FAIR VALUE MEASUREMENTS - Schedule of Proceeds from the Sale of Investments in Available-for-sale Debt Securities (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Proceeds from the sale of investments in available-for-sale securities, realized gains and losses on those sales, and interest and dividend income | ||||
| Sale proceeds | $ 13 | $ 3 | $ 33 | $ 30 |
| Realized losses | (1) | (1) | (3) | (3) |
| Interest and dividend income | $ 3 | $ 3 | $ 6 | $ 6 |