Note 2 - Stock Based Compensation (Details) - Summary of Options Outstanding and Options Exercisable, Quarterly (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 26, 2014	Jun. 27, 2014	Sep. 27, 2013	Jun. 28, 2013
Summary of Options Outstanding and Options Exercisable, Quarterly [Abstract]
Balance, beginning	2,135	2,171	2,302	2,392
Balance, beginning	$ 1.68	$ 1.66	$ 1.68	$ 1.66
Balance,beginning	2,031	2,017	2,099	2,142
Balance, beginning	$ 1.70	$ 1.75	$ 1.76	$ 1.76
Balance, ending	2,119	2,135	2,279	2,302
Balance, ending	$ 1.66	$ 1.68	$ 1.68	$ 1.68
Balance, ending	2,055	2,031	2,117	2,099
Balance, ending	$ 1.69	$ 1.70	$ 1.75	$ 1.76
Vested & expected to Vest, September 26, 2014	2,103
Vested & expected to Vest, September 26, 2014	$ 1.67
Granted				24
Granted				$ 0.48
Exercised			(4)
Exercised			$ 0.44
Expired or forfeited	(16)	(36)	(19)	(114)
Expired or forfeited	$ 1.39	$ 2.09	$ 1.80	$ 1.03