Note 3 - Stock-based Compensation (Details) - Stock Option Activity (USD $)	Sep. 30, 2014	Jun. 30, 2014	Sep. 30, 2013	Jun. 30, 2013
Stock Option Activity [Abstract]
Options outstanding at beginning of period	10,000	10,000	22,697	22,297
Options outstanding at beginning of period (in Dollars per share)	$ 16.00	$ 16.00	$ 13.91	$ 13.91
Options outstanding at end of period	10,000	10,000	22,697	22,297
Options outstanding at end of period (in Dollars per share)	$ 16.00	$ 16.00	$ 13.91	$ 13.91
Options exercisable at end of period	4,000		14,697