Commitments and Contingencies (Schedule of Commercial Aerospace Industry Commitments) (Details) $ in Millions	Dec. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Other Commitment	$ 10,300
Commercial Aerospace [Member]
Loss Contingencies [Line Items]
Commercial aerospace financing commitments, total committed	4,552
Commercial aerospace financing commitments within one year	1,222
Commercial aerospace financing commitments within two years	1,051
Commercial aerospace financing commitments within three years	1,380
Commercial aerospace financing commitments within four years	344
Commercial aerospace financing commitments within five years	443
Commercial aerospace financing commitments after five years	112
Other Commitment	11,014
Other commercial aerospace commitments within one year	735
Other commercial aerospace commitments within two years	1,053
Other commercial aerospace commitments within three years	765
Other commercial aerospace commitments within four years	739
Other commercial aerospace commitments within five years	597
Other commercial aerospace commitments after five years	7,125
Collaboration partners' share, total committed	(5,907)
Collaboration partners' share within one year	(665)
Collaboration partner share, two years	(659)
Collaboration partner share, three years	(814)
Collaboration partner share, four years	(423)
Collaboration partner share, five years	(444)
Collaboration partner share, after five years	(2,902)
Commercial aerospace commitments, Total	9,659
Total commercial aerospace commitments, current	1,292
Total commercial aerospace commitments, two years	1,445
Total commercial aerospace commitments, three years	1,331
Total commercial aerospace commitments, four years	660
Total commercial aerospace commitments, five years	596
Total commercial aerospace commitments, after five years	$ 4,335