Reconciliation of Assets from Segment to Consolidated (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Assets	$ 91,575	$ 92,663
Operating Segments [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Assets	52,077	49,520
Operating Segments [Member] | Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Assets	17,735	17,362
Operating Segments [Member] | Defense, Space & Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Assets	6,429	5,872
Operating Segments [Member] | Defense, Space & Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Assets	6,382	6,450
Operating Segments [Member] | Defense, Space & Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Assets	4,924	5,040
Operating Segments [Member] | Boeing Capital [Member]
Segment Reporting Information [Line Items]
Assets	3,502	3,914
Consolidated Other [Member] | Other Segment [Member]
Segment Reporting Information [Line Items]
Assets	1,234	1,208
Unallocated Items And Eliminations [Member]
Segment Reporting Information [Line Items]
Assets	$ 17,027	$ 20,659