Cover Page
Jul. 01, 2020
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jul. 01, 2020
Entity Registrant Name DICERNA PHARMACEUTICALS, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-36281
Entity Tax Identification Number 20-5993609
Entity Address, Address Line One 33 Hayden Avenue
Entity Address, City or Town Lexington
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02421
City Area Code 617
Local Phone Number 621-8097
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol DRNA
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001399529