SHARE-BASED PAYMENTS - Schedule of Share-based Payment Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Share-based payments [Abstract] | ||||
| Equity-settled share-based payment expense | $ 4 | $ 7 | $ 10 | $ 17 |
| Cash-settled share-based payment expense | 0 | 2 | 1 | 2 |
| Total share-based compensation expense | $ 4 | $ 9 | $ 11 | $ 19 |