XML 104 R82.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Operating Segments (Schedule of Segment Reporting Information, by Segment) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | $ 3,384 | $ 2,921
Net income (loss) attributable to Dominion |  | 632 | 524
DVP |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 559 | 561
Dominion Generation |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 1,656 | 1,696
Dominion Energy |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 1,167 | 663
Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 155 | 195
Operating Segments | DVP |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 554 | 556
Net income (loss) attributable to Dominion |  | 125 | 120
Operating Segments | Dominion Generation |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 1,653 | 1,693
Net income (loss) attributable to Dominion |  | 261 | 245
Operating Segments | Dominion Energy |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 901 | 485
Net income (loss) attributable to Dominion |  | 263 | 186
Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 3 | 3
Net income (loss) attributable to Dominion |  | (17) | (27)
Intersegment revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | (426) | (378)
Intersegment revenue | DVP |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 5 | 5
Intersegment revenue | Dominion Generation |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 3 | 3
Intersegment revenue | Dominion Energy |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 266 | 178
Intersegment revenue | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 152 | 192
Adjustments/Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 273 | 184
Net income (loss) attributable to Dominion |  | 0 | 0
Eliminations |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | (153) | (194)
Virginia Electric and Power Company |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers | [1] | 1,831 | 1,890
Net income (loss) attributable to Dominion |  | 356 | 263
Virginia Electric and Power Company | Operating Segments | DVP |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 557 | 557
Net income (loss) attributable to Dominion |  | 125 | 118
Virginia Electric and Power Company | Operating Segments | Dominion Generation |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 1,274 | 1,333
Net income (loss) attributable to Dominion |  | 223 | 166
Virginia Electric and Power Company | Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 0 | 0
Net income (loss) attributable to Dominion |  | 8 | (21)
Dominion Gas Holdings, LLC |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers | [2] | 490 | 431
Net income (loss) attributable to Dominion |  | 108 | 98
Dominion Gas Holdings, LLC | Operating Segments | Dominion Energy |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 490 | 431
Net income (loss) attributable to Dominion |  | 109 | 103
Dominion Gas Holdings, LLC | Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Total revenue from external customers |  | 0 | 0
Net income (loss) attributable to Dominion |  | $ (1) | $ (5)
[1] | See Note 17 for amounts attributable to affiliates.
[2] | See Note 17 for amounts attributable to related parties.

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=51831255 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=51831270 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_SalesRevenueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=d_DominionVirginiaPowerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=d_DominionGenerationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=d_DominionEnergyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateAndOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_MaterialReconcilingItemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_ConsolidationEliminationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=d_VirginiaElectricAndPowerCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=d_DominionGasHoldingsLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |