Note 1 - Summary of Significant Accounting Policies (Details) - Basic and Diluted Net Income Per Share - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Basic and Diluted Net Income Per Share [Abstract]
Net earnings (in Dollars)	$ 1,360	$ 1,678	$ 3,557	$ 2,459	$ 1,846	$ 1,190	$ 2,184	$ 1,831	$ 9,055	$ 7,051	$ 7,354
Weighted average number of common shares outstanding assuming no exercise of outstanding options									10,459,924	10,453,107	10,446,347
Dilutive stock options using the treasury stock method										3,252	7,014
Dilutive common shares outstanding									10,459,924	10,456,359	10,453,361
Basic earnings per common share (in Dollars per share)	$ 0.13	$ 0.16	$ 0.34	$ 0.24	$ 0.18	$ 0.11	$ 0.21	$ 0.18	$ 0.87	$ 0.67	$ 0.70
Diluted earnings per common share (in Dollars per share)	$ 0.13	$ 0.16	$ 0.34	$ 0.24	$ 0.18	$ 0.11	$ 0.21	$ 0.18	$ 0.87	$ 0.67	$ 0.70