Note 13 - Parent Company Financial Statements - Condensed Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Parent Company [Member]
Cash dividends from Bank subsidiary	$ 1,425	$ 1,360
Other income	46	45
Other expense	206	224
Income before income taxes and equity in undistributed net income of subsidiary	1,265	1,181
us-gaap_IncomeTaxExpenseBenefit	(50)	(57)
Income before equity in undistributed net income of Bank subsidiary	1,315	1,238
Equity in undistributed net income of subsidiary	832	1,720
Net income	2,147	2,958
Comprehensive income	3,637	2,574
Income before income taxes and equity in undistributed net income of subsidiary	2,426	3,676
us-gaap_IncomeTaxExpenseBenefit	279	718
Net income	2,147	2,958
Comprehensive income	$ 3,637	$ 2,574