v3.26.1
INTEREST IN THE MASTER TRUST - Net Assets Available for Benefits (Details) - Southern California Gas Company Retirement Savings Plan 002 - USD ($)
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Non-interest bearing cash $ 523,000 $ 49,000
Dividends receivable 4,378,000 4,721,000
NET ASSETS AVAILABLE FOR BENEFITS 3,265,091,000 3,083,033,000
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 3,193,465,000 3,012,991,000
Non-interest bearing cash 523,000 49,000
Dividends receivable 4,378,000 4,721,000
Employer contributions receivable 0 0
Participant contributions receivable 0 0
NET ASSETS AVAILABLE FOR BENEFITS 3,198,366,000 3,017,761,000
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 592,932,000 665,310,000
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 249,340,000 216,826,000
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 $ 2,351,193,000 $ 2,130,855,000