Summary Of Business Segment Data (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenues	$ 15,956	$ 15,278	$ 46,628	$ 47,493
(Loss)/earnings from operations	(2,799)	329	(3,194)	1,269
Other income, net	288	30	722	419
Interest and debt expense	(621)	(669)	(1,901)	(2,021)
(Loss)/earnings before income taxes	(3,132)	(310)	(4,373)	(333)
Income tax (expense)/benefit	(176)	178	(17)	207
Net loss	(3,308)	(132)	(4,390)	(126)
Less: net loss attributable to noncontrolling interest	(33)	(23)	(89)	(67)
Net loss attributable to Boeing Shareholders	(3,275)	(109)	(4,301)	(59)
Operating Segments
Segment Reporting Information [Line Items]
(Loss)/earnings from operations	(2,685)	429	(3,293)	1,493
Operating Segments | Commercial Airplanes
Segment Reporting Information [Line Items]
Revenues	6,263	4,459	16,643	14,743
(Loss)/earnings from operations	(643)	(693)	(1,744)	(2,021)
Operating Segments | Defense, Space & Security
Segment Reporting Information [Line Items]
Revenues	5,307	6,617	16,981	20,678
(Loss)/earnings from operations	(2,798)	436	(3,656)	1,799
Operating Segments | Global Services
Segment Reporting Information [Line Items]
Revenues	4,432	4,221	13,044	12,037
(Loss)/earnings from operations	733	644	2,093	1,616
Operating Segments | Boeing Capital
Segment Reporting Information [Line Items]
Revenues	52	71	150	209
(Loss)/earnings from operations	23	42	14	99
Corporate Reconciling Items And Eliminations
Segment Reporting Information [Line Items]
Revenues	(98)	(90)	(190)	(174)
Unallocated items, eliminations and other	(393)	(370)	(747)	(1,032)
FAS/CAS service cost adjustment	$ 279	$ 270	$ 846	$ 808