Note 16 - Parent Company Financial Statements - Condensed Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Income before income taxes and equity in undistributed net income of subsidiary	$ 6,439	$ 6,579
Income tax benefit	912	1,013
Net income	5,527	5,566
Comprehensive income	8,221	8,767
Parent Company [Member]
Cash dividends from Bank subsidiary	6,120	1,620
Other income	25	40
Other expense	1,050	408
Income before income taxes and equity in undistributed net income of subsidiary	5,095	1,252
Income tax benefit	(189)	(49)
Income before equity in undistributed net income of Bank subsidiary	5,284	1,301
Equity in undistributed net income of subsidiary	243	4,265
Net income	5,527	5,566
Comprehensive income	$ 8,221	$ 8,767