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Segment and Revenue Information - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | $ 23,270 | $ 17,840 | $ 65,515 | $ 51,275
Commercial Airplanes | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 11,094 | 7,443 | 30,115 | 18,099
Commercial Airplanes | Operating Segments | Total revenues from contracts with customers |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | $ 11,029 | $ 7,423 | $ 30,003 | $ 18,006
Commercial Airplanes | Operating Segments | Revenue recognized on fixed-price contracts |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 100.00% | 100.00% | 100.00% | 100.00%
Commercial Airplanes | Operating Segments | Revenue recognized at a point in time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 100.00% | 99.00% | 100.00% | 99.00%
Commercial Airplanes | Operating Segments | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | $ 3,182 | $ 2,354 | $ 12,326 | $ 5,512
Commercial Airplanes | Operating Segments | Total non-U.S. revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 7,847 | 5,069 | 17,672 | 12,937
Commercial Airplanes | Operating Segments | Europe |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 2,291 | 1,499 | 3,789 | 3,046
Commercial Airplanes | Operating Segments | Asia |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 3,509 | 2,635 | 8,888 | 7,028
Commercial Airplanes | Operating Segments | Middle East |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 1,266 | 444 | 3,026 | 1,618
Commercial Airplanes | Operating Segments | Other non-U.S. |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 781 | 491 | 1,969 | 1,245
Commercial Airplanes | Intersegment revenues eliminated on consolidation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 65 | 20 | 112 | 93
Defense, Space & Security | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | $ 6,902 | $ 5,536 | $ 19,817 | $ 18,507
Defense, Space & Security | Operating Segments | Revenue from the U.S. government |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 91.00% | 92.00% | 91.00% | 91.00%
Defense, Space & Security | Operating Segments | Revenue recognized on fixed-price contracts |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 56.00% | 49.00% | 57.00% | 53.00%
Defense, Space & Security | Operating Segments | Revenue recognized over time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 99.00% | 99.00% | 100.00% | 99.00%
Defense, Space & Security | Operating Segments | United States |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | $ 5,325 | $ 4,361 | $ 15,485 | $ 14,324
Defense, Space & Security | Operating Segments | Total non-U.S. revenues |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 1,577 | 1,175 | 4,332 | 4,183
Global Services | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | 5,370 | 4,901 | 15,714 | 14,835
Global Services | Operating Segments | Commercial |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 3,088 | 2,882 | 9,055 | 8,782
Global Services | Operating Segments | Government |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | 2,169 | 1,935 | 6,337 | 5,764
Global Services | Operating Segments | Total revenues from contracts with customers |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax | $ 5,257 | $ 4,817 | $ 15,392 | $ 14,546
Global Services | Operating Segments | Revenue from the U.S. government |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 30.00% | 29.00% | 30.00% | 29.00%
Global Services | Operating Segments | Revenue recognized on fixed-price contracts |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 85.00% | 86.00% | 86.00% | 87.00%
Global Services | Operating Segments | Revenue recognized at a point in time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax, percentage | 53.00% | 53.00% | 53.00% | 53.00%
Global Services | Intersegment revenues eliminated on consolidation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total revenues | $ 113 | $ 84 | $ 322 | $ 289
B-737-Max | Customer Concessions | Commercial Airplanes | Operating Segments |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue from contract with customer, excluding assessed tax |  |  | $ 5 | $ (443)

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