Summary Of Business Segment Data (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting Information [Line Items]
Revenues	$ 24,543	$ 22,045	$ 46,692	$ 42,510
Earnings from operations	1,683	1,787	3,702	3,329
Other income, net	15	11	3	20
Interest and debt expense	(75)	(81)	(136)	(173)
Earnings before income taxes	1,623	1,717	3,569	3,176
Income tax expense	(513)	(64)	(1,123)	(558)
Net earnings	1,110	1,653	2,446	2,618
Operating Segments [Member] | Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Revenues	16,877	14,304	32,258	27,041
Earnings from operations	1,206	1,550	2,823	3,052
Operating Segments [Member] | Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Revenues	7,544	7,747	14,253	15,380
Earnings from operations	546	582	1,289	1,360
Operating Segments [Member] | Defense, Space & Security [Member] | Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Revenues	3,488	3,520	6,232	6,975
Earnings from operations	123	164	384	496
Operating Segments [Member] | Defense, Space & Security [Member] | Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Revenues	1,938	1,920	3,670	3,796
Earnings from operations	151	150	318	318
Operating Segments [Member] | Defense, Space & Security [Member] | Global Services & Support [Member]
Segment Reporting Information [Line Items]
Revenues	2,118	2,307	4,351	4,609
Earnings from operations	272	268	587	546
Operating Segments [Member] | Boeing Capital [Member]
Segment Reporting Information [Line Items]
Revenues	115	90	201	172
Earnings from operations	11	33	31	77
Unallocated items, eliminations and other [Member]
Segment Reporting Information [Line Items]
Revenues	7	(96)	(20)	(83)
Earnings from operations	$ (80)	$ (378)	$ (441)	$ (1,160)