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Leases (Lease Assets and Liabilities Recorded in Consolidated Balance Sheets) (Detail) - USD ($) $ in Millions | Mar. 31, 2019 | Jan. 01, 2019
--- | --- | ---
Lessee Lease Disclosure [Line Items] |  |  |
Operating lease assets |  | $ 486 | $ 504
Finance lease assets | [1] | 79 |
Total lease assets |  | 565 |
Operating lease liabilities - current | [2] | 62 |
Finance lease liabilities - current | [3] | 14 |
Total lease liabilities - current |  | 76 |
Operating lease liabilities - noncurrent |  | 418 |
Finance lease liabilities - noncurrent | [4] | 66 |
Total lease liabilities - noncurrent |  | 484 |
Total lease liabilities |  | 560 |
Virginia Electric and Power Company |  |  |
Lessee Lease Disclosure [Line Items] |  |  |
Operating lease assets |  | 202 | 209
Finance lease assets | [1] | 8 |
Total lease assets |  | 210 |
Operating lease liabilities - current | [2] | 33 |
Finance lease liabilities - current | [3] | 2 |
Total lease liabilities - current |  | 35 |
Operating lease liabilities - noncurrent |  | 169 |
Finance lease liabilities - noncurrent | [4] | 5 |
Total lease liabilities - noncurrent |  | 174 |
Total lease liabilities |  | 209 |
Dominion Energy Gas Holdings, LLC |  |  |
Lessee Lease Disclosure [Line Items] |  |  |
Operating lease assets |  | 41 | $ 64
Finance lease assets | [1] | 1 |
Total lease assets | [5] | 42 |
Operating lease liabilities - current | [2] | 6 |
Finance lease liabilities - current | [3] | 0 |
Total lease liabilities - current |  | 6 |
Operating lease liabilities - noncurrent |  | 33 |
Finance lease liabilities - noncurrent | [4] | 2 |
Total lease liabilities - noncurrent |  | 35 |
Total lease liabilities | [5] | $ 41 |
[1] | Included in property, plant and equipment in the Companies’ Consolidated Balance Sheets, net of $29 million, $2 million and $1 million of accumulated amortization at Dominion Energy, Virginia Power and Dominion Energy Gas, respectively, at March 31, 2019.
[2] | Included in other current liabilities in the Companies' Consolidated Balance Sheets.
[3] | Included in securities due within one year in the Companies' Consolidated Balance Sheets.
[4] | Included in long-term debt in the Companies' Consolidated Balance Sheets.
[5] | Excludes $25 million of lease assets recorded in assets of discontinued operations and $25 million of lease liabilities recorded in liabilities of discontinued operations.

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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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