v3.25.4
LEASES - Lease Position (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Assets    
Current operating lease assets $ 6,244 $ 6,644
Finance lease assets $ 835 $ 825
Finance lease asset, balance sheet Property and equipment, net of accumulated depreciation and amortization of $24,719 and $23,228 Property and equipment, net of accumulated depreciation and amortization of $24,719 and $23,228
Total lease assets $ 7,079 $ 7,469
Liabilities    
Current operating lease liabilities 809 763
Current finance lease liabilities $ 233 $ 374
Finance lease liability, current, balance sheet Current maturities of debt and finance leases Current maturities of debt and finance leases
Noncurrent operating leases $ 5,353 $ 5,814
Noncurrent finance lease liabilities $ 572 $ 473
Finance lease liability, noncurrent, balance sheet Debt and finance leases Debt and finance leases
Total lease liabilities $ 6,967 $ 7,424
Operating leases, weighted-average remaining lease term 12 years 12 years
Finance leases, weighted-average remaining lease term 3 years 3 years
Operating leases, weighted-average discount rate 4.21% 4.28%
Finance leases, weighted-average discount rate 3.63% 3.53%
Fleet Lease    
Assets    
Current operating lease assets $ 2,575 $ 2,910
Liabilities    
Current operating lease liabilities 591 551
Noncurrent operating leases 2,190 2,627
Operating leases, interest 140 165
Ground and Other Lease    
Assets    
Current operating lease assets 3,669 3,734
Liabilities    
Current operating lease liabilities 218 212
Noncurrent operating leases $ 3,163 $ 3,187