SEMPRA – INVESTMENTS IN UNCONSOLIDATED ENTITIES - Other Equity Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Interest expense	$ (1,049)	$ (1,309)	$ (1,054)
Net income	3,500	3,618	2,285
Total current assets	5,285	5,470
Current liabilities	9,676	10,090
Other
Schedule of Equity Method Investments [Line Items]
Gross revenues	2,962	3,083	2,959
Operating expenses	(820)	(776)	(772)
Operating income (loss)	2,142	2,307	2,187
Interest expense	(547)	(570)	(505)
Net income	1,688	1,499	$ 1,537
Total current assets	1,134	1,216
Noncurrent assets	14,687	14,826
Current liabilities	1,130	1,255
Noncurrent liabilities	$ 10,051	$ 10,786