Balance Sheets (Parenthetical) (USD $)	Dec. 23, 2011	Mar. 25, 2011
Statement of Financial Position [Abstract]
Allowances for doubtful accounts	$ 11,562	$ 11,562
Accumulated depreciation and amortization	$ 7,357,128	$ 7,244,628
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	2,303,468	2,303,468
Common stock, shares outstanding	2,303,468	2,303,468