Note 4 - Stock-Based Compensation (Details) - Summary of Stock Option Activity (Employee Stock Purchase Plan ESPP [Member], USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 29, 2011
Note 4 - Stock-Based Compensation (Details) - Summary of Stock Option Activity [Line Items]
Shares on Option	75,388	88,728	102,490	74,009
Shares on Option	43,643	61,382	61,815
Weighted Average Exercise Price (in Dollars per share)	$ 10.91	$ 8.77	$ 9.87
Shares Available for Grant	43,643	61,382	61,815
Shares on Option	(26,225)	(34,128)	(9,290)
Weighted Average Exercise Price (in Dollars per share)	$ 9.83	$ 8.28	$ 8.73
Shares on Option	(30,758)	(41,016)	(24,044)
Shares Available for Grant	30,758	41,016	24,044
Shares Available For Grant [Member]
Note 4 - Stock-Based Compensation (Details) - Summary of Stock Option Activity [Line Items]
Shares Available for Grant	424,612	448,544	352,185	612,524
Shares on Option	(43,643)	(61,382)	(61,815)
Shares Available for Grant	(43,643)	(61,382)	(61,815)
Shares on Option	(19,711)	(9,926)	(24,044)
Shares Available for Grant	19,711	9,926	24,044
Shares Available for Grant		(352,185)	(222,568)
2012 Plan authorized		500,000