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Related-Party Transactions (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019
Virginia Electric and Power Company |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Commodity purchases from affiliates |  | $ 104 | $ 119 | $ 315 | $ 391 |
Services provided by affiliates | [1] | 114 | 161 | 235 | 280 |
Virginia Electric and Power Company | Affiliated Entity |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided to related parties |  | 4 | 8 | 9 | 14 |
Dominion Energy Gas Holdings, LLC |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by affiliates | [2] | 37 | 59 | 80 | 104 |
Services provided to related parties | [3] | 29 | 45 | 61 | 90 |
Other receivables | [4] | 7 |  | 7 |  | $ 7
Other deferred charges and other assets |  | 10 |  | 10 |  | 12
Dominion Energy Gas Holdings, LLC | Affiliated Entity |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Commodity purchases from affiliates |  | 3 | 0 | 6 | 0 |
Services provided to related parties |  | 60 | $ 60 | 128 | $ 127 |
Imbalances receivable from affiliates |  | 3 |  | 3 |  | 8
Imbalances payable to affiliates | [5] | $ 2 |  | $ 2 |  | $ 1
[1] | Includes capitalized expenditures of $34 million for both the three months ended June 30, 2020 and 2019, and $68 million and $67 million for the six months ended June 30, 2020 and 2019, respectively.
[2] | Includes capitalized expenditures of $4 million and $5 million for the three months ended June 30, 2020 and 2019, respectively, and $7 million and $11 million for the six months ended June 30, 2020 and 2019, respectively.
[3] | Amounts primarily attributable to Atlantic Coast Pipeline, a related-party VIE.
[4] | Represents amounts due from Atlantic Coast Pipeline, a related-party VIE.
[5] | Amounts are presented in other current liabilities in Dominion Energy Gas’ Consolidated Balance Sheets.

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