INVESTMENTS - Recognition and Measurement of Impairment (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Investments, Debt and Equity Securities [Abstract] | ||
| Impairment losses recognized in earnings for debt securities that the Company intends to sell, would more-likely-than-not be required to sell or will be subject to an issuer call deemed probable of exercise | $ 113 | $ 3 |
| Debt Securities, Available-for-Sale, Realized Gain (Loss) | $ 113 | $ 3 |