Note 15 - Parent Company Financial Statements - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Net income	$ 5,566	$ 3,581
Securities amortization and accretion, net	784	963
Net cash flows from operating activities	6,386	5,851
Net cash flows from financing activities	42,053	42,958
Change in cash and cash equivalents	1,689	(2,140)
Cash and cash equivalents, beginning of year	7,772	9,912
Cash and cash equivalents, end of year	9,461	7,772
Parent Company [Member]
Net income	5,566	3,581
Equity in undistributed net income of Bank subsidiary	(4,265)	(2,312)
Securities amortization and accretion, net	(10)	(10)
Change in other assets and liabilities	63	12
Net cash flows from operating activities	1,354	1,271
Dividend paid	(1,421)	(1,351)
Issuance of treasury stock for stock awards	59	90
Net cash flows from financing activities	(1,362)	(1,261)
Change in cash and cash equivalents	(8)	10
Cash and cash equivalents, beginning of year	46	36
Cash and cash equivalents, end of year	$ 38	$ 46