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