Note 11 - Share-Based Compenseation (Details) - Compensation cost charged to expense under all stock based incentive awards (USD $)	3 Months Ended		9 Months Ended
	Dec. 29, 2013	Dec. 23, 2012	Dec. 29, 2013	Dec. 23, 2012
Note 11 - Share-Based Compenseation (Details) - Compensation cost charged to expense under all stock based incentive awards [Line Items]
Share-based compensation expense	$ 192,000	$ 385,000	$ 530,000	$ 497,000
Employee Stock Option [Member]
Note 11 - Share-Based Compenseation (Details) - Compensation cost charged to expense under all stock based incentive awards [Line Items]
Share-based compensation expense	56,000	56,000	168,000	168,000
Restricted Stock [Member]
Note 11 - Share-Based Compenseation (Details) - Compensation cost charged to expense under all stock based incentive awards [Line Items]
Share-based compensation expense	$ 136,000	$ 329,000	$ 362,000	$ 329,000