v3.26.3
FAIR VALUE MEASUREMENTS - RECURRING FAIR VALUE MEASURES (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Assets:    
Netting adjustment $ 73 $ 50
Total assets 1,575 1,354
Liabilities:    
Netting adjustment (45) (83)
Total liabilities 58 135
Disposal Group Held-for-sale    
Assets:    
Netting adjustment 66 33
Total assets 459 309
Liabilities:    
Netting adjustment (3) (5)
Derivative liabilities 8 69
Continuing Operations    
Assets:    
Total nuclear decommissioning trusts 899 902
Short-term investments held in Rabbi Trust 97 49
Support Agreement, net of related guarantee fees 37 41
Netting adjustment 7 17
Total assets 1,116 1,045
Continuing Operations | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 19 12
Continuing Operations | Equity securities    
Assets:    
Total nuclear decommissioning trusts 294 288
Continuing Operations | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 586 602
Continuing Operations | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 43 47
Continuing Operations | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 287 300
Continuing Operations | Other securities    
Assets:    
Total nuclear decommissioning trusts 256 255
Commodity contracts subject to rate recovery | Continuing Operations    
Assets:    
Netting adjustment 7 17
Derivative assets, Total 50 53
Liabilities:    
Netting adjustment (42) (78)
Derivative liabilities 50 66
Interest rate instruments | Disposal Group Held-for-sale    
Assets:    
Netting adjustment 0 0
Derivative assets, Total 318 267
Foreign exchange instruments | Disposal Group Held-for-sale    
Assets:    
Netting adjustment 0  
Derivative assets, Total 5  
Liabilities:    
Netting adjustment 0 0
Derivative liabilities 2 8
Foreign exchange instruments | Continuing Operations    
Assets:    
Derivative assets, Total 33  
Commodity contracts not subject to rate recovery | Disposal Group Held-for-sale    
Assets:    
Netting adjustment 66 33
Derivative assets, Total 136 42
Liabilities:    
Netting adjustment (3) (5)
Derivative liabilities 6 61
Level 1    
Assets:    
Total assets 436 373
Liabilities:    
Total liabilities 8 37
Level 1 | Disposal Group Held-for-sale    
Assets:    
Total assets 0 0
Liabilities:    
Derivative liability, before netting 0 0
Level 1 | Continuing Operations    
Assets:    
Total nuclear decommissioning trusts 334 322
Short-term investments held in Rabbi Trust 97 49
Support Agreement, net of related guarantee fees 0 0
Total assets 436 373
Level 1 | Continuing Operations | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 17 9
Level 1 | Continuing Operations | Equity securities    
Assets:    
Total nuclear decommissioning trusts 291 285
Level 1 | Continuing Operations | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 26 28
Level 1 | Continuing Operations | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 26 28
Level 1 | Continuing Operations | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 1 | Continuing Operations | Other securities    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 1 | Commodity contracts subject to rate recovery | Continuing Operations    
Assets:    
Derivative asset, before netting 5 2
Liabilities:    
Derivative liability, before netting 8 37
Level 1 | Interest rate instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 0 0
Level 1 | Foreign exchange instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 0  
Liabilities:    
Derivative liability, before netting 0 0
Level 1 | Foreign exchange instruments | Continuing Operations    
Assets:    
Derivative asset, before netting 0  
Level 1 | Commodity contracts not subject to rate recovery | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 0 0
Liabilities:    
Derivative liability, before netting 0 0
Level 2    
Assets:    
Total assets 946 879
Liabilities:    
Total liabilities 94 125
Level 2 | Disposal Group Held-for-sale    
Assets:    
Total assets 325 275
Liabilities:    
Derivative liability, before netting 10 18
Level 2 | Continuing Operations    
Assets:    
Total nuclear decommissioning trusts 565 580
Short-term investments held in Rabbi Trust 0 0
Support Agreement, net of related guarantee fees 0 0
Total assets 621 604
Level 2 | Continuing Operations | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 2 3
Level 2 | Continuing Operations | Equity securities    
Assets:    
Total nuclear decommissioning trusts 3 3
Level 2 | Continuing Operations | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 560 574
Level 2 | Continuing Operations | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 17 19
Level 2 | Continuing Operations | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 287 300
Level 2 | Continuing Operations | Other securities    
Assets:    
Total nuclear decommissioning trusts 256 255
Level 2 | Commodity contracts subject to rate recovery | Continuing Operations    
Assets:    
Derivative asset, before netting 23 24
Liabilities:    
Derivative liability, before netting 84 107
Level 2 | Interest rate instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 318 267
Level 2 | Foreign exchange instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 5  
Liabilities:    
Derivative liability, before netting 2 8
Level 2 | Foreign exchange instruments | Continuing Operations    
Assets:    
Derivative asset, before netting 33  
Level 2 | Commodity contracts not subject to rate recovery | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 2 8
Liabilities:    
Derivative liability, before netting 8 10
Level 3    
Assets:    
Total assets 120 52
Liabilities:    
Total liabilities 1 56
Level 3 | Disposal Group Held-for-sale    
Assets:    
Total assets 68 1
Liabilities:    
Derivative liability, before netting 1 56
Level 3 | Continuing Operations    
Assets:    
Total nuclear decommissioning trusts 0 0
Short-term investments held in Rabbi Trust 0 0
Support Agreement, net of related guarantee fees 37 41
Total assets 52 51
Level 3 | Continuing Operations | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Continuing Operations | Equity securities    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Continuing Operations | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Continuing Operations | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Continuing Operations | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Continuing Operations | Other securities    
Assets:    
Total nuclear decommissioning trusts 0 0
Level 3 | Commodity contracts subject to rate recovery | Continuing Operations    
Assets:    
Derivative asset, before netting 15 10
Liabilities:    
Derivative liability, before netting 0 0
Level 3 | Interest rate instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 0 0
Level 3 | Foreign exchange instruments | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 0  
Liabilities:    
Derivative liability, before netting 0 0
Level 3 | Foreign exchange instruments | Continuing Operations    
Assets:    
Derivative asset, before netting 0  
Level 3 | Commodity contracts not subject to rate recovery    
Liabilities:    
Derivative liabilities (67)  
Level 3 | Commodity contracts not subject to rate recovery | Disposal Group Held-for-sale    
Assets:    
Derivative asset, before netting 68 1
Liabilities:    
Derivative liability, before netting 1 56
San Diego Gas and Electric Company    
Assets:    
Total nuclear decommissioning trusts 899 902
Netting adjustment 27 12
Total assets 946 926
San Diego Gas and Electric Company | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 19 12
San Diego Gas and Electric Company | Equity securities    
Assets:    
Total nuclear decommissioning trusts 294 288
San Diego Gas and Electric Company | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 586 602
San Diego Gas and Electric Company | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 43 47
San Diego Gas and Electric Company | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 287 300
San Diego Gas and Electric Company | Other securities    
Assets:    
Total nuclear decommissioning trusts 256 255
San Diego Gas and Electric Company | Commodity contracts subject to rate recovery    
Assets:    
Netting adjustment 27 12
Derivative assets, Total 47 24
Liabilities:    
Netting adjustment (8) (17)
Derivative liabilities 0 0
San Diego Gas and Electric Company | Level 1    
Assets:    
Total nuclear decommissioning trusts 334 322
Total assets 339 324
San Diego Gas and Electric Company | Level 1 | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 17 9
San Diego Gas and Electric Company | Level 1 | Equity securities    
Assets:    
Total nuclear decommissioning trusts 291 285
San Diego Gas and Electric Company | Level 1 | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 26 28
San Diego Gas and Electric Company | Level 1 | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 26 28
San Diego Gas and Electric Company | Level 1 | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 1 | Other securities    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 1 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 5 2
Liabilities:    
Derivative liability, before netting 8 17
San Diego Gas and Electric Company | Level 2    
Assets:    
Total nuclear decommissioning trusts 565 580
Total assets 565 580
San Diego Gas and Electric Company | Level 2 | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 2 3
San Diego Gas and Electric Company | Level 2 | Equity securities    
Assets:    
Total nuclear decommissioning trusts 3 3
San Diego Gas and Electric Company | Level 2 | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 560 574
San Diego Gas and Electric Company | Level 2 | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 17 19
San Diego Gas and Electric Company | Level 2 | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 287 300
San Diego Gas and Electric Company | Level 2 | Other securities    
Assets:    
Total nuclear decommissioning trusts 256 255
San Diego Gas and Electric Company | Level 2 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 0 0
Liabilities:    
Derivative liability, before netting 0 0
San Diego Gas and Electric Company | Level 3    
Assets:    
Total nuclear decommissioning trusts 0 0
Total assets 15 10
San Diego Gas and Electric Company | Level 3 | Short-term investments, primarily cash equivalents    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Equity securities    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Total debt securities    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Municipal bonds    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Other securities    
Assets:    
Total nuclear decommissioning trusts 0 0
San Diego Gas and Electric Company | Level 3 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 15 10
Liabilities:    
Derivative liability, before netting 0 0
Southern California Gas Company | Commodity contracts subject to rate recovery    
Assets:    
Netting adjustment (20) 5
Derivative assets, Total 3 29
Liabilities:    
Netting adjustment (34) (61)
Derivative liabilities 50 66
Southern California Gas Company | Level 1 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 0 0
Liabilities:    
Derivative liability, before netting 0 20
Southern California Gas Company | Level 2 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 23 24
Liabilities:    
Derivative liability, before netting 84 107
Southern California Gas Company | Level 3 | Commodity contracts subject to rate recovery    
Assets:    
Derivative asset, before netting 0 0
Liabilities:    
Derivative liability, before netting $ 0 $ 0