EQUITY (Narrative) (Details) - USD ($)					3 Months Ended			6 Months Ended		7 Months Ended
	Jun. 17, 2022	Apr. 14, 2022	Feb. 08, 2022	Jan. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Jul. 21, 2022	Jul. 08, 2021	Apr. 30, 2021
Schedule Of Changes In Equity [Line Items]
Shares outstanding (in shares)										2,465,411,810
Cumulative and unpaid dividends				$ 59,100,000
Preferred stock dividend requirement			$ 3,500,000		$ 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					4,000,000		$ 4,000,000	7,000,000	$ 7,000,000
Common stock dividends paid	$ 425,000,000							$ 425,000,000	$ 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 sold (in shares)										100,000,000
PG&E Corporation | Subsequent Event
Schedule Of Changes In Equity [Line Items]
Common stock, shares outstanding, adjusted (in shares)										1,609,924,630
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										3.10%