v3.4.0.3
Document And Entity Information - USD ($)
$ in Thousands
12 Months Ended
Mar. 27, 2016
Jun. 06, 2016
Sep. 27, 2015
Document Information [Line Items]      
Entity Registrant Name NATHANS FAMOUS INC    
Entity Central Index Key 0000069733    
Trading Symbol nath    
Current Fiscal Year End Date --03-27    
Entity Filer Category Accelerated Filer    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Common Stock, Shares Outstanding (in shares)   4,182,699  
Entity Public Float     $ 120,986
Document Type 10-K    
Document Period End Date Mar. 27, 2016    
Document Fiscal Year Focus 2016    
Document Fiscal Period Focus FY    
Amendment Flag false