BALANCE SHEETS (Parenthetical) (USD $)	Jun. 29, 2012	Mar. 30, 2012
Statement of Financial Position [Abstract]
Allowances for doubtful accounts	$ 11,562
Accumulated depreciation and amortization	$ 7,496,171	$ 7,429,871
Common stock, par value	$ 0.01
Common stock, shares authorized	10,000,000
Common stock, shares issued	2,303,468
Common stock, shares outstanding	2,303,468	2,303,468