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Cover
May 21, 2025
Cover [Abstract]  
Trading Symbol ABUS
Entity Tax Identification Number 98-0597776
Entity Address, Address Line One 701 Veterans Circle
Entity Address, City or Town Warminster
Entity Address, State or Province PA
Entity Address, Postal Zip Code 18974
City Area Code 267
Local Phone Number 469-0914
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Shares, without par value
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001447028
Document Period End Date May 21, 2025
Entity Registrant Name Arbutus Biopharma Corp
Entity Incorporation, State or Country Code A1
Entity File Number 001-34949
Document Type 8-K