Segment Information (Schedule Of Depreciation And Amortization Expense By Segment) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Segment Reporting Information [Line Items]
Depreciation and Amortization	$ 1,811	$ 1,675	$ 1,746
Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	614	565	541
Defense, Space And Security [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	310	306	367
Defense, Space And Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	120	116	143
Defense, Space And Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	123	128	161
Defense, Space And Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	67	62	63
Boeing Capital Corporation [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	150	153	204
Other Segment [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	261	242	233
Unallocated Items And Eliminations [Member]
Segment Reporting Information [Line Items]
Depreciation and Amortization	$ 476	$ 409	$ 401