v3.8.0.1
Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Feb. 20, 2018
Jun. 30, 2017
Document and entity information [Abstract]      
Document type 10-K    
Document period end date Dec. 31, 2017    
Document Period Focus FY    
Amendment flag false    
Document Fiscal Year Focus 2017    
Entity registrant name FAMOUS DAVES OF AMERICA INC    
Entity central index key 0001021270    
Entity current reporting status Yes    
Entity voluntary filers No    
Current fiscal year end date --12-31    
Entity filer category Smaller Reporting Company    
Entity well known seasoned issuer No    
Entity common stock shares outstanding   7,391,315  
Entity public float     $ 15.8
TradingSymbol DAVE