XML 123 R30.htm IDEA: XBRL DOCUMENT
v3.19.3

Preferred Stock | Nov. 18, 2019
--- | ---
Equity [Abstract] |
Preferred Stock | NOTE 18. PREFERRED STOCK Dominion Energy is authorized to issue up to 20 million shares of preferred stock; however, none were issued and outstanding at December 31, 2018 or 2017. Virginia Power is authorized to issue up to 10 million shares of preferred stock, $ 100 liquidation preference; however, none were issued and outstanding at December 31, 2018 or 2017.

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to preferred stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
Name: | us-gaap_PreferredStockTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration