v3.26.1
Cover - shares
 6 Months Ended
Jun. 30, 2026
Aug. 07, 2026
Cover [Abstract]    
Entity Registrant Name TSS, INC.  
Entity Central Index Key 0001320760  
Document Type 10-Q/A  
Amendment Flag true  
Current Fiscal Year End Date --12-31  
Entity Small Business false  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Current Reporting Status Yes  
Document Period End Date Jun. 30, 2026  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Entity Common Stock Shares Outstanding   28,219,070
Document Transition Report false  
Amendment Description TSS, Inc. (the “Company”) is filing this Amendment No. 1 on Form 10-Q/A (this “Amendment”) to amend the Company’s Quarterly Report on Form 10-Q for the period ended June 30, 2026, as originally filed with the Securities and Exchange Commission on August 13, 2026 (the “Original Filing”). The sole purpose of this Amendment is to complete inline eXtensible Business Reporting Language (iXBRL) tagging that was inadvertently not included in the Original Filing at the time of submission due to a processing error. The Original Filing was accepted by the SEC without submission errors; however, certain required iXBRL tags were incomplete.  
Entity File Number 001-33627  
Entity Incorporation State Country Code DE  
Entity Tax Identification Number 20-2027651  
Entity Address Address Line 1 1800 Aviation Drive  
Entity Address Address Line 2 Suite 100  
Entity Address City Or Town Georgetown  
Entity Address State Or Province TX  
Entity Address Postal Zip Code 78628  
City Area Code 512  
Local Phone Number 310-1000  
Security 12b Title Common Stock, $.0001 par value  
Trading Symbol TSSI  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes  
Document Quarterly Report true