Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Sep. 24, 2011	Mar. 26, 2011
Current Assets:
Allowance for doubtful accounts on accounts receivable	$ 111	$ 73
Shareholders' Equity:
Common stock, par value	$ 0.50	$ 0.50
Common stock, shares authorized	30,000,000	30,000,000
Common stock, shares issued	7,821,509	7,759,580
Common stock, shares outstanding	7,322,727	7,260,798
Treasury stock, shares	498,782	498,782