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Note 3 - Loans - Summary of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019		Sep. 30, 2019	Dec. 31, 2018
Loans	$ 648,368	$ 574,346
Allowance for loan losses	(7,777)	(4,934)	[1]	$ (4,912)	$ (5,009)
Loans, net	640,591	569,412	[1]
Commercial and Industrial Loans [Member]
Loans	125,277	50,153
Allowance for loan losses	(908)	(562)		(566)	(464)
Consumer and Other Loans [Member]
Loans	11,102	15,036
Allowance for loan losses	(491)	(836)		(754)	(929)
Construction and Land Development [Member] | Real Estate 1 [Member]
Loans	27,472	43,164
Allowance for loan losses	(302)	(464)		(492)	(561)
Secured by Multi-family Residential Properties [Member] | Real Estate 1 [Member]
Loans	234,198	229,438
Allowance for loan losses	(1,087)	(776)		(774)	(895)
Other Real Estate Loans [Member] | Real Estate 1 [Member]
Loans	250,319	236,555
Allowance for loan losses	$ (4,989)	(2,296)		$ (2,326)	$ (2,160)
Consumer and Other Loans [Member] | Consumer and Other Loans [Member]
Loans		$ 15,036
[1] Derived from audited consolidated financial statements.

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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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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