v3.26.1
PLAN DESCRIPTION AND RELATED INFORMATION - International Equity Fund Target Allocations (Details) - Southern California Gas Company Retirement Savings Plan 002
Dec. 31, 2025
Dec. 31, 2024
Investment, Identifier [Axis]: AllianceBernstein U.S. Small & Mid Cap Value Collective Investment Trust    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 31.50% 31.50%
Investment, Identifier [Axis]: FIAM Select Emerging Market Equity Commingled Pool    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 24.20% 23.20%
Investment, Identifier [Axis]: FIAM Select International Small Cap Commingled Pool    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 13.30% 13.10%
Investment, Identifier [Axis]: Loomis Sayles Small/Mid Cap Growth Trust    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 31.50% 31.50%
Investment, Identifier [Axis]: MetWest Total Return Bond Fund    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 95.00% 95.00%
Investment, Identifier [Axis]: Schroder International Equity Trust    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 57.50% 58.70%
Investment, Identifier [Axis]: State Street All Cap Equity ex-U.S. Index Non-Lending Fund    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 5.00% 5.00%
Investment, Identifier [Axis]: State Street Russell Small/Mid Cap Index Non-Lending Series Fund    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 5.00% 5.00%
Investment, Identifier [Axis]: T. Rowe Price Institutional Small-Cap Stock Fund    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 32.00% 32.00%
Investment, Identifier [Axis]: Vanguard Total Bond Market Index    
EBP, Description of Plan [Line Items]    
EBP, investment fund, target allocation 5.00% 5.00%