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Related-Party Transactions (Tables) | 3 Months Ended
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Mar. 31, 2017
Virginia Electric and Power Company |
Related Party Transaction [Line Items] |
Schedule of Related Party Transactions | Presented below are Virginia Power's significant transactions with DRS and other affiliates:
| Three Months Ended March 31,
| 2017 | 2016
(millions) |  |
Commodity purchases from affiliates | $ | 212 |  | $ | 145 |
Services provided by affiliates(1) | 112 |  | 140 |
Services provided to affiliates | 5 |  | 5 |
(1) | Includes capitalized expenditures of $34 million and $39 million for the three months ended March 31, 2017 and 2016, respectively.
Dominion Gas Holdings, LLC |
Related Party Transaction [Line Items] |
Schedule of Related Party Transactions | The financial statements for all years presented include costs for certain general, administrative and corporate expenses assigned by DRS to Dominion Gas on the basis of direct and allocated methods in accordance with Dominion Gas’ services agreements with DRS. Where costs incurred cannot be determined by specific identification, the costs are allocated based on the proportional level of effort devoted by DRS resources that is attributable to the entity, determined by reference to number of employees, salaries and wages and other similar measures for the relevant DRS service. Management believes the assumptions and methodologies underlying the allocation of general corporate overhead expenses are reasonable. The costs of these services follow:
| Three Months Ended March 31,
| 2017 | 2016
(millions) |  |
Purchases of natural gas and transportation and storage services from affiliates | $ | — |  | $ | 3 |
Sales of natural gas and transportation and storage services to affiliates | 18 |  | 17 |
Services provided by related parties(1) | 35 |  | 39 |
Services provided to related parties (2) | 39 |  | 27 |
(1) | Includes capitalized expenditures of $8 million and $12 million for the three months ended March 31, 2017 and 2016, respectively.
(2) | Amounts primarily attributable to Atlantic Coast Pipeline.
The following table presents affiliated and related-party activity reflected in Dominion Gas' Consolidated Balance Sheets:
| March 31, 2017 | December 31, 2016
(millions) |  |
Other receivables(1) | $ | 11 |  | $ | 10 |
Imbalances receivable from affiliates(2) | 2 |  | 2 |
Imbalances payable to affiliates(3) | — |  | 4 |
Affiliated notes receivable(4) | 19 |  | 18 |
(1) Represents amounts due from Atlantic Coast Pipeline, a related-party VIE. (2) Amounts are presented in other current assets in Dominion Gas' Consolidated Balance Sheets. (3) Amounts are presented in other current liabilities in Dominion Gas' Consolidated Balance Sheets. (4) Amounts are presented in other deferred charges and other assets in Dominion Gas' Consolidated Balance Sheets.

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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