Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Held-to-maturity securities, fair value	$ 4,293	$ 3,619
Preferred stock, par value (in dollars per share)
Preferred stock, shares authorized (in shares)	350,000	350,000
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)
Common stock, shares authorized (in shares)	3,500,000	3,500,000
Common stock, shares issued (in shares)	2,854,133	2,854,133
Treasury stock, shares (in shares)	130,606	130,375