Note E - Accounts and Other Receivables, Net - Changes in Allowance for Doubtful Accounts (Details) (USD $)	12 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Mar. 31, 2013
Beginning balance	$ 433,000	$ 130,000	$ 138,000
Bad debt expense	23,000	21,000	15,000
Uncollectible marketing fund contributions	0	320,000	5,000
Accounts written off	(13,000)	(38,000)	(28,000)
Ending balance	$ 443,000	$ 433,000	$ 130,000