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Leases (Lease Assets and Liabilities Recorded in Consolidated Balance Sheets) (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Jan. 01, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Lessee Lease Disclosure [Line Items] |  |  |  |  |
Operating lease assets |  | $ 499 | [1] | $ 504 |
Finance lease assets | [2] | 140 |  |  |
Total lease assets |  | 639 |  |  |
Operating lease liabilities | [3] | 59 |  |  |
Finance lease liabilities | [4] | 29 |  |  |
Total lease liabilities - current |  | 88 |  |  |
Operating lease liabilities | [5] | 442 |  |  |
Finance lease liabilities |  | 105 |  |  | $ 35
Total lease liabilities - noncurrent |  | 547 |  |  |
Total lease liabilities |  | 635 |  |  |
Virginia Electric and Power Company |  |  |  |  |
Lessee Lease Disclosure [Line Items] |  |  |  |  |
Operating lease assets |  | 212 | [1] | 209 |
Finance lease assets | [2] | 19 |  |  |
Total lease assets |  | 231 |  |  |
Operating lease liabilities | [3] | 30 |  |  |
Finance lease liabilities | [4] | 3 |  |  |
Total lease liabilities - current |  | 33 |  |  |
Operating lease liabilities | [5] | 180 |  |  |
Finance lease liabilities |  | 16 |  |  | 1
Total lease liabilities - noncurrent |  | 196 |  |  |
Total lease liabilities |  | 229 |  |  |
Dominion Energy Gas Holdings, LLC |  |  |  |  |
Lessee Lease Disclosure [Line Items] |  |  |  |  |
Operating lease assets |  | 37 | [1] | $ 64 |
Finance lease assets | [2] | 6 |  |  |
Total lease assets |  | 43 |  |  |
Operating lease liabilities | [3] | 6 |  |  |
Finance lease liabilities | [4] | 1 |  |  |
Total lease liabilities - current |  | 7 |  |  |
Operating lease liabilities | [5] | 29 |  |  |
Finance lease liabilities |  | 5 |  |  | $ 0
Total lease liabilities - noncurrent |  | 34 |  |  |
Total lease liabilities |  | $ 41 |  |  |
[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 $27 million, $4 million and $1 million of accumulated amortization at Dominion Energy, Virginia Power and Dominion Energy Gas, respectively, at December 31, 2019.
[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.

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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