Segment Information (Schedule of Intersegment Revenues, Eliminated In Unallocated Items and Eliminations) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Intersegment Revenues	$ 23,573	$ 25,849	$ 24,543	$ 22,149	$ 24,468	$ 23,784	$ 22,045	$ 20,465	$ 96,114	$ 90,762	$ 86,623
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Intersegment Revenues									1,846	1,841	908
Commercial Airplanes [Member] | Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Intersegment Revenues									1,831	1,822	879
Boeing Capital Corporation [Member] | Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Intersegment Revenues									$ 15	$ 19	$ 29