Note 5 - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Net income available to common shareholders	$ 901	$ 727
Weighted average common shares outstanding (in shares)	2,723,915	2,724,372
Basic income per share (in dollars per share)	$ 0.33	$ 0.27
Net income available to common shareholders	$ 901	$ 727
Weighted average common shares outstanding (in shares)	2,723,915	2,724,372
Dilutive effect of restricted stock (in shares)	4	189
Total common shares and dilutive potential common shares (in shares)	2,723,919	2,724,561
Dilutive income per share (in dollars per share)	$ 0.33	$ 0.27