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Segment and Revenue Information - Schedule of Depreciation and Amortization Expense by Segment (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | $ 466 | $ 442
Operating Segments | Commercial Airplanes |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 101 | 99
Depreciation and amortization expense, business segment allocation | 82 | 80
Operating Segments | Defense, Space & Security |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 50 | 47
Depreciation and amortization expense, business segment allocation | 68 | 65
Operating Segments | Global Services |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 73 | 77
Depreciation and amortization expense, business segment allocation | 19 | 18
Unallocated items, eliminations and other |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization | 242 | 219
Intersegment revenues eliminated on consolidation |  |
Segment Reporting Information [Line Items] |  |
Depreciation and amortization expense, business segment allocation | $ 169 | $ 163

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