v3.26.1
Leases - Lease Cost (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Leases [Abstract]    
Operating lease cost $ 3,917 $ 3,240
Finance lease cost:    
Amortization of lease assets 733 873
Interest on lease liabilities 101 71
Finance lease cost 834 944
Variable lease cost 742 696
Total lease cost $ 5,493 $ 4,880