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DEBT (Schedule of Long-term Debt) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Feb. 18, 2022 | Dec. 31, 2021 | Nov. 12, 2021
--- | --- | --- | --- | ---
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | $ (2,268) |  | $ (4,481) |
Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | (2,241) |  | (4,455) |
PG&E Corporation |  |  |  |
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | (27) |  | (27) |
New Debt |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, net | 47,742 |  | 38,225 |
New Debt | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | 0 |  | (1,441) |
Long-term debt, net | 43,155 |  | 33,632 |
New Debt | PG&E Corporation |  |  |  |
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | (28) |  | (26) |
Unamortized discount/premium and debt issuance costs, net | (66) |  | (90) |
Long-term debt, net | 4,587 |  | 4,593 |
Term Loan, Stated Maturity 2025 | PG&E Corporation |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 2,681 |  | $ 2,709 |
Term Loan, Stated Maturity 2025 | PG&E Corporation | LIBOR |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 7.44% |  | 3.50% |
Senior Notes Due 2028 | PG&E Corporation |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.00% |  |  |
Long-term debt, gross | $ 1,000 |  | $ 1,000 |
Senior Notes Due 2030 | PG&E Corporation |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.25% |  |  |
Long-term debt, gross | $ 1,000 |  | 1,000 |
First Mortgage Bonds | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Less: current portion, net of unamortized discount and debt issuance costs | (2,072) |  | (2,996) |
Unamortized discount/premium and debt issuance costs, net | (195) |  | (190) |
Long-term debt, net | 32,135 |  | 31,816 |
First Mortgage Bonds, Variable, Stated Maturity 2022 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 0 |  | $ 500 |
First Mortgage Bonds, Variable, Stated Maturity 2022 | Pacific Gas & Electric Co (Utility) | LIBOR |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate |  |  | 1.69% |
First Mortgage Bonds, Stated Maturity 2022 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 1.75% |  |  |
Long-term debt, gross | $ 0 |  | $ 2,500 |
First Mortgage Bonds, Stated Maturity 2023 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 2,075 |  | 3,575 |
First Mortgage Bonds, Stated Maturity 2023 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 1.70% |  |  |
First Mortgage Bonds, Stated Maturity 2023 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.25% |  |  |
First Mortgage Bonds, Stated Maturity 2024 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate |  | 3.25% |  |
Long-term debt, gross | $ 1,800 |  | 800 |
Recovery Bonds |  | $ 1,000 |  |
First Mortgage Bonds, Stated Maturity 2024 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.25% |  |  |
First Mortgage Bonds, Stated Maturity 2024 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.75% |  |  |
First Mortgage Bonds, Stated Maturity 2025 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 1,925 |  | 1,475 |
First Mortgage Bonds, Stated Maturity 2025 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.45% |  |  |
First Mortgage Bonds, Stated Maturity 2025 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.95% |  |  |
First Mortgage Bonds, Stated Maturity 2026 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 2,551 |  | 2,551 |
First Mortgage Bonds, Stated Maturity 2026 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 2.95% |  |  |
First Mortgage Bonds, Stated Maturity 2026 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.15% |  |  |
First Mortgage Bonds, Stated Maturity 2027 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 3,000 |  | 2,550 |
First Mortgage Bonds, Stated Maturity 2027 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 2.10% |  |  |
First Mortgage Bonds, Stated Maturity 2027 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.45% |  |  |
First Mortgage Bonds, Stated Maturity 2028 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 1,975 |  | 1,975 |
First Mortgage Bonds, Stated Maturity 2028 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.00% |  |  |
First Mortgage Bonds, Stated Maturity 2028 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.65% |  |  |
First Mortgage Bonds, Stated Maturity 2029 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.20% | 4.20% |  |
Long-term debt, gross | $ 400 |  | 0 |
Recovery Bonds |  | $ 400 |  |
First Mortgage Bonds, Stated Maturity 2030 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.55% |  |  |
Long-term debt, gross | $ 3,100 |  | 3,100 |
First Mortgage Bonds, Stated Maturity 2031 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 3,000 |  | 3,000 |
First Mortgage Bonds, Stated Maturity 2031 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 2.50% |  |  |
First Mortgage Bonds, Stated Maturity 2031 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.25% |  |  |
First Mortgage Bonds, Stated Maturity 2032 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate |  | 4.40% |  |
Long-term debt, gross | $ 1,050 |  | 0 |
Recovery Bonds |  | $ 450 |  |
First Mortgage Bonds, Stated Maturity 2032 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.40% |  |  |
First Mortgage Bonds, Stated Maturity 2032 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.90% |  |  |
First Mortgage Bonds, Stated Maturity 2040 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 2,951 |  | 2,951 |
First Mortgage Bonds, Stated Maturity 2040 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.30% |  |  |
First Mortgage Bonds, Stated Maturity 2040 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.50% |  |  |
First Mortgage Bonds, Stated Maturity 2041 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 700 |  | 700 |
First Mortgage Bonds, Stated Maturity 2041 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.20% |  |  |
First Mortgage Bonds, Stated Maturity 2041 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.50% |  |  |
First Mortgage Bonds, Stated Maturity 2042 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 750 |  | 750 |
First Mortgage Bonds, Stated Maturity 2042 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.75% |  |  |
First Mortgage Bonds, Stated Maturity 2042 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.45% |  |  |
First Mortgage Bonds, Stated Maturity 2043 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.60% |  |  |
Long-term debt, gross | $ 375 |  | 375 |
First Mortgage Bonds, Stated Maturity 2044 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.75% |  |  |
Long-term debt, gross | $ 675 |  | 675 |
First Mortgage Bonds, Stated Maturity 2045 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.30% |  |  |
Long-term debt, gross | $ 600 |  | 600 |
First Mortgage Bonds, Stated Maturity 2046 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 1,050 |  | 1,050 |
First Mortgage Bonds, Stated Maturity 2046 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.00% |  |  |
First Mortgage Bonds, Stated Maturity 2046 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.25% |  |  |
First Mortgage Bonds, Stated Maturity 2047 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.95% |  |  |
Long-term debt, gross | $ 850 |  | 850 |
First Mortgage Bonds, Stated Maturity 2050 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | $ 5,025 |  | 5,025 |
First Mortgage Bonds, Stated Maturity 2050 | Pacific Gas & Electric Co (Utility) | Minimum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 3.50% |  |  |
First Mortgage Bonds, Stated Maturity 2050 | Pacific Gas & Electric Co (Utility) | Maximum |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 4.95% |  |  |
First Mortgage Bonds, Stated Maturity 2052 | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.25% | 5.25% |  |
Long-term debt, gross | $ 550 |  | 0 |
Recovery Bonds |  | $ 550 |  |
Recovery Bonds | Secured Debt |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | 9,292 |  | 860 |
Less: current portion, net of unamortized discount and debt issuance costs | (168) |  | (18) |
Recovery Bonds | 1,800 |  | 860 | $ 860
DWR Loan |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, net | 312 |  | 0 |
Receivables Securitization Program | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Long-term debt, gross | 1,184 |  | 974 |
Long-term debt, net | $ 1,184 |  | $ 974 |
Receivables Securitization Program | Pacific Gas & Electric Co (Utility) | LIBOR |  |  |  |
Debt [Line Items] |  |  |  |
Debt, average interest rate |  |  | 1.30% |
Receivables Securitization Program | Pacific Gas & Electric Co (Utility) | SOFR |  |  |  |
Debt [Line Items] |  |  |  |
Debt, average interest rate | 5.10% |  |  |
2 Year Term Loan | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Term Loan | $ 400 |  | $ 0 |
18-Months Term Loan | Pacific Gas & Electric Co (Utility) |  |  |  |
Debt [Line Items] |  |  |  |
Term Loan | $ 0 |  | $ 1,441 |
18-Months Term Loan | Pacific Gas & Electric Co (Utility) | LIBOR |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate |  |  | 2.38% |
18-Months Term Loan | Pacific Gas & Electric Co (Utility) | SOFR |  |  |  |
Debt [Line Items] |  |  |  |
Stated interest rate | 5.71% |  |  |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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