Segment and Revenue Information - Schedule of Depreciation and Amortization Expense by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 1,836	$ 1,861	$ 1,979
Operating Segments | Commercial Airplanes
Segment Reporting Information [Line Items]
Depreciation and amortization	400	464	554
Depreciation and amortization expense, business segment allocation	339	311	361
Operating Segments | Defense, Space & Security
Segment Reporting Information [Line Items]
Depreciation and amortization	209	219	238
Depreciation and amortization expense, business segment allocation	289	264	230
Operating Segments | Global Services
Segment Reporting Information [Line Items]
Depreciation and amortization	304	320	346
Depreciation and amortization expense, business segment allocation	77	75	53
Other
Segment Reporting Information [Line Items]
Depreciation and amortization	923	858	841
Intersegment revenues, eliminated on consolidation
Segment Reporting Information [Line Items]
Depreciation and amortization expense, business segment allocation	$ 705	$ 650	$ 644