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Document and Entity Information
Dec. 13, 2019
Document And Entity Information [Line Items]  
Amendment Flag true
Entity Central Index Key 0000715957
Document Type 8-K/A
Document Period End Date Dec. 13, 2019
Entity Registrant Name Dominion Energy, Inc.
Entity Incorporation, State or Country Code VA
Entity File Number 001-08489
Entity Tax Identification Number 54-1229715
Entity Address, Address Line One 120 Tredegar Street
Entity Address, City or Town Richmond
Entity Address, State or Province VA
Entity Address, Postal Zip Code 23219
City Area Code 804
Local Phone Number 819-2000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Description This Amendment No. 5 to Form 8-K is being filed to replace the description of Dominion Energy, Inc.’s capital stock, which was filed with Amendment No. 4 to Form 8-K on November 1, 2019, with a description of Dominion Energy, Inc.’s capital stock which includes a description of certain terms of the 4.65% Series B Fixed-Rate Reset Cumulative Redeemable Perpetual Preferred Stock, without par value, issued by Dominion Energy, Inc. on December 13, 2019.
Common Stock [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security Common Stock, no par value
Trading Symbol D
Security Exchange Name NYSE
Two Thousand And Sixteen Series A Five Point Two Five Percentage Enhanced Junior Subordinated Notes [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security 2016 Series A 5.25% Enhanced Junior Subordinated Notes
Trading Symbol DRUA
Security Exchange Name NYSE
Two Thousand And Nineteen Series A Corporate Units [Member]  
Document And Entity Information [Line Items]  
Title of 12(b) Security 2019 Series A Corporate Units
Trading Symbol DCUE
Security Exchange Name NYSE