Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Sep. 24, 2022	Mar. 26, 2022
Accounts Receivable, allowance for doubtful accounts	$ 515	$ 460
Common stock, par value (in dollars per share)	$ 0.50	$ 0.50
Common stock, shares authorized (in shares)	30,000,000	30,000,000
Common stock, shares issued (in shares)	7,557,626	7,529,078
Common stock, shares outstanding (in shares)	7,557,626	7,529,078