XML 58 R46.htm IDEA: XBRL DOCUMENT v3.26.1
SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION - Asset Retirement Obligations (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Asset Retirement Obligation $ 29 $ 29