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Accumulated Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
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Sep. 30, 2024
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Dominion Energy’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Pension and other postretirement benefit costs(4) |  |  | Equity Method Investees(5) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Three Months Ended September 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (191 | ) |  | $ | (13 | ) |  | $ | (1,483 | ) |  | $ | — |  |  | $ | (1,687 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | (7 | ) |  |  | 32 |  |  |  | 4 |  |  |  | — |  |  |  | 29 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 11 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 11 |
Other income (expense) |  |  | — |  |  |  | (2 | ) |  |  | (4 | ) |  |  | — |  |  |  | (6 | )
Total |  |  | 11 |  |  |  | (2 | ) |  |  | (4 | ) |  |  | — |  |  |  | 5 |
Income tax expense (benefit) |  |  | (3 | ) |  |  | 1 |  |  |  | 1 |  |  |  | — |  |  |  | (1 | )
Total, net of tax |  |  | 8 |  |  |  | (1 | ) |  |  | (3 | ) |  |  | — |  |  |  | 4 |
Net current period other comprehensive income (loss) |  |  | 1 |  |  |  | 31 |  |  |  | 1 |  |  |  | — |  |  |  | 33 |
Ending balance |  | $ | (190 | ) |  | $ | 18 |  |  | $ | (1,482 | ) |  | $ | — |  |  | $ | (1,654 | )
Three Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (236 | ) |  | $ | (29 | ) |  | $ | (1,299 | ) |  | $ | (2 | ) |  | $ | (1,566 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 19 |  |  |  | (22 | ) |  |  | — |  |  |  | (1 | ) |  |  | (4 | )
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 11 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 11 |
Discontinued operations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 4 |  |  |  | 4 |
Other income (expense) |  |  | — |  |  |  | 2 |  |  |  | (15 | ) |  |  | — |  |  |  | (13 | )
Total |  |  | 11 |  |  |  | 2 |  |  |  | (15 | ) |  |  | 4 |  |  |  | 2 |
Income tax expense (benefit) |  |  | (3 | ) |  |  | — |  |  |  | 7 |  |  |  | (1 | ) |  |  | 3 |
Total, net of tax |  |  | 8 |  |  |  | 2 |  |  |  | (8 | ) |  |  | 3 |  |  |  | 5 |
Net current period other comprehensive income (loss) |  |  | 27 |  |  |  | (20 | ) |  |  | (8 | ) |  |  | 2 |  |  |  | 1 |
Ending balance |  | $ | (209 | ) |  | $ | (49 | ) |  | $ | (1,307 | ) |  | $ | — |  |  | $ | (1,565 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $64 million, $64 million, $70 million and $79 million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively. (3) Net of $(5) million, $3 million, $16 million and $9 million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively. (4) Net of $522 million, $522 million, $461 million and $453 million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively. (5) Net of $— million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively.
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Pension and other postretirement benefit costs(4) |  |  | Equity Method Investees(5) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nine Months Ended September 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (216 | ) |  | $ | — |  |  | $ | (1,290 | ) |  | $ | — |  |  | $ | (1,506 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 2 |  |  |  | 13 |  |  |  | (249 | ) |  |  | — |  |  |  | (234 | )
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 33 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 33 |
Other income (expense) |  |  | — |  |  |  | 6 |  |  |  | 77 |  |  |  | — |  |  |  | 83 |
Total |  |  | 33 |  |  |  | 6 |  |  |  | 77 |  |  |  | — |  |  |  | 116 |
Income tax expense (benefit) |  |  | (9 | ) |  |  | (1 | ) |  |  | (20 | ) |  |  | — |  |  |  | (30 | )
Total, net of tax |  |  | 24 |  |  |  | 5 |  |  |  | 57 |  |  |  | — |  |  |  | 86 |
Net current period other comprehensive income (loss) |  |  | 26 |  |  |  | 18 |  |  |  | (192 | ) |  |  | — |  |  |  | (148 | )
Ending balance |  | $ | (190 | ) |  | $ | 18 |  |  | $ | (1,482 | ) |  | $ | — |  |  | $ | (1,654 | )
Nine Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (249 | ) |  | $ | (44 | ) |  | $ | (1,276 | ) |  | $ | (3 | ) |  | $ | (1,572 | )
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 16 |  |  |  | (6 | ) |  |  | — |  |  |  | — |  |  |  | 10 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 32 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 32 |
Discontinued operations |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 4 |  |  |  | 4 |
Other income (expense) |  |  | — |  |  |  | 1 |  |  |  | (46 | ) |  |  | — |  |  |  | (45 | )
Total |  |  | 32 |  |  |  | 1 |  |  |  | (46 | ) |  |  | 4 |  |  |  | (9 | )
Income tax expense (benefit) |  |  | (8 | ) |  |  | — |  |  |  | 15 |  |  |  | (1 | ) |  |  | 6 |
Total, net of tax |  |  | 24 |  |  |  | 1 |  |  |  | (31 | ) |  |  | 3 |  |  |  | (3 | )
Net current period other comprehensive income (loss) |  |  | 40 |  |  |  | (5 | ) |  |  | (31 | ) |  |  | 3 |  |  |  | 7 |
Ending balance |  | $ | (209 | ) |  | $ | (49 | ) |  | $ | (1,307 | ) |  | $ | — |  |  | $ | (1,565 | )
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $64 million, $73 million, $70 million and $83 million tax at September 30, 2024, December 31, 2023, September 30, 2023 and December 31, 2022, respectively. (3) Net of $(5) million, $(2) million, $16 million and $13 million tax at September 30, 2024, December 31, 2023, September 30, 2023 and December 31, 2022, respectively. (4) Net of $522 million, $456 million, $461 million and $445 million tax at September 30, 2024, December 31, 2023, September 30, 2023 and December 31, 2022, respectively. (5) Net of $— million tax at September 30, 2024, December 31, 2023, September 30, 2023 and $1 million tax at December 31, 2022, respectively.
Virginia Electric and Power Company |
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Virginia Power’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |
Three Months Ended September 30, 2024 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 24 |  |  | $ | (1 | ) |  | $ | 23 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | (7 | ) |  |  | 6 |  |  |  | (1 | )
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Interest and related charges |  |  | — |  |  |  | — |  |  |  | — |
Other income (expense) |  |  | — |  |  |  | — |  |  |  | — |
Total |  |  | — |  |  |  | — |  |  |  | — |
Income tax expense (benefit) |  |  | — |  |  |  | (1 | ) |  |  | (1 | )
Total, net of tax |  |  | — |  |  |  | (1 | ) |  |  | (1 | )
Net current period other comprehensive income (loss) |  |  | (7 | ) |  |  | 5 |  |  |  | (2 | )
Ending balance |  | $ | 17 |  |  | $ | 4 |  |  | $ | 21 |
Three Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 13 |  |  | $ | (4 | ) |  | $ | 9 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 18 |  |  |  | (3 | ) |  |  | 15 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Interest and related charges (benefit) |  |  | 1 |  |  |  | — |  |  |  | 1 |
Other income (expense) |  |  | — |  |  |  | — |  |  |  | — |
Total |  |  | 1 |  |  |  | — |  |  |  | 1 |
Income tax expense (benefit) |  |  | (1 | ) |  |  | — |  |  |  | (1 | )
Total, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | 18 |  |  |  | (3 | ) |  |  | 15 |
Ending balance |  | $ | 31 |  |  | $ | (7 | ) |  | $ | 24 |
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $(6) million, $(8) million, $(11) million and $(4) million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively. (3) Net of $(2) million, $— million, $3 million and $1 million tax at September 30, 2024, June 30, 2024, September 30, 2023 and June 30, 2023, respectively.
|  | Total Derivative-Hedging Activities(1)(2) |  |  | Investment Securities(3) |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |
Nine Months Ended September 30, 2024 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 15 |  |  | $ | 1 |  |  | $ | 16 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 2 |  |  |  | 2 |  |  |  | 4 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Interest and related charges |  |  | — |  |  |  | — |  |  |  | — |
Other income (expense) |  |  | — |  |  |  | 2 |  |  |  | 2 |
Total |  |  | — |  |  |  | 2 |  |  |  | 2 |
Income tax expense (benefit) |  |  | — |  |  |  | (1 | ) |  |  | (1 | )
Total, net of tax |  |  | — |  |  |  | 1 |  |  |  | 1 |
Net current period other comprehensive income (loss) |  |  | 2 |  |  |  | 3 |  |  |  | 5 |
Ending balance |  | $ | 17 |  |  | $ | 4 |  |  | $ | 21 |
Nine Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | 16 |  |  | $ | (7 | ) |  | $ | 9 |
Other comprehensive income (loss) before reclassifications: gains (losses) |  |  | 15 |  |  |  | — |  |  |  | 15 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |
Interest and related charges |  |  | 1 |  |  |  | — |  |  |  | 1 |
Other income (expense) |  |  | — |  |  |  | — |  |  |  | — |
Total |  |  | 1 |  |  |  | — |  |  |  | 1 |
Income tax expense (benefit) |  |  | (1 | ) |  |  | — |  |  |  | (1 | )
Total, net of tax |  |  | — |  |  |  | — |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | 15 |  |  |  | — |  |  |  | 15 |
Ending balance |  | $ | 31 |  |  | $ | (7 | ) |  | $ | 24 |
(1) Comprised entirely of interest rate derivative hedging activities. (2) Net of $(6) million, $(5) million, $(11) million and $(5) million tax at September 30, 2024, December 31, 2023, September 30, 2023 and December 31, 2022, respectively. (3) Net of $(2) million, $— million, $3 million and $2 million tax at September 30, 2024, December 31, 2023, September 30, 2023 and December 31, 2022, respectively.

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- Definition Changes in accumulated other comprehensive income and reclassification out of accumulated other comprehensive income. + References No definition available. + Details
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