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Leases (Lease Assets and Liabilities Recorded in Consolidated Balance Sheets) (Detail) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Lessee Lease Disclosure [Line Items] |  |  |
Operating lease assets | [1] | $ 415 | $ 506
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] |  | Deferred Charges Regulatory Assets And Other Assets Noncurrent | Deferred Charges Regulatory Assets And Other Assets Noncurrent
Finance lease assets | [2] | $ 144 | $ 144
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] |  | Property, plant and equipment | Property, plant and equipment
Total lease assets |  | $ 559 | $ 650
Operating lease liabilities | [3] | $ 39 | $ 44
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] |  | Other | Other
Finance lease liabilities | [4] | $ 46 | $ 36
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] |  | Securities due within one year | Securities due within one year
Total lease liabilities - current |  | $ 85 | $ 80
Operating lease liabilities | [5] | $ 514 | $ 464
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] |  | Deferred Credits and Other Liabilities | Deferred Credits and Other Liabilities
Finance lease liabilities | [6] | $ 104 | $ 112
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] |  | Other | Other
Total lease liabilities - noncurrent |  | $ 618 | $ 576
Total lease liabilities |  | 703 | 656
Virginia Electric and Power Company |  |  |
Lessee Lease Disclosure [Line Items] |  |  |
Operating lease assets | [1] | $ 294 | $ 256
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] |  | Deferred Charges Regulatory Assets And Other Assets Noncurrent | Deferred Charges Regulatory Assets And Other Assets Noncurrent
Finance lease assets | [2] | $ 82 | $ 71
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] |  | Property, plant and equipment | Property, plant and equipment
Total lease assets |  | $ 376 | $ 327
Operating lease liabilities | [3] | $ 21 | $ 25
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] |  | Other | Other
Finance lease liabilities | [4] | $ 17 | $ 13
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] |  | Securities due within one year | Securities due within one year
Total lease liabilities - current |  | $ 38 | $ 38
Operating lease liabilities | [5] | $ 273 | $ 227
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] |  | Deferred Credits and Other Liabilities | Deferred Credits and Other Liabilities
Finance lease liabilities | [6] | $ 65 | $ 57
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] |  | Other | Other
Total lease liabilities - noncurrent |  | $ 338 | $ 284
Total lease liabilities |  | $ 376 | $ 322
[1] | Included in other deferred charges and other assets in the Companies’ Consolidated Balance Sheets.
[2] | Included in property, plant and equipment in the Companies’ Consolidated Balance Sheets, net of $114 million and $33 million of accumulated amortization at Dominion Energy and Virginia Power, respectively, at December 31, 2022 and net of $81 million and $18 million of accumulated amortization at Dominion Energy and Virginia Power, respectively, at December 31, 2021.
[3] | Included in other current liabilities in the Companies’ Consolidated Balance Sheets.
[4] | Included in securities due within one year in the Companies’ Consolidated Balance Sheets.
[5] | Included in other deferred credits and other liabilities in the Companies’ Consolidated Balance Sheets.
[6] | Included in other long-term debt in the Companies’ Consolidated Balance Sheets.

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