SUPPLEMENTAL DISCLOSURES - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Non-cash investing and financing activities: | ||
| Assets acquired under finance lease and other arrangements | $ 85 | $ 219 |
| Settlement of PRSU awards | 109 | 62 |
| Accrued debt tender fees | $ 0 | $ 95 |