Note 15 - Parent Company Financial Statements - Condensed Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Income before income taxes and equity in undistributed net income of subsidiary	$ 6,579	$ 4,730
Income tax benefit	1,013	1,149
Net income	5,566	3,581
Comprehensive income	8,767	1,487
Parent Company [Member]
Cash dividends from Bank subsidiary	1,620	1,400
Other income	40	39
Other expense	408	222
Income before income taxes and equity in undistributed net income of subsidiary	1,252	1,217
Income tax benefit	(49)	(52)
Income before equity in undistributed net income of Bank subsidiary	1,301	1,269
Equity in undistributed net income of subsidiary	4,265	2,312
Net income	5,566	3,581
Comprehensive income	$ 8,767	$ 1,487