Segment and Revenue Information (Schedule Of Depreciation And Amortization Expense By Segment) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Depreciation and amortization		$ 2,271	$ 2,114	$ 2,047
Operating Segments | Commercial Airplanes
Segment Reporting Information [Line Items]
Depreciation and amortization		580	565	521
Operating Segments | Defense, Space & Security
Segment Reporting Information [Line Items]
Depreciation and amortization		274	290	252
Operating Segments | Global Services
Segment Reporting Information [Line Items]
Depreciation and amortization		424	348	322
Operating Segments | Boeing Capital Corporation [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization		64	58	70
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization	[1]	$ 929	$ 853	$ 882

[1] ⁽¹⁾ Amounts shown in the table represent depreciation and amortization expense recorded by the individual business segments. Depreciation and amortization for centrally managed assets are included in segment operating earnings based on usage and occupancy. In 2019, $717 was included in the primary business segments, of which $407, $257, and $53 was included in BCA, BDS and BGS, respectively. In 2018, $692 was included in the primary business segments, of which $417, $213, and $62 was included in BCA, BDS and BGS, respectively. In 2017, $730 was included in the primary business segments, of which $427, $243, and $60 was included in BCA, BDS and BGS, respectively.