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Significant Financing Transactions (Schedule of Equity Units) (Detail) - USD ($) shares in Millions, $ in Millions | Jun. 14, 2019 | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Capital Unit [Line Items] |  |  |  |  |
Total Preferred Stock |  |  | $ 2,387 | $ 2,387 | [1]
Stock Purchase Contract Liability |  |  | $ 171 | $ 212 |
2019 Corporate Units |  |  |  |  |
Capital Unit [Line Items] |  |  |  |  |
Units Issued |  | 16 |  |  |
Total Net Proceeds | [2] | $ 1,582 |  |  |
Total Preferred Stock | [3] | $ 1,610 |  |  |
Cumulative Dividend Rate |  | 1.75% |  |  |
Stock Purchase Contract Annual Rate |  | 5.50% |  |  |
Stock Purchase Contract Liability | [4] | $ 250 |  |  |
Stock Purchase Contract Settlement Date |  | Jun. 01, 2022 |  |  |
[1] | Dominion Energy’s Consolidated Balance Sheet at December 31, 2019 has been derived from the audited Consolidated Balance Sheet at that date.
[2] | Issuance costs of $28 million were recorded as a reduction to preferred stock ($14 million) and common stock ($14 million) in the Consolidated Balance Sheets.
[3] | Dominion Energy recorded dividends of $7 million ($4.375 per share) and $14 million ($8.750 per share) for the three and six months ended June 30, 2020, respectively.
[4] | Payments of $41 million were made during the six months ended June 30, 2020. The stock purchase contract liability was $171 million and $212 million at June 30, 2020 and December 31, 2019, respectively.

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