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Note 3 - Loans - Summary of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Loans	$ 581,867	$ 574,346
Allowance for loan losses	(5,584)	(4,934)	$ (4,946)	$ (5,009)
Loans, net	576,283	569,412
Commercial and Industrial Loans [Member]
Loans	55,508	50,153
Allowance for loan losses	(711)	(562)	(492)	(464)
Consumer and Other Loans [Member]
Loans	13,726	15,036
Allowance for loan losses	(692)	(836)	(808)	(929)
Construction and Land Development [Member] | Real Estate 1 [Member]
Loans	40,279	43,164
Allowance for loan losses	(461)	(464)	(605)	(561)
Secured by Multi-family Residential Properties [Member] | Real Estate 1 [Member]
Loans	230,980	229,438
Allowance for loan losses	(1,076)	(776)	(766)	(895)
Other Real Estate Loans [Member] | Real Estate 1 [Member]
Loans	241,374	236,555
Allowance for loan losses	$ (2,644)	(2,296)	$ (2,275)	$ (2,160)
Consumer and Other Loans [Member] | Consumer and Other Loans [Member]
Loans		$ 15,036

X

- Definition

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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