Segment Information (Reconciliation of Assets from Segment to Consolidated) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Assets	$ 92,663	$ 88,896
Operating Segments [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Assets	49,520	41,769
Operating Segments [Member] | Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Assets	17,362	16,943
Operating Segments [Member] | Defense, Space & Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Assets	6,973	6,582
Operating Segments [Member] | Defense, Space & Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Assets	6,450	6,669
Operating Segments [Member] | Defense, Space & Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Assets	3,939	3,692
Operating Segments [Member] | Boeing Capital Corporation [Member]
Segment Reporting Information [Line Items]
Assets	3,914	4,347
Consolidated Other [Member] | Other Segment [Member]
Segment Reporting Information [Line Items]
Assets	1,208	1,043
Unallocated Items And Eliminations [Member]
Segment Reporting Information [Line Items]
Assets	$ 20,659	$ 24,794