Segment Information (Reconciliation of Assets from Segment to Consolidated) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Assets	$ 94,408	$ 92,921
Operating Segments [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Assets	57,253	55,149
Operating Segments [Member] | Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Assets	17,667	17,713
Operating Segments [Member] | Defense, Space & Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Assets	6,811	7,229
Operating Segments [Member] | Defense, Space & Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Assets	6,307	5,895
Operating Segments [Member] | Defense, Space & Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Assets	4,549	4,589
Operating Segments [Member] | Boeing Capital Corporation [Member]
Segment Reporting Information [Line Items]
Assets	3,492	3,525
Unallocated items, eliminations and other [Member]
Segment Reporting Information [Line Items]
Assets	$ 15,996	$ 16,534