v3.25.2
GENERAL INFORMATION AND OTHER FINANCIAL DATA - INVENTORIES (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Inventory [Line Items]    
Natural gas $ 141 $ 163
LNG 12 27
Materials and supplies 472 369
Total 625 559 [1]
SDG&E    
Inventory [Line Items]    
Natural gas 1 1
LNG 0 0
Materials and supplies 252 201
Total 253 202 [1]
SoCalGas    
Inventory [Line Items]    
Natural gas 125 148
LNG 0 0
Materials and supplies 143 139
Total $ 268 $ 287 [1]
[1] Derived from audited financial statements.