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Commitments and Contingencies (Lease Commitments) (Detail) $ in Millions | Dec. 31, 2018 USD ($)
--- | ---
Loss Contingencies [Line Items] |
2019 | $ 64
2020 | 61
2021 | 55
2022 | 47
2023 | 38
Thereafter | 384
Total | 649
Virginia Electric and Power Company |
Loss Contingencies [Line Items] |
2019 | 34
2020 | 32
2021 | 28
2022 | 22
2023 | 16
Thereafter | 106
Total | 238
Dominion Gas Holdings, LLC |
Loss Contingencies [Line Items] |
2019 | 12
2020 | 11
2021 | 9
2022 | 7
2023 | 4
Thereafter | 3
Total | $ 46

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