BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 25, 2015	Mar. 27, 2015
BALANCE SHEETS [Abstract]
Allowances for doubtful accounts	$ 11,562	$ 11,562
Accumulated depreciation and amortization	$ 8,484,306	$ 8,272,106
Common stock, par value	$ 0.01	$ 0.01
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