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v3.22.2.2

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Revenues Disaggregated by Type of Customer) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | $ 5,394 | $ 5,465 | $ 16,310 | $ 15,396
Electric |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 3,895 | 4,181 | 11,743 | 11,527
Natural gas |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 1,499 | 1,284 | 4,567 | 3,869
Pacific Gas & Electric Co (Utility) |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 5,394 | 5,465 | 16,310 | 15,396
Pacific Gas & Electric Co (Utility) | Electric |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 5,285 | 4,630 | 11,735 | 11,113
Regulatory balancing accounts | (1,390) | (449) | 8 | 414
Total operating revenues | 3,895 | 4,181 | 11,743 | 11,527
Pacific Gas & Electric Co (Utility) | Electric | Residential |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 2,128 | 1,962 | 4,834 | 4,778
Pacific Gas & Electric Co (Utility) | Electric | Commercial |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 1,711 | 1,580 | 4,135 | 3,776
Pacific Gas & Electric Co (Utility) | Electric | Industrial |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 534 | 467 | 1,206 | 1,099
Pacific Gas & Electric Co (Utility) | Electric | Agricultural |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 777 | 655 | 1,477 | 1,238
Pacific Gas & Electric Co (Utility) | Electric | Public street and highway lighting |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 20 | 18 | 57 | 53
Pacific Gas & Electric Co (Utility) | Electric | Other |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 115 | (52) | 26 | 169
Pacific Gas & Electric Co (Utility) | Natural gas |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 926 | 736 | 3,806 | 3,234
Regulatory balancing accounts | 573 | 548 | 761 | 635
Total operating revenues | 1,499 | 1,284 | 4,567 | 3,869
Pacific Gas & Electric Co (Utility) | Natural gas | Residential |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 392 | 295 | 2,243 | 1,921
Pacific Gas & Electric Co (Utility) | Natural gas | Commercial |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 162 | 102 | 703 | 486
Pacific Gas & Electric Co (Utility) | Natural gas | Transportation service only |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | 356 | 323 | 1,111 | 995
Pacific Gas & Electric Co (Utility) | Natural gas | Other |  |  |  |
Disaggregation of Revenue [Abstract] |  |  |  |
Total operating revenues | $ 16 | $ 16 | $ (251) | $ (168)

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