v3.26.1
FAIR VALUE MEASUREMENTS (Tables)
6 Months Ended
Jun. 30, 2026
Fair Value Disclosures [Abstract]  
Schedule of Assets/(Liabilities) Measured at Fair Value on a Recurring Basis
Assets/(Liabilities) Measured at Fair Value on a Recurring Basis
(in millions)June 30,
2026
Level 1Level 2Level 3
Cash equivalents$3,010 $3,010 $— $— 
Restricted cash equivalents108 108 — — 
Long-term investments and related3,572 3,238 306 28 
Fuel hedge contracts29 — 29 — 

(in millions)December 31,
2025
Level 1Level 2Level 3
Cash equivalents$2,868 $2,868 $— $— 
Restricted cash equivalents191 191 — — 
Long-term investments and related3,644 3,366 217 61 
Fuel hedge contracts— —