Quarterly report [Sections 13 or 15(d)]

LEASES - Lease Cost (Details)

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LEASES - Lease Cost (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Leases [Abstract]        
Operating lease costs $ 250 $ 232 $ 494 $ 463
Finance lease costs:        
Amortization of assets 45 27 89 62
Interest on lease obligations 13 5 24 12
Total finance lease costs 58 32 113 74
Variable lease costs 108 118 210 190
Short-term lease costs 302 207 635 419
Total lease costs $ 718 $ 589 $ 1,452 $ 1,146