Summary Of Business Segment Data (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Segment Reporting Information [Line Items]
Revenues	$ 22,149us-gaap_Revenues	$ 20,465us-gaap_Revenues
Earnings from operations	2,019us-gaap_OperatingIncomeLoss	1,542us-gaap_OperatingIncomeLoss
Other (loss)/income, net	(12)us-gaap_OtherNonoperatingIncomeExpense	9us-gaap_OtherNonoperatingIncomeExpense
Interest and debt expense	(61)us-gaap_InterestAndDebtExpense	(92)us-gaap_InterestAndDebtExpense
Earnings before income taxes	1,946	1,459
Income tax expense	(610)us-gaap_IncomeTaxExpenseBenefit	(494)us-gaap_IncomeTaxExpenseBenefit
Net earnings	1,336us-gaap_NetIncomeLoss	965us-gaap_NetIncomeLoss
Operating Segments [Member] \| Commercial Airplanes [Member]
Segment Reporting Information [Line Items]
Revenues	15,381	12,737
Earnings from operations	1,617	1,502
Operating Segments [Member] \| Defense, Space & Security [Member]
Segment Reporting Information [Line Items]
Revenues	6,709	7,633
Earnings from operations	743	778
Operating Segments [Member] \| Defense, Space & Security [Member] \| Boeing Military Aircraft [Member]
Segment Reporting Information [Line Items]
Revenues	2,744	3,455
Earnings from operations	261	332
Operating Segments [Member] \| Defense, Space & Security [Member] \| Network & Space Systems [Member]
Segment Reporting Information [Line Items]
Revenues	1,732	1,876
Earnings from operations	167	168
Operating Segments [Member] \| Defense, Space & Security [Member] \| Global Services & Support [Member]
Segment Reporting Information [Line Items]
Revenues	2,233	2,302
Earnings from operations	315	278
Operating Segments [Member] \| Boeing Capital [Member]
Segment Reporting Information [Line Items]
Revenues	86	82
Earnings from operations	20	44
Unallocated items, eliminations and other [Member]
Segment Reporting Information [Line Items]
Revenues	(27)	13
Earnings from operations	$ (361)	$ (782)

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Interest and debt related expenses associated with nonoperating financing activities of the entity.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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