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Cover
Jun. 08, 2023
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 08, 2023
Entity Registrant Name OneSpan Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 000-24389
Entity Tax Identification Number 36-4169320
Entity Address, Address Line One 121 West Wacker Drive
Entity Address, Address Line Two Suite 2050
Entity Address, City or Town Chicago
Entity Address, State or Province IL
Entity Address, Postal Zip Code 60601
City Area Code 312
Local Phone Number 766-4001
Title of 12(b) Security Common Stock, par value $0.001 per share
Trading Symbol OSPN
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001044777
Security Exchange Name NASDAQ