SPECIAL CHARGES (CREDITS) - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Restructuring and Related Activities [Abstract] | ||
| Net gains primarily related to gains on various aircraft sale-leaseback transactions | $ 108 | $ (13) |