v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Estimated Fair Values and Carrying Values of Long-Term Debt (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
FAIR VALUE OF FINANCIAL INSTRUMENTS    
CARRYING VALUE $ 5,425 $ 5,572
FAIR VALUE (LEVEL 2) 5,376 5,592
Commercial Paper Program    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
CARRYING VALUE 250 0
FAIR VALUE (LEVEL 2) 250 0
Fixed rate    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
CARRYING VALUE 3,828 4,225
FAIR VALUE (LEVEL 2) 3,776 4,242
Variable rate    
FAIR VALUE OF FINANCIAL INSTRUMENTS    
CARRYING VALUE 1,347 1,347
FAIR VALUE (LEVEL 2) $ 1,350 $ 1,350