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Note 7 - Loans Receivable and Credit Disclosures - Allowance for Loan Losses Impairment Analysis (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Individually evaluated for impairment	$ 1,539	$ 1,819
Collectively evaluated for impairment	15,291	15,396
Balance	16,830	17,215
Construction Real Estate [Member]
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	582	725
Balance	582	725
Family Residential Real Estate 1-4 [Member]
Individually evaluated for impairment	40	150
Collectively evaluated for impairment	2,619	2,431
Balance	2,659	2,581
Commercial Real Estate Portfolio Segment [Member]
Individually evaluated for impairment	1,326	1,486
Collectively evaluated for impairment	7,597	7,444
Balance	8,923	8,930
Agriculture Real Estate [Member]
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	1,578	1,595
Balance	1,578	1,595
Commercial Portfolio Segment [Member]
Individually evaluated for impairment	18	115
Collectively evaluated for impairment	1,187	1,338
Balance	1,205	1,453
Agriculture [Member]
Individually evaluated for impairment	132	40
Collectively evaluated for impairment	1,527	1,656
Balance	1,659	1,696
Consumer and Other [Member]
Individually evaluated for impairment	23	28
Collectively evaluated for impairment	201	207
Balance	$ 224	$ 235

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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+ References

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