Calculation of Income Loss Per Share (Detail) (USD $)	3 Months Ended		6 Months Ended
	Sep. 27, 2013	Sep. 28, 2012	Sep. 27, 2013	Sep. 28, 2012
Basic and Diluted
Weighted Average Basic Shares Outstanding	31,229,000	31,161,000	31,213,000	31,161,000
Dilutive effect of Stock Options and Warrants
Weighted Average Diluted Shares Outstanding	31,229,000	31,161,000	31,213,000	31,161,000
Net income (loss)	$ (578,000)	$ (1,287,000)	$ (1,503,000)	$ (2,280,000)
Basic and Diluted income (loss) per share	$ (0.02)	$ (0.04)	$ (0.05)	$ (0.07)