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Cover - shares
 9 Months Ended
Sep. 30, 2025
Nov. 11, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2025  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2025  
Current Fiscal Year End Date --12-31  
Entity File Number 1-10185  
Entity Registrant Name ACCESS Newswire Inc.  
Entity Central Index Key 0000843006  
Entity Tax Identification Number 26-1331503  
Entity Incorporation, State or Country Code DE  
Entity Address, Address Line One One Glenwood Avenue  
Entity Address, Address Line Two Suite 1001  
Entity Address, City or Town Raleigh  
Entity Address, State or Province NC  
Entity Address, Postal Zip Code 27603  
City Area Code 2227  
Local Phone Number 888-808  
Title of 12(b) Security Common Stock, par value $0.001  
Trading Symbol ACCS  
Security Exchange Name NYSEAMER  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   3,868,826