Segment and Revenue Information (Schedule Of Capital Expenditures By Segment) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
Segment Reporting Information [Line Items] | |||
Capital expenditures | $ 1,722 | $ 1,739 | $ 2,613 |
Operating Segments [Member] | Commercial Airplanes | |||
Segment Reporting Information [Line Items] | |||
Capital expenditures | 604 | 636 | 830 |
Operating Segments [Member] | Defense, Space & Security | |||
Segment Reporting Information [Line Items] | |||
Capital expenditures | 208 | 210 | 290 |
Operating Segments [Member] | Global Services | |||
Segment Reporting Information [Line Items] | |||
Capital expenditures | 231 | 180 | 209 |
Unallocated items, eliminations and other [Member] | |||
Segment Reporting Information [Line Items] | |||
Capital expenditures | $ 679 | $ 713 | $ 1,284 |