Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (425)	$ (1,242)
Other comprehensive income, net of tax:
Currency translation adjustments	16	24
Derivative instruments:
Unrealized gain arising during period, net of tax of ($5) and ($28)	18	94
Reclassification adjustment for (gains)/losses included in net loss, net of tax of $1 and ($9)	(5)	35
Total unrealized gain on derivative instruments, net of tax	13	129
Defined benefit pension plans and other postretirement benefits:
Net actuarial loss arising during the period, net of tax of $2 and $0	(7)
Amortization of actuarial (gains)/losses included in net periodic pension cost, net of tax of $0 and ($40)	(2)	159
Amortization of prior service credits included in net periodic pension cost, net of tax of $6 and $6	(20)	(23)
Total defined benefit pension plans and other postretirement benefits, net of tax	(29)	136
Other comprehensive income, net of tax	0	289
Comprehensive loss, net of tax	(425)	(953)
Less: Comprehensive loss related to noncontrolling interest	(11)	(23)
Comprehensive loss attributable to Boeing Shareholders, net of tax	$ (414)	$ (930)