Summary of Business Segment Data - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Segment Reporting Information [Line Items]
Total revenues	$ 17,921	$ 13,991
Loss from operations	(149)	(1,162)
Other income, net	302	181
Interest and debt expense	(649)	(637)
Loss before income taxes	(496)	(1,618)
Income tax benefit	71	376
Net loss	(425)	(1,242)
Less: net loss attributable to noncontrolling interest	(11)	(23)
Net loss attributable to Boeing Shareholders	(414)	(1,219)
Operating Segments
Segment Reporting Information [Line Items]
Loss from operations	20	(1,194)
Operating Segments | Commercial Airplanes
Segment Reporting Information [Line Items]
Total revenues	6,704	4,194
Loss from operations	(615)	(897)
Operating Segments | Defense, Space & Security
Segment Reporting Information [Line Items]
Total revenues	6,539	5,483
Loss from operations	(212)	(929)
Operating Segments | Global Services
Segment Reporting Information [Line Items]
Total revenues	4,720	4,314
Loss from operations	847	632
Unallocated items, eliminations and other
Segment Reporting Information [Line Items]
Total revenues	(42)
Unallocated items, eliminations and other	(460)	(251)
FAS/CAS service cost adjustment	$ 291	$ 283