Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) - Compensation Cost Charged to Expense under All Stock-based Incentive Awards (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Mar. 25, 2012
Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) - Compensation Cost Charged to Expense under All Stock-based Incentive Awards [Line Items]
Share-based Compensation Expense	$ 721	$ 627	$ 274
Employee Stock Option [Member]
Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) - Compensation Cost Charged to Expense under All Stock-based Incentive Awards [Line Items]
Share-based Compensation Expense	224	224	274
Restricted Stock [Member]
Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) - Compensation Cost Charged to Expense under All Stock-based Incentive Awards [Line Items]
Share-based Compensation Expense	$ 497	$ 403	$ 0