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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Note 4 - Loans - Major Classifications (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Jun. 30, 2018
Loans Receivable, Gross	$ 467,852		$ 369,381
Net Deferred loan fees and costs	(48)		(206)
Allowance for loan losses	(4,468)	$ (4,095)	(3,788)	$ (3,656)	$ (3,569)	$ (3,422)
Net Loans	463,336		365,387
Commercial Portfolio Segment [Member]
Loans Receivable, Gross	85,848		80,453
Allowance for loan losses	(791)	(766)	(660)	(622)	(622)	(586)
Commercial Real Estate Portfolio Segment [Member]
Allowance for loan losses	(2,856)	(2,652)	(2,575)	(2,481)	(2,397)	(2,277)
Commercial Real Estate Portfolio Segment [Member] \| Construction Loans [Member]
Loans Receivable, Gross	16,673		16,120
Commercial Real Estate Portfolio Segment [Member] \| Other Commercial Real Estate Loans [Member]
Loans Receivable, Gross	229,329		195,269
Residential Portfolio Segment [Member]
Allowance for loan losses	(732)	(615)	(494)	(503)	(496)	(499)
Residential Portfolio Segment [Member] \| Construction Loans [Member]
Loans Receivable, Gross	7,417		1,931
Residential Portfolio Segment [Member] \| Residential Real Estate Owner Occupied Loans [Member]
Loans Receivable, Gross	87,631		55,941
Residential Portfolio Segment [Member] \| Residential Real Estate Non-owner Occupied Loans [Member]
Loans Receivable, Gross	19,391		14,517
Consumer Portfolio Segment [Member]
Loans Receivable, Gross	21,563		5,150
Allowance for loan losses	$ (89)	$ (62)	$ (59)	$ (50)	$ (54)	$ (60)