v3.25.1
Cover
Jun. 06, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 06, 2025
Entity File Number 001-38942
Entity Registrant Name ARCTURUS THERAPEUTICS HOLDINGS INC.
Entity Central Index Key 0001768224
Entity Tax Identification Number 32-0595345
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 10628 Science Center Drive
Entity Address, Address Line Two  Suite 250
Entity Address, City or Town San Diego
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92121
City Area Code (858)
Local Phone Number 900-2660
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 $0.001 per share
Trading Symbol ARCT
Security Exchange Name NASDAQ
Entity Emerging Growth Company false