Summary Of Business Segment Data (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]
Total revenues	$ 23,573	$ 25,849	$ 24,543	$ 22,149	$ 24,468	$ 23,784	$ 22,045	$ 20,465	$ 96,114	$ 90,762	$ 86,623
Earnings from operations	1,161	2,580	1,683	2,019	2,025	2,119	1,787	1,542	7,443	7,473	6,562
Other (loss)/income, net									(13)	(3)	56
Interest and debt expense									(275)	(333)	(386)
Earnings before income taxes									7,155	7,137	6,232
Income tax expense									(1,979)	(1,691)	(1,646)
Net earnings from continuing operations									$ 5,176	$ 5,446	4,586
Net loss on disposal of discontinued operations, net of taxes of $0, $0, $0											(1)
Net loss on disposal of discontinued operations, taxes									$ 0	$ 0	0
Net earnings	$ 1,026	$ 1,704	$ 1,110	$ 1,336	$ 1,466	$ 1,362	$ 1,653	$ 965	5,176	5,446	4,585
Operating Segments [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Total revenues									66,048	59,990	52,981
Earnings from operations									5,157	6,411	5,795
Operating Segments [Member] | Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Total revenues									30,388	30,881	33,197
Earnings from operations									3,274	3,133	3,235
Operating Segments [Member] | Defense, Space & Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Total revenues									13,482	13,500	15,275
Earnings from operations									1,318	1,301	1,501
Operating Segments [Member] | Defense, Space & Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Total revenues									7,751	8,003	8,512
Earnings from operations									726	698	719
Operating Segments [Member] | Defense, Space & Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Total revenues									9,155	9,378	9,410
Earnings from operations									1,230	1,134	1,015
Operating Segments [Member] | Boeing Capital Corporation [Member]
Segment Reporting Information [Line Items]
Total revenues									413	416	408
Earnings from operations									50	92	107
Unallocated items, eliminations and other [Member]
Segment Reporting Information [Line Items]
Total revenues									(735)	(525)	37
Earnings from operations									$ (1,038)	$ (2,163)	$ (2,575)