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EQUITY (Narrative) (Details) - USD ($) |  |  |  |  | 3 Months Ended | 6 Months Ended | 7 Months Ended |  |
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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% |  |

X
- Definition Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument. + References No definition available. + Details
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