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Regulatory Matters - Summary of Additional Significant Riders Associated with Various Virginia Power Projects (Detail) $ in Millions | 6 Months Ended
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Jun. 30, 2019 USD ($)
Rider BW |
Public Utilities General Disclosures [Line Items] |
Approval Date | July 2019
Virginia Electric and Power Company | Rider BW |
Public Utilities General Disclosures [Line Items] |
Application Date | 2018-10
Rate Year Beginning | 2019-09
Total Revenue Requirement (millions) | $ 119
Increase (decrease) in revenue requirement | $ 3
Virginia Electric and Power Company | Rider US-2 |
Public Utilities General Disclosures [Line Items] |
Application Date | 2018-10
Approval Date | July 2019
Rate Year Beginning | 2019-09
Total Revenue Requirement (millions) | $ 15
Increase (decrease) in revenue requirement | $ 2
Virginia Electric and Power Company | Rider S |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-05
Approval Date | Pending
Rate Year Beginning | 2020-04
Total Revenue Requirement (millions) | $ 206
Increase (decrease) in revenue requirement | $ (9)
Virginia Electric and Power Company | Rider GV |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-05
Approval Date | Pending
Rate Year Beginning | 2020-04
Total Revenue Requirement (millions) | $ 137
Increase (decrease) in revenue requirement | $ 17
Virginia Electric and Power Company | Rider W |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-05
Approval Date | Pending
Rate Year Beginning | 2020-04
Total Revenue Requirement (millions) | $ 113
Increase (decrease) in revenue requirement | $ 8
Virginia Electric and Power Company | Rider R |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-05
Approval Date | Pending
Rate Year Beginning | 2020-04
Total Revenue Requirement (millions) | $ 49
Increase (decrease) in revenue requirement | $ (8)
Virginia Electric and Power Company | Rider B |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-05
Approval Date | Pending
Rate Year Beginning | 2020-04
Total Revenue Requirement (millions) | $ 32
Increase (decrease) in revenue requirement | $ (6)
Virginia Electric and Power Company | Rider US-3 |
Public Utilities General Disclosures [Line Items] |
Application Date | 2019-07
Approval Date | Pending
Rate Year Beginning | 2020-06
Total Revenue Requirement (millions) | $ 31
Increase (decrease) in revenue requirement | $ 21

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