v3.26.1
Cover
Jun. 22, 2026
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 22, 2026
Registrant Name ATLANTIC INTERNATIONAL CORP
Entity Incorporation, State or Country Code DE
Entity File Number 001-40760
Entity Tax Identification Number 46-5319744
City Area Code (201)
Local Phone Number 899-4470
Entity Address, Address Line Two Suite 2230
Entity Address, City or Town Englewood Cliffs
Entity Address, Address Line One 270 Sylvan Avenue
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07632
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Entity Ex Transition Period false
Central Index Key 0001605888
Amendment Flag false