v3.26.3
Liabilities, Commitments and Contingencies - Schedule of Product Warranty Activity (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Product Warranties [Roll Forward]    
Beginning balance – January 1 $ 2,797 $ 2,133
Additions for current year deliveries 178 136
Reductions for payments made (248) (254)
Changes in estimates 478 384
Ending balance – September 30 $ 3,205 $ 2,399