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Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2021
Revenue Recognition and Deferred Revenue [Abstract] |
Disaggregation of Revenue [Table Text Block] | The following table presents PGE’s revenue, disaggregated by customer type (in millions):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Retail: |  |  |  |  |  |  |
Residential | $ | 265 |  |  | $ | 245 |  |  | $ | 824 |  |  | $ | 747 |
Commercial | 186 |  |  | 164 |  |  | 518 |  |  | 463 |
Industrial | 65 |  |  | 58 |  |  | 187 |  |  | 162 |
Direct access customers | 11 |  |  | 12 |  |  | 35 |  |  | 35 |
Subtotal | 527 |  |  | 479 |  |  | 1,564 |  |  | 1,407 |
Alternative revenue programs, net of amortization | (12) |  |  | (9) |  |  | (23) |  |  | — |
Other accrued revenues, net | 1 |  |  | 7 |  |  | 12 |  |  | 13 |
Total retail revenues | 516 |  |  | 477 |  |  | 1,553 |  |  | 1,420 |
Wholesale revenues* | 112 |  |  | 56 |  |  | 186 |  |  | 130 |
Other operating revenues | 14 |  |  | 14 |  |  | 49 |  |  | 39 |
Total revenues | $ | 642 |  |  | $ | 547 |  |  | $ | 1,788 |  |  | $ | 1,589 |
* Wholesale revenues include $37 million and $31 million related to electricity commodity contract derivative settlements for the three months ended September 30, 2021 and 2020, respectively, and $46 million and $55 million for the nine months ended September 30, 2021 and 2020, respectively. Price risk management derivative activities are included within total revenues but do not represent revenues from contracts with customers as defined by GAAP. For further information, see Note 5, Risk Management.

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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