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Note 7 - Loans Receivable and Credit Disclosures - Past Due Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Loans receivable	$ 1,324,017	$ 1,320,813
Financing receivable, recorded investment, 90 days past due and still accruing	246	736
Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	8,955	3,088
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	2,865	3,837
Financial Asset, Past Due [Member]
Loans receivable	11,820	6,925
Financial Asset, Not Past Due [Member]
Loans receivable	1,312,197	1,313,888
Construction Real Estate [Member]
Loans receivable	61,738	59,281
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Construction Real Estate [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	374	0
Construction Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	0	63
Construction Real Estate [Member] | Financial Asset, Past Due [Member]
Loans receivable	374	63
Construction Real Estate [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	61,364	59,218
Family Residential Real Estate 1-4 [Member]
Loans receivable	310,829	309,704
Financing receivable, recorded investment, 90 days past due and still accruing	0	23
Family Residential Real Estate 1-4 [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	4,015	1,744
Family Residential Real Estate 1-4 [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	118	204
Family Residential Real Estate 1-4 [Member] | Financial Asset, Past Due [Member]
Loans receivable	4,133	1,948
Family Residential Real Estate 1-4 [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	306,696	307,756
Multifamily [Member]
Loans receivable	199,609	200,209
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Multifamily [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	444	0
Multifamily [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	0	0
Multifamily [Member] | Financial Asset, Past Due [Member]
Loans receivable	444	0
Multifamily [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	199,165	200,209
Commercial Real Estate Portfolio Segment [Member]
Loans receivable	352,259	350,493
Financing receivable, recorded investment, 90 days past due and still accruing	113	0
Commercial Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	374	332
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	2,614	2,501
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Past Due [Member]
Loans receivable	2,988	2,833
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	349,271	347,660
Agriculture Real Estate [Member]
Loans receivable	160,318	159,880
Financing receivable, recorded investment, 90 days past due and still accruing	133	660
Agriculture Real Estate [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	122	651
Agriculture Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	133	660
Agriculture Real Estate [Member] | Financial Asset, Past Due [Member]
Loans receivable	255	1,311
Agriculture Real Estate [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	160,063	158,569
Commercial Portfolio Segment [Member]
Loans receivable	93,374	90,023
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Commercial Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	1,291	288
Commercial Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	0	356
Commercial Portfolio Segment [Member] | Financial Asset, Past Due [Member]
Loans receivable	1,291	644
Commercial Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	92,083	89,379
Agriculture [Member]
Loans receivable	129,361	134,157
Financing receivable, recorded investment, 90 days past due and still accruing	0	53
Agriculture [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	2,333	68
Agriculture [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	0	53
Agriculture [Member] | Financial Asset, Past Due [Member]
Loans receivable	2,333	121
Agriculture [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	127,028	134,036
Consumer and Other [Member]
Loans receivable	16,529	17,066
Financing receivable, recorded investment, 90 days past due and still accruing	0	0
Consumer and Other [Member] | Financing Receivables 30 to 89 Days Past Due [Member]
Loans receivable	2	5
Consumer and Other [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans receivable	0	0
Consumer and Other [Member] | Financial Asset, Past Due [Member]
Loans receivable	2	5
Consumer and Other [Member] | Financial Asset, Not Past Due [Member]
Loans receivable	$ 16,527	$ 17,061

X

- Definition

Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
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-Paragraph 1
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- Definition

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+ References

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