XML 12 R1.htm IDEA: XBRL DOCUMENT v3.8.0.1
Document and Entity Information - USD ($)
 12 Months Ended
Sep. 30, 2017
Dec. 21, 2017
Apr. 01, 2017
Document And Entity Information [Abstract]      
Entity Registrant Name FLANIGANS ENTERPRISES INC    
Entity Central Index Key 0000012040    
Document Type 10-K    
Document Period End Date Sep. 30, 2017    
Amendment Flag false    
Current Fiscal Year End Date --09-30    
Is Entity a Well-known Seasoned Issuer No    
Is Entity a Voluntary Filer No    
Is Entity's Reporting Status Current Yes    
Entity Filer Category Smaller Reporting Company    
Entity Common Stock, Shares Outstanding   1,858,647  
Entity Public Float     $ 19,947,000
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2017    
Trading Symbol BDL