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Basis of Presentation and Summary of Accounting Principles (Schedule of change in accounting estimates) (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Change in Accounting Estimate [Line Items]      
Contract with Customer, Performance Obligation Satisfied in Previous Period $ (144) $ (452) $ 152
Operating profit 6,538 3,561 5,504
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent $ 4,774 $ 3,195 $ 5,216
Income from continuing operations attributable to common shareowners $ 3.55 $ 2.23 $ 3.51
Contracts Accounted for under Percentage of Completion      
Change in Accounting Estimate [Line Items]      
Operating profit $ (473) $ (648) $ (37)
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent $ (374) $ (512) $ (29)
Income from continuing operations attributable to common shareowners $ (0.28) $ (0.36) $ (0.02)