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Note E - Accounts and Other Receivables, Net - Summary of Accounts and Other Receivables (Details) - USD ($)
$ in Thousands
Mar. 25, 2018
Mar. 26, 2017
Mar. 27, 2016
Mar. 29, 2015
Accounts receivable, gross, current $ 10,970 $ 9,405    
Less: allowance for doubtful accounts 468 457 $ 471 $ 443
Accounts and other receivables, net 10,502 8,948    
Branded Product Sales [Member]        
Accounts receivable, gross, current 7,604 6,037    
Franchise and License Royalties [Member]        
Accounts receivable, gross, current 2,767 2,746    
Other Receivables [Member]        
Accounts receivable, gross, current $ 599 $ 622