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EQUITY (Narrative) (Details) - USD ($)							3 Months Ended				9 Months Ended		10 Months Ended
	Oct. 04, 2022	Sep. 16, 2022	Jun. 17, 2022	May 15, 2022	Apr. 14, 2022	Jan. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Oct. 20, 2022	Sep. 15, 2022	Jul. 08, 2021	Apr. 30, 2021
Schedule Of Changes In Equity [Line Items]
Shares outstanding (in shares)													2,465,443,675
Cumulative and unpaid dividends						$ 59,100,000
Preferred stock dividend requirement				$ 3,500,000			$ 3,000,000	$ 4,000,000	$ 2,000,000
Non-GAAP core earnings threshold											$ 6,200,000,000
Pacific Gas & Electric Co (Utility)
Schedule Of Changes In Equity [Line Items]
Shares outstanding (in shares)													264,374,809
Preferred stock dividend requirement							3,000,000			$ 3,000,000	10,000,000	$ 10,000,000
Common stock dividends paid		$ 425,000,000	$ 425,000,000								$ 850,000,000	$ 0
Fire Victim Trust
Schedule Of Changes In Equity [Line Items]
Number of shares exchanged (in shares)					60,000,000	40,000,000					100,000,000
Shares sold, tax impact											$ 337,000,000
Fire Victim Trust | Subsequent Event
Schedule Of Changes In Equity [Line Items]
Number of shares exchanged (in shares)	35,000,000
Number of shares sold (in shares)													135,000,000
Preferred Stock
Schedule Of Changes In Equity [Line Items]
Dividends payable														$ 3,500,000
PG&E Corporation | Subsequent Event
Schedule Of Changes In Equity [Line Items]
Common stock, shares outstanding, adjusted (in shares)													1,644,956,495
PG&E Corporation | Common Stock | At The Market Equity Distribution Program
Schedule Of Changes In Equity [Line Items]
Sale of stock, number of shares issued in transaction, amount							$ 400,000,000				$ 400,000,000					$ 400,000,000
PG&E Corporation | Minimum
Schedule Of Changes In Equity [Line Items]
Percentage of equity security ownership with board of director approval							4.75%				4.75%				4.75%
PG&E Corporation | Minimum | Subsequent Event
Schedule Of Changes In Equity [Line Items]
Percentage of equity security ownership with board of director approval													3.16%

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