Document and Entity Information - shares
9 Months Ended
Sep. 30, 2018
Nov. 09, 2018
Document and entity information [Abstract]    
Document type 10-Q  
Document period end date Sep. 30, 2018  
Document Period Focus Q3  
Amendment flag false  
Document Fiscal Year Focus 2018  
Entity registrant name FAMOUS DAVES OF AMERICA INC  
Entity central index key 0001021270  
Entity current reporting status Yes  
Current fiscal year end date --12-30  
Entity filer category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity common stock shares outstanding   9,091,926
TradingSymbol DAVE