v3.26.1
Document and Entity Information
May 15, 2026
Document And Entity Information [Line Items]  
Entity Registrant Name DOMINION ENERGY, INC
Amendment Flag false
Entity Central Index Key 0000715957
Document Type 8-K
Document Period End Date May 15, 2026
Entity File Number 001-08489
Entity Tax Identification Number 54-1229715
Entity Address, Address Line One 600 East Canal 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 819-2284
Written Communications true
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, no par value
Trading Symbol D
Security Exchange Name NYSE
Entity Emerging Growth Company false
VA  
Document And Entity Information [Line Items]  
Entity Incorporation State Country Code VA