v3.26.1
INTEREST IN THE MASTER TRUST - Net Assets Available for Benefits (Details) - Sempra Savings Plan 002 - USD ($)
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Dividends receivable $ 487,000 $ 495,000
Employer contributions receivable 2,000 0
Participant contributions receivable 1,000 0
NET ASSETS AVAILABLE FOR BENEFITS 562,120,000 500,023,000
EBP, Nonconsolidated, Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 5,951,845,000 5,607,355,000
Non-interest bearing cash 778,000 50,000
Dividends receivable 7,639,000 8,271,000
Employer contributions receivable 2,000 3,000
Participant contributions receivable 1,000 0
NET ASSETS AVAILABLE FOR BENEFITS 5,960,265,000 5,615,679,000
EBP, Nonconsolidated, Plan Interest in Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 558,441,000 496,399,000
Non-interest bearing cash 0 0
Dividends receivable 487,000 495,000
Employer contributions receivable 2,000 0
Participant contributions receivable 1,000 0
NET ASSETS AVAILABLE FOR BENEFITS 558,931,000 496,894,000
Sempra common stock | EBP, Nonconsolidated, Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 1,034,401,000 1,165,804,000
Sempra common stock | EBP, Nonconsolidated, Plan Interest in Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 66,688,000 69,601,000
Mutual funds | EBP, Nonconsolidated, Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 442,746,000 400,835,000
Mutual funds | EBP, Nonconsolidated, Plan Interest in Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 35,561,000 30,166,000
Common/collective trusts | EBP, Nonconsolidated, Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments 4,474,698,000 4,040,716,000
Common/collective trusts | EBP, Nonconsolidated, Plan Interest in Master Trust    
EBP, Master Trust [Line Items]    
Master Trust investments $ 456,192,000 $ 396,632,000