Note 16 - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Net income available to common shareholders	$ 5,566	$ 3,581
Weighted average common shares outstanding (in shares)	2,731,247	2,726,926
Basic income per share (in dollars per share)	$ 2.04	$ 1.31
Net income available to common shareholders	$ 5,566	$ 3,581
Weighted average common shares outstanding (in shares)	2,731,247	2,726,926
Dilutive effect of restricted stock (in shares)
Total common shares and dilutive potential common shares (in shares)	2,731,247	2,726,926
Dilutive income per share (in dollars per share)	$ 2.04	$ 1.31