Note 6 - Short-term Borrowings - Schedule of Repurchase Agreements (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
US Government-sponsored Enterprises Debt Securities [Member]
Pledged Financial Instruments, Securities for Repurchase Agreements	$ 2,066	$ 4,313
Residential Mortgage Backed Securities [Member]
Pledged Financial Instruments, Securities for Repurchase Agreements	16,864	16,301
Collateralized Mortgage Obligations [Member]
Pledged Financial Instruments, Securities for Repurchase Agreements	1,510	1,658
Pledged Financial Instruments, Securities for Repurchase Agreements	20,440	22,272
Repurchase Agreements	$ 19,129	$ 19,838