Note 6 - Share-based Compensation and Employee Benefit Plans (Details) - Changes in stock options outstanding (USD $)	3 Months Ended		12 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Mar. 30, 2013	Mar. 31, 2012
Changes in stock options outstanding [Abstract]
Outstanding, Shares	1,612,250		1,556,250	1,221,312
Outstanding, Weighted Average Exercise Price (in Dollars per share)	$ 1.61		$ 1.62	$ 1.74
Outstanding, Weighted Average Remaining Contractual Terms	6 years 328 days		6 years 292 days	6 years 255 days
Outstanding, Aggregate Intrinsic Value (in Dollars)	$ 130,275		$ 252,455	$ 3,041
Exercisable at June 29, 2013	405,775
Exercisable at June 29, 2013 (in Dollars per share)	$ 1.93
Exercisable at June 29, 2013	4 years 36 days
Exercisable at June 29, 2013 (in Dollars)	11,495
At June 29,2013, expected to vest in the future	856,662
At June 29,2013, expected to vest in the future (in Dollars per share)	$ 1.49
At June 29,2013, expected to vest in the future	7 years 328 days
At June 29,2013, expected to vest in the future (in Dollars)	$ 84,340
Granted, Shares	137,000	85,500	521,000
Granted, Weighted Average Exercise Price (in Dollars per share)	$ 1.53		$ 1.31
Forfeited/expired, Shares	81,000		186,062
Forfeited/expired, Weighted Average Exercise Price (in Dollars per share)	$ 1.73		$ 1.58