v3.26.1
RELATED-PARTY TRANSACTIONS -Schedule of Related-Party Interest Income (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Related Party Transaction [Line Items]        
Interest, fees and bond issue cost amortization expense $ 42 $ 44 $ 84 $ 88
4.30% Long-term Note        
Related Party Transaction [Line Items]        
Interest rate     4.30%  
Affiliated Entity | 4.30% Long-term Note        
Related Party Transaction [Line Items]        
Interest, fees and bond issue cost amortization expense $ 6 $ 6 $ 13 $ 13