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SEGMENT INFORMATION - Schedule of Segment Information Income Statement and Cash Flows (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Equity earnings, before income tax | $ 133 | $ 132 | $ 443 | $ 426
Equity earnings | 472 | 454 | 1,190 | 1,235
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT |  |  | 7,201 | 5,765
Interest income | 17 | 17 | 65 | 47
Interest expense | (403) | (328) | (1,195) | (944)
Net income, income tax (expense) benefit | (482) | 105 | (711) | 63
Earnings attributable to noncontrolling interests | (55) | (110) | (103) | (325)
Earnings attributable to common shares | 77 | 638 | 1,444 | 2,152
Operating Segments |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Equity earnings, before income tax | 133 | 132 | 443 | 426
Equity earnings, net of tax | 339 | 322 | 747 | 809
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT |  |  | 7,197 | 5,762
Earnings attributable to common shares | 96 | 738 | 1,651 | 2,443
Operating Segments | Sempra California |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT |  |  | 3,334 | 3,329
Revenues | 2,613 | 2,256 | 8,504 | 8,022
Depreciation and amortization | (591) | (536) | (1,727) | (1,585)
Interest income | 2 | 4 | 7 | 12
Interest expense | (234) | (213) | (687) | (627)
Net income, income tax (expense) benefit | 128 | 37 | 63 | (90)
Other segment items | (1,548) | (1,301) | (4,807) | (4,587)
Earnings attributable to common shares | 370 | 247 | 1,353 | 1,145
Operating Segments | Sempra Texas Utilities |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Equity earnings, before income tax | 1 | 2 | 4 | 6
Equity earnings, net of tax | 306 | 261 | 661 | 646
Equity earnings | 307 | 263 | 665 | 652
Other segment items | (1) | (2) | (5) | (6)
Earnings attributable to common shares | 306 | 261 | 660 | 646
Operating Segments | Sempra Infrastructure |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Equity earnings, before income tax | 132 | 130 | 439 | 420
Equity earnings, net of tax | 33 | 61 | 86 | 163
Equity earnings | 165 | 191 | 525 | 583
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT |  |  | 3,863 | 2,433
Revenues | 555 | 538 | 1,511 | 1,466
Depreciation and amortization | (69) | (76) | (223) | (221)
Interest income | 10 | 7 | 34 | 19
Interest expense | (16) | 0 | (87) | 0
Net income, income tax (expense) benefit | (792) | 43 | (1,045) | 67
Earnings attributable to noncontrolling interests | (55) | (110) | (103) | (325)
Other segment items | (378) | (363) | (974) | (937)
Earnings attributable to common shares | (580) | 230 | (362) | 652
Earnings attributable to common shares |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
CAPITAL EXPENDITURES FOR PROPERTY, PLANT AND EQUIPMENT |  |  | 4 | 3
Earnings attributable to common shares | $ (19) | $ (100) | $ (207) | $ (291)

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