Summary of Business Segment Data (Tables)

9 Months Ended

Sep. 30, 2025

Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]

Schedule of Segment Reporting Information, by Segment

(Dollars in millions)	Nine months ended September 30		Three months ended September 30
	2025	2024	2025	2024
Revenues:
Commercial Airplanes	$30,115	$18,099	$11,094	$7,443
Defense, Space & Security	19,817	18,507	6,902	5,536
Global Services	15,714	14,835	5,370	4,901
Unallocated items, eliminations and other	(131)	(166)	(96)	(40)
Total revenues	$65,515	$51,275	$23,270	$17,840
Loss from operations:
Commercial Airplanes	($6,447)	($5,879)	($5,353)	($4,021)
Defense, Space & Security	379	(3,146)	114	(2,384)
Global Services	2,930	2,620	938	834
Segment operating loss	(3,138)	(6,405)	(4,301)	(5,571)
Unallocated items, eliminations and other	(2,145)	(1,364)	(748)	(418)
FAS/CAS service cost adjustment	787	832	268	228
Loss from operations	(4,496)	(6,937)	(4,781)	(5,761)
Other income, net	924	790	276	265
Interest and debt expense	(2,112)	(1,970)	(694)	(728)
Loss before income taxes	(5,684)	(8,117)	(5,199)	(6,224)
Income tax (expense)/benefit	(298)	149	(140)	50
Net loss	(5,982)	(7,968)	(5,339)	(6,174)
Less: Net earnings/(loss) attributable to noncontrolling interest	3	(16)	(2)	(4)
Net loss attributable to Boeing shareholders	(5,985)	(7,952)	(5,337)	($6,170)
Less: Mandatory convertible preferred stock dividends accumulated during the period	259		87
Net loss attributable to Boeing common shareholders	($6,244)	($7,952)	($5,424)	($6,170)