STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - SCG - USD ($) $ in Millions	Total	Preferred stock	Common stock	Retained earnings	Accumulated other comprehensive income (loss)	SoCalGas	SoCalGas Preferred stock	SoCalGas Common stock	SoCalGas Retained earnings	SoCalGas Accumulated other comprehensive income (loss)
Beginning Balance at Dec. 31, 2020	$ 24,934	$ 3,147	$ 7,053	$ 13,673	$ (500)	$ 5,144	$ 22	$ 866	$ 4,287	$ (31)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,463			1,318		(426)			(426)
Other comprehensive income (loss)	171				160
Preferred stock dividends declared						(1)			(1)
Common stock dividends declared	(1,379)			(1,379)		(75)			(75)
Equity contributions from Sempra						800		800
Ending balance at Dec. 31, 2021	27,419	889	11,862	13,548	(318)	5,442	22	1,666	3,785	(31)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	2,285			2,139		600			600
Other comprehensive income (loss)	228				174	7				7
Preferred stock dividends declared						(1)			(1)
Common stock dividends declared	(1,441)			(1,441)
Equity contributions from Sempra						650		650
Ending balance at Dec. 31, 2022	29,256	889	12,160	14,201	(135)	6,698	22	2,316	4,384	(24)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	3,618			3,075		812			812
Other comprehensive income (loss)	3				31	1				1
Preferred stock dividends declared						(1)			(1)
Common stock dividends declared	(1,499)			(1,499)		(100)			(100)
Ending balance at Dec. 31, 2023	$ 33,654	$ 889	$ 12,204	$ 15,732	$ (150)	$ 7,410	$ 22	$ 2,316	$ 5,095	$ (23)