Note 12 - Fair Value - Financial Assets and Liabilities Measured at Fair Value on a Non-recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Commercial Real Estate - Other [Member]
Assets, Fair Value Disclosure, Nonrecurring	$ 130	$ 1,206
Commercial Real Estate - Other [Member] | Fair Value, Inputs, Level 1 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Commercial Real Estate - Other [Member] | Fair Value, Inputs, Level 2 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Commercial Real Estate - Other [Member] | Fair Value, Inputs, Level 3 [Member]
Assets, Fair Value Disclosure, Nonrecurring	130	1,206
Residential Real Estate Non-owner Occupied Loans [Member]
Assets, Fair Value Disclosure, Nonrecurring		197
Residential Real Estate Non-owner Occupied Loans [Member] | Fair Value, Inputs, Level 1 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Residential Real Estate Non-owner Occupied Loans [Member] | Fair Value, Inputs, Level 2 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Residential Real Estate Non-owner Occupied Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Assets, Fair Value Disclosure, Nonrecurring		$ 197
Residential Real Estate Owner Occupied Loans [Member]
Assets, Fair Value Disclosure, Nonrecurring	71
Residential Real Estate Owner Occupied Loans [Member] | Fair Value, Inputs, Level 1 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Residential Real Estate Owner Occupied Loans [Member] | Fair Value, Inputs, Level 2 [Member]
Assets, Fair Value Disclosure, Nonrecurring
Residential Real Estate Owner Occupied Loans [Member] | Fair Value, Inputs, Level 3 [Member]
Assets, Fair Value Disclosure, Nonrecurring	$ 71