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Cover
Dec. 17, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Dec. 17, 2025
Entity File Number 001-37527
Entity Registrant Name XCEL BRANDS, INC.
Entity Central Index Key 0001083220
Entity Tax Identification Number 76-0307819
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 550 Seventh Avenue
Entity Address, Address Line Two 11th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10018
City Area Code 347
Local Phone Number 727-2474
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 XELB
Security Exchange Name NASDAQ
Entity Emerging Growth Company false