Calculation of Loss Per Share (Detail) (USD $)	3 Months Ended
	Jun. 29, 2012	Jul. 01, 2011
Basic and Diluted
Weighted Average Basic Shares Outstanding	31,161,000	30,687,000
Dilutive effect of Stock Options and Warrants		1,072,000
Weighted Average Diluted Shares Outstanding	31,161,000	31,759,000
Net income (loss)	$ (993,000)	$ 18,000
Basic income (loss) per share	$ (0.03)	$ 0.00
Diluted income (loss) per share	$ (0.03)	$ 0.00