v3.26.1
REVENUES - Schedule of Revenues by Service Line (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of operating segments [line items]      
Revenues $ 3,668 $ 3,666 $ 2,503
Gas Transmission      
Disclosure of operating segments [line items]      
Revenues 1,430 1,357 1,483
Distribution      
Disclosure of operating segments [line items]      
Revenues 592 512 397
Leasing      
Disclosure of operating segments [line items]      
Revenues 1,374 1,568 385
Connections      
Disclosure of operating segments [line items]      
Revenues 244 192 200
Other      
Disclosure of operating segments [line items]      
Revenues $ 28 $ 37 $ 38