Note 4 - Loans - Major Classifications (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Loans Receivable, Gross	$ 369,381	$ 318,765
Net deferred loan fees and costs	(206)	(256)
Allowance for loan losses	(3,788)	(3,422)	$ (3,086)
Net loans	365,387	315,087
Commercial Portfolio Segment [Member]
Loans Receivable, Gross	80,453	60,995
Allowance for loan losses	(660)	(586)	(518)
Commercial Real Estate Portfolio Segment [Member]
Allowance for loan losses	(2,575)	(2,277)	(2,038)
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loans Receivable, Gross	16,120	5,394
Commercial Real Estate Portfolio Segment [Member] \| Other Commercial Real Estate Loans [Member]
Loans Receivable, Gross	195,269	183,383
Residential Portfolio Segment [Member]
Allowance for loan losses	(494)	(499)	(473)
Residential Portfolio Segment [Member] \| Construction Loans [Member]
Loans Receivable, Gross	1,931	1,171
Residential Portfolio Segment [Member] \| Residential Real Estate Owner Occupied Loans [Member]
Loans Receivable, Gross	55,941	47,433
Residential Portfolio Segment [Member] \| Residential Real Estate Non-owner Occupied Loans [Member]
Loans Receivable, Gross	14,517	15,516
Consumer Portfolio Segment [Member]
Loans Receivable, Gross	5,150	4,873
Allowance for loan losses	$ (59)	$ (60)	$ (57)

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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