting Information [Line Items]
Intersegment revenues	$ 7	$ 9