v3.26.3
Guarantees (Product Warranties) (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]    
Balance as of January 1 $ 1,035 $ 993
Warranties and performance guarantees issued 165 219
Settlements (170) (208)
Other (8) 6
Balance as of September 30 $ 1,022 $ 1,010