Note 3 - Securities Available For Sale - Available-For-sale Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Due after three months to one year, amortized cost	$ 8,132
Due after three months to one year, fair value	8,139
Due after one year to five years, amortized cost	52,434
Due after one year to five years, fair value	52,753
Due after five years, amortized cost	25,803
Due after five years, fair value	25,577
No stated maturity, amortized cost	9,149
No stated maturity, fair value	9,040
Total securities available-for-sale, amortized cost	95,518	$ 93,643
Total securities available-for-sale, fair value	$ 95,509	$ 95,844