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FAIR VALUE MEASUREMENTS - Activity And Maturities For Marketable Securities (Details) - USD ($) $ in Millions | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | ---
Cost Basis |  |
Due in one year or less | $ 240 |
Due after one year through five years | 916 |
Due after five years through ten years | 153 |
Due after ten years | 1 |
No maturity date | 6 |
Total | 1,316 |
Fair Value |  |
Due in one year or less | 240 |
Due after one year through five years | 915 |
Due after five years through ten years | 152 |
Due after ten years | 1 |
No maturity date | 9 |
Total | $ 1,317 | $ 1,496

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