XML 26 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 29, 2019
Apr. 14, 2020
Nov. 11, 2019
Document And Entity Information      
Entity Registrant Name BT BRANDS, INC.    
Entity Central Index Key 0001718224    
Document Type 10-K    
Amendment Flag false    
Entity Voluntary Filers Yes    
Current Fiscal Year End Date --12-29    
Entity Well Known Seasoned Issuer No    
Entity Small Business true    
Entity Shell Company false    
Entity Emerging Growth Company true    
Entity Current Reporting Status No    
Document Period End Date Dec. 29, 2019    
Entity Filer Category Non-accelerated Filer    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019    
Entity Ex Transition Period false    
Entity Common Stock Shares Outstanding   8,095,004  
Entity Public Float     $ 3,924,246
EntityFileNumber 333-233233    
EntityAddressAddressLine1 405 Main Avenue West    
EntityAddressAddressLine2 Suite 2D,    
EntityAddressPostalZipCode 58078    
EntityTaxIdentificationNumber 814744185    
EntityAddressCityOrTown West Fargo    
LocalPhoneNumber 277-0080    
CityAreaCode 701    
EntityAddressStateOrProvince NORTH DAKOTA