Condensed Consolidated Statements Of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Condensed Income Statements, Captions [Line Items]
Revenues	$ 14,139	$ 19,980	$ 42,854	$ 58,648
Boeing Capital interest expense	(10)	(15)	(33)	(49)
Total costs and expenses	(13,105)	(16,930)	(42,851)	(53,385)
Gross profit	1,034	3,050	3	5,263
Loss from operating investments, net	(14)	(8)	(61)	(3)
General and administrative expense	(955)	(1,001)	(2,989)	(2,857)
Research and development expense, net	(574)	(778)	(1,871)	(2,470)
Gain/(loss) on dispositions, net	108	(4)	200	296
(Loss)/earnings from operations	(401)	1,259	(4,718)	229
Other income, net	119	121	325	334
Interest and debt expense	(643)	(203)	(1,458)	(480)
(Loss)/earnings before income taxes	(925)	1,177	(5,851)	83
Income tax benefit/(expense)	459	(10)	2,349	291
Net (loss)/earnings	(466)	1,167	(3,502)	374
Less: net loss attributable to noncontrolling interest	(17)		(49)
Net (loss)/earnings attributable to Boeing Shareholders	$ (449)	$ 1,167	$ (3,453)	$ 374
Basic (loss)/earnings per share	$ (0.79)	$ 2.07	$ (6.10)	$ 0.66
Diluted (loss)/earnings per share	$ (0.79)	$ 2.05	$ (6.10)	$ 0.66
Weighted average diluted shares (millions)	566.6	569.2	566.3	570.4
Product [Member]
Condensed Income Statements, Captions [Line Items]
Revenues	$ 11,402	$ 17,195	$ 34,656	$ 50,514
Cost of Goods and Services Sold	(10,910)	(14,674)	(36,001)	(46,584)
Service [Member]
Condensed Income Statements, Captions [Line Items]
Revenues	2,737	2,785	8,198	8,134
Cost of Goods and Services Sold	$ (2,185)	$ (2,241)	$ (6,817)	$ (6,752)