Segment and Revenue Information - Reconciliation of Assets from Segment to Consolidated (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Assets	$ 155,120	$ 156,363
Operating Segments \| Commercial Airplanes
Segment Reporting Information [Line Items]
Assets	84,326	84,177
Operating Segments \| Defense, Space & Security
Segment Reporting Information [Line Items]
Assets	16,310	15,350
Operating Segments \| Global Services
Segment Reporting Information [Line Items]
Assets	17,164	16,704
Unallocated items, eliminations and other
Segment Reporting Information [Line Items]
Assets	$ 37,320	$ 40,132

Amount of asset recognized for present right to economic benefit.

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+ Details