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Note 7 - Loans Receivable and Credit Disclosures - Credit Risk Profile by Internally Assigned Grade (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Loan and lease receivable other than consumer and residential | $ 873,221 | $ 898,825
Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 702,452 | 704,686
Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 121,307 | 132,772
Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 1,463 | 15,030
Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 36,842 | 35,032
Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | 11,157 | 11,305
Construction Real Estate [Member] |  |
Loan and lease receivable other than consumer and residential | 46,140 | 42,638
Construction Real Estate [Member] | Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 45,904 | 38,753
Construction Real Estate [Member] | Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 236 | 239
Construction Real Estate [Member] | Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 0 | 0
Construction Real Estate [Member] | Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 0 | 3,646
Construction Real Estate [Member] | Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | 0 | 0
Commercial Real Estate Portfolio Segment [Member] |  |
Loan and lease receivable other than consumer and residential | 507,598 | 515,367
Commercial Real Estate Portfolio Segment [Member] | Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 388,722 | 381,346
Commercial Real Estate Portfolio Segment [Member] | Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 78,615 | 99,127
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 830 | 3,085
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 29,642 | 22,017
Commercial Real Estate Portfolio Segment [Member] | Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | 9,789 | 9,792
Agriculture Real Estate [Member] |  |
Loan and lease receivable other than consumer and residential | 152,136 | 153,457
Agriculture Real Estate [Member] | Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 125,766 | 126,157
Agriculture Real Estate [Member] | Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 20,791 | 17,853
Agriculture Real Estate [Member] | Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 0 | 3,519
Agriculture Real Estate [Member] | Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 5,037 | 5,382
Agriculture Real Estate [Member] | Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | 542 | 546
Commercial Portfolio Segment [Member] |  |
Loan and lease receivable other than consumer and residential | 71,150 | 75,482
Commercial Portfolio Segment [Member] | Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 61,302 | 63,141
Commercial Portfolio Segment [Member] | Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 7,372 | 8,132
Commercial Portfolio Segment [Member] | Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 633 | 762
Commercial Portfolio Segment [Member] | Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 1,581 | 3,117
Commercial Portfolio Segment [Member] | Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | 262 | 330
Agriculture [Member] |  |
Loan and lease receivable other than consumer and residential | 96,197 | 111,881
Agriculture [Member] | Pass [Member] |  |
Loan and lease receivable other than consumer and residential | 80,758 | 95,289
Agriculture [Member] | Watch [Member] |  |
Loan and lease receivable other than consumer and residential | 14,293 | 7,421
Agriculture [Member] | Special Mention [Member] |  |
Loan and lease receivable other than consumer and residential | 0 | 7,664
Agriculture [Member] | Substandard [Member] |  |
Loan and lease receivable other than consumer and residential | 582 | 870
Agriculture [Member] | Substandard Impaired [Member] |  |
Loan and lease receivable other than consumer and residential | $ 564 | $ 637

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