PENSION AND POSTRETIREMENT EMPLOYEE BENEFIT PLANS - Underfunded Plans (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| U.S. Plan | ||
| Underfunded plans having accumulated benefit obligations exceeding the fair value of plan assets | ||
| Projected benefit obligation | $ 158 | $ 161 |
| Accumulated benefit obligation | 158 | 161 |
| Fair value of plan assets | 155 | 155 |
| Non-U.S. Plans | ||
| Underfunded plans having accumulated benefit obligations exceeding the fair value of plan assets | ||
| Projected benefit obligation | 36 | 35 |
| Accumulated benefit obligation | 31 | 30 |
| Fair value of plan assets | $ 3 | $ 4 |