Guarantees (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Product Warranty Liability [Line Items]
Balance as of January 1	$ 1,157	$ 1,057
Warranties and performance guarantees issued	203	247
Settlements made	(196)	(212)
Other	(21)	(3)
Balance as of June 30	1,143	$ 1,089
Commercial Aerospace Financing Arrangements
Product Warranty Liability [Line Items]
Maximum Potential Payment	304		$ 309
Carrying Amount of Liability	0		3
Third Party Guarantees
Product Warranty Liability [Line Items]
Maximum Potential Payment	310		511
Carrying Amount of Liability	1		5
Commercial Aerospace [Member]
Product Warranty Liability [Line Items]
Partner Share of Guarantor Obligations, Maximum Exposure, Undiscounted	140		141
Guarantee Type, Other
Product Warranty Liability [Line Items]
Carrying Amount of Liability	$ 108		$ 120