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Equity (Tables) | 12 Months Ended
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Dec. 31, 2020
Schedule of Accumulated Other Comprehensive Income (Loss) | Presented in the table below is a summary of AOCI by component:
At December 31, |  | 2020 |  |  | 2019 |
(millions) |  |  |  |  |  |  |  |
Dominion Energy |  |  |  |  |  |  |  |
Net deferred losses on derivatives-hedging activities, net of $141 and $135 tax |  | $ | (419 | ) |  | $ | (407 | )
Net unrealized gains on nuclear decommissioning trust funds, net of $(21) and $(13) tax |  |  | 62 |  |  |  | 37 |
Net unrecognized pension and other postretirement benefit costs, net of $478 and $492 tax |  |  | (1,359 | ) |  |  | (1,421 | )
Other comprehensive loss from equity method investees, net of $— and $1 tax |  |  | (1 | ) |  |  | (2 | )
Total AOCI |  | $ | (1,717 | ) |  | $ | (1,793 | )
Virginia Power |  |  |  |  |  |  |  |
Net deferred losses on derivatives-hedging activities, net of $21 and $11 tax |  | $ | (60 | ) |  | $ | (34 | )
Net unrealized gains on nuclear decommissioning trust funds, net of $(3) and $(1) tax |  |  | 8 |  |  |  | 5 |
Total AOCI |  | $ | (52 | ) |  | $ | (29 | )
Dominion Energy The following table presents Dominion Energy’s changes in AOCI by component, net of tax:
|  | Deferred gains and losses on derivatives-hedging activities |  |  | Unrealized gains and losses on investment securities |  |  | Unrecognized pension and other postretirement benefit costs |  |  | Other comprehensive loss from equity method investees |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Year Ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (407 | ) |  | $ | 37 |  |  | $ | (1,421 | ) |  | $ | (2 | ) |  | $ | (1,793 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | (239 | ) |  |  | 43 |  |  |  | 25 |  |  |  | 1 |  |  |  | (170 | )
Amounts reclassified from AOCI: (gains) losses(1) |  |  | 227 |  |  |  | (18 | ) |  |  | 37 |  |  |  | — |  |  |  | 246 |
Net current period other comprehensive income (loss) |  |  | (12 | ) |  |  | 25 |  |  |  | 62 |  |  |  | 1 |  |  |  | 76 |
Ending balance |  | $ | (419 | ) |  | $ | 62 |  |  | $ | (1,359 | ) |  | $ | (1 | ) |  | $ | (1,717 | )
Year Ended December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (235 | ) |  | $ | 2 |  |  | $ | (1,465 | ) |  | $ | (2 | ) |  | $ | (1,700 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | (110 | ) |  |  | 39 |  |  |  | (22 | ) |  |  | — |  |  |  | (93 | )
Amounts reclassified from AOCI: (gains) losses(1) |  |  | (62 | ) |  |  | (4 | ) |  |  | 66 |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | (172 | ) |  |  | 35 |  |  |  | 44 |  |  |  | — |  |  |  | (93 | )
Ending balance |  | $ | (407 | ) |  | $ | 37 |  |  | $ | (1,421 | ) |  | $ | (2 | ) |  | $ | (1,793 | )
(1) | See table below for details about these reclassifications.
Reclassification out of Accumulated Other Comprehensive Income | The following table presents Dominion Energy’s reclassifications out of AOCI by component:
Details about AOCI components |  | Amounts reclassified from AOCI |  |  | Affected line item in the Consolidated Statements of Income
(millions) |  |  |  |  |  |
Year Ended December 31, 2020 |  |  |  |  |  |
Deferred (gains) and losses on derivatives-hedging activities: |  |  |  |  |  |
Commodity contracts |  | $ | (25 | ) |  | Operating revenue
|  |  | 4 |  |  | Purchased gas
|  |  | (2 | ) |  | Discontinued operations
Interest rate contracts |  |  | 83 |  |  | Interest and related charges
|  |  | 236 |  |  | Discontinued operations
Foreign currency contracts |  |  | 6 |  |  | Discontinued operations
Total |  |  | 302 |  |  |
Tax |  |  | (75 | ) |  | Income tax expense
Total, net of tax |  | $ | 227 |  |  |
Unrealized (gains) and losses on investment securities: |  |  |  |  |  |
Realized (gain) loss on sale of securities |  | $ | (24 | ) |  | Other income
Total |  |  | (24 | ) |  |
Tax |  |  | 6 |  |  | Income tax expense
Total, net of tax |  | $ | (18 | ) |  |
Unrecognized pension and other postretirement benefit costs: |  |  |  |  |  |
Amortization of prior-service costs (credits) |  | $ | (84 | ) |  | Other income
Amortization of actuarial losses |  |  | 134 |  |  | Other income
Total |  |  | 50 |  |  |
Tax |  |  | (13 | ) |  | Income tax expense
Total, net of tax |  | $ | 37 |  |  |
Year Ended December 31, 2019 |  |  |  |  |  |
Deferred (gains) and losses on derivatives-hedging activities: |  |  |  |  |  |
Commodity contracts |  | $ | (142 | ) |  | Operating revenue
|  |  | 3 |  |  | Purchased gas
|  |  | (4 | ) |  | Discontinued operations
Interest rate contracts |  |  | 49 |  |  | Interest and related charges
|  |  | 5 |  |  | Discontinued operations
Foreign currency contracts |  |  | 6 |  |  | Discontinued operations
Total |  |  | (83 | ) |  |
Tax |  |  | 21 |  |  | Income tax expense
Total, net of tax |  | $ | (62 | ) |  |
Unrealized (gains) and losses on investment securities: |  |  |  |  |  |
Realized (gain) loss on sale of securities |  | $ | (5 | ) |  | Other income
Total |  |  | (5 | ) |  |
Tax |  |  | 1 |  |  | Income tax expense
Total, net of tax |  | $ | (4 | ) |  |
Unrecognized pension and other postretirement benefit costs: |  |  |  |  |  |
Prior-service costs (credits) |  | $ | (24 | ) |  | Other income
Actuarial losses |  |  | 113 |  |  | Other income
Total |  |  | 89 |  |  |
Tax |  |  | (23 | ) |  | Income tax expense
Total, net of tax |  | $ | 66 |  |  |
Summary of Restricted Stock Activity | The following table provides a summary of restricted stock activity for the years ended December 31, 2020, 2019, and 2018:
|  | Shares |  |  | Weighted - average Grant Date Fair Value |
|  | (thousands) |  |  |  |  |
Nonvested at December 31, 2017 |  |  | 1,043 |  |  | $ | 73.32 |
Granted |  |  | 534 |  |  |  | 72.92 |
Vested |  |  | (316 | ) |  |  | 73.59 |
Cancelled and forfeited |  |  | (53 | ) |  |  | 74.25 |
Nonvested at December 31, 2018 |  |  | 1,208 |  |  | $ | 73.03 |
Granted |  |  | 614 |  |  |  | 76.49 |
Vested |  |  | (324 | ) |  |  | 71.75 |
Cancelled and forfeited |  |  | (96 | ) |  |  | 77.16 |
Nonvested at December 31, 2019 |  |  | 1,402 |  |  | $ | 74.77 |
Granted |  |  | 531 |  |  |  | 81.74 |
Vested |  |  | (424 | ) |  |  | 74.39 |
Cancelled and forfeited |  |  | (99 | ) |  |  | 81.59 |
Nonvested at December 31, 2020 |  |  | 1,410 |  |  | $ | 77.41 |
Virginia Electric and Power Company |
Schedule of Accumulated Other Comprehensive Income (Loss) | Virginia Power The following table presents Virginia Power’s changes in AOCI by component, net of tax:
|  | Deferred gains and losses on derivatives-hedging activities |  |  | Unrealized gains and losses on investment securities |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |
Year Ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (34 | ) |  | $ | 5 |  |  | $ | (29 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | (28 | ) |  |  | 6 |  |  |  | (22 | )
Amounts reclassified from AOCI: (gains) losses(1) |  |  | 2 |  |  |  | (3 | ) |  |  | (1 | )
Net current period other comprehensive income (loss) |  |  | (26 | ) |  |  | 3 |  |  |  | (23 | )
Ending balance |  | $ | (60 | ) |  | $ | 8 |  |  | $ | (52 | )
Year Ended December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (13 | ) |  | $ | 1 |  |  | $ | (12 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | (22 | ) |  |  | 5 |  |  |  | (17 | )
Amounts reclassified from AOCI: gains (losses)(1) |  |  | 1 |  |  |  | (1 | ) |  |  | — |
Net current period other comprehensive income (loss) |  |  | (21 | ) |  |  | 4 |  |  |  | (17 | )
Ending balance |  | $ | (34 | ) |  | $ | 5 |  |  | $ | (29 | )
(1) | See table below for details about these reclassifications.
Reclassification out of Accumulated Other Comprehensive Income | The following table presents Virginia Power’s reclassifications out of AOCI by component:
Details about AOCI components |  | Amounts reclassified from AOCI |  |  | Affected line item in the Consolidated Statements of Income
(millions) |  |  |  |  |  |
Year Ended December 31, 2020 |  |  |  |  |  |
(Gains) losses on cash flow hedges: |  |  |  |  |  |
Interest rate contracts |  | $ | 2 |  |  | Interest and related charges
Total |  |  | 2 |  |  |
Tax |  |  | — |  |  | Income tax expense
Total, net of tax |  | $ | 2 |  |  |
Unrealized (gains) and losses on investment securities: |  |  |  |  |  |
Realized (gain) loss on sale of securities |  | $ | (4 | ) |  | Other income
Total |  |  | (4 | ) |  |
Tax |  |  | 1 |  |  | Income tax expense
Total, net of tax |  | $ | (3 | ) |  |
Year Ended December 31, 2019 |  |  |  |  |  |
(Gains) losses on cash flow hedges: |  |  |  |  |  |
Interest rate contracts |  | $ | 1 |  |  | Interest and related charges
Total |  |  | 1 |  |  |
Tax |  |  | — |  |  | Income tax expense
Total, net of tax |  | $ | 1 |  |  |
Unrealized (gains) and losses on investment securities: |  |  |  |  |  |
Realized (gain) loss on sale of securities |  | $ | (2 | ) |  | Other income
Total |  |  | (2 | ) |  |
Tax |  |  | 1 |  |  | Income tax expense
Total, net of tax |  | $ | (1 | ) |  |

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