v3.26.1
SEGMENT INFORMATION - Schedule of Segment Information Income Statement and Cash Flows (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Equity earnings, before income tax $ 167 $ 169 $ 315 $ 310
Equity earnings 547 393 914 718
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT     4,687 4,640
Operation and maintenance (1,251) (1,239) (2,493) (2,582)
Interest income 38 14 78 48
Interest expense (430) (359) (812) (792)
Net income, income tax (expense) benefit (112) (172) (177) (229)
Earnings attributable to contingently redeemable noncontrolling interest (4) 0 (10) 0
Earnings attributable to common shares 796 461 1,833 1,367
Operating Segments        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Equity earnings, before income tax 167 169 315 310
Equity earnings, net of tax 380 224 599 408
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT     4,685 4,637
Earnings attributable to common shares 873 539 2,026 1,555
Operating Segments | Sempra California        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Equity earnings    
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT     1,901 2,315
Revenues 2,511 2,490 5,742 5,891
Operation and maintenance (995) (1,000) (2,011) (2,175)
Depreciation and amortization (607) (574) (1,224) (1,136)
Interest income 5 3 7 5
Interest expense (256) (228) (500) (453)
Net income, income tax (expense) benefit (39) (13) (128) (65)
Earnings attributable to noncontrolling interests    
Earnings attributable to contingently redeemable noncontrolling interest      
Other segment items (322) (419) (869) (1,084)
Earnings attributable to common shares 297 259 1,017 983
Operating Segments | Sempra Texas Utilities        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Equity earnings, before income tax 2 1 4 3
Equity earnings, net of tax 346 209 517 355
Equity earnings 348 210 521 358
Earnings attributable to noncontrolling interests    
Earnings attributable to contingently redeemable noncontrolling interest      
Other segment items (2) (2) (4) (4)
Earnings attributable to common shares 346 208 517 354
Operating Segments | Sempra Infrastructure        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Equity earnings, before income tax 165 168 311 307
Equity earnings, net of tax 34 15 82 53
Equity earnings 199 183 393 360
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT     2,784 2,322
Revenues 512 530 955 956
Operation and maintenance (229) (213) (450) (387)
Depreciation and amortization (3) (78) (6) (154)
Interest income 26 5 59 24
Interest expense (10) 6 0 (71)
Net income, income tax (expense) benefit (157) (231) (171) (253)
Earnings attributable to noncontrolling interests (141) (46) (248) (48)
Earnings attributable to contingently redeemable noncontrolling interest 4   (10)  
Other segment items 37 (84) (30) (209)
Earnings attributable to common shares 230 72 492 218
Earnings attributable to common shares        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT     2 3
Earnings attributable to common shares $ (77) $ (78) $ (193) $ (188)