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Note 7 - Loans Receivable and Credit Disclosures - Impaired Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Impaired financing receivable with no related allowance, recorded investment | $ 1,251 | $ 1,908
Impaired financing receivable with no related allowance, unpaid principal balance | 1,423 | 2,680
Impaired financing receivable with related allowance, recorded investment | 9,948 | 10,404
Impaired financing receivable with related allowance, unpaid principal balance | 10,372 | 10,751
Impaired financing receivable, related allowance | 1,186 | 1,392
Impaired financing receivable, recorded investment | 11,199 | 12,312
Impaired financing receivable, unpaid principal balance | 11,795 | 13,431
Construction Real Estate [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 0 | 0
Impaired financing receivable with no related allowance, unpaid principal balance | 0 | 0
Impaired financing receivable with related allowance, recorded investment | 0 | 0
Impaired financing receivable with related allowance, unpaid principal balance | 0 | 0
Impaired financing receivable, related allowance | 0 | 0
Impaired financing receivable, recorded investment | 0 | 0
Impaired financing receivable, unpaid principal balance | 0 | 0
Family Residential Real Estate 1-4 [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 722 | 677
Impaired financing receivable with no related allowance, unpaid principal balance | 799 | 739
Impaired financing receivable with related allowance, recorded investment | 0 | 303
Impaired financing receivable with related allowance, unpaid principal balance | 0 | 314
Impaired financing receivable, related allowance | 0 | 40
Impaired financing receivable, recorded investment | 722 | 980
Impaired financing receivable, unpaid principal balance | 799 | 1,053
Commercial Real Estate Portfolio Segment [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 118 | 124
Impaired financing receivable with no related allowance, unpaid principal balance | 139 | 142
Impaired financing receivable with related allowance, recorded investment | 9,595 | 9,668
Impaired financing receivable with related allowance, unpaid principal balance | 10,001 | 10,001
Impaired financing receivable, related allowance | 1,065 | 1,139
Impaired financing receivable, recorded investment | 9,713 | 9,792
Impaired financing receivable, unpaid principal balance | 10,140 | 10,143
Agriculture Real Estate [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 171 | 546
Impaired financing receivable with no related allowance, unpaid principal balance | 194 | 1,001
Impaired financing receivable with related allowance, recorded investment | 0 | 0
Impaired financing receivable with related allowance, unpaid principal balance | 0 | 0
Impaired financing receivable, related allowance | 0 | 0
Impaired financing receivable, recorded investment | 171 | 546
Impaired financing receivable, unpaid principal balance | 194 | 1,001
Commercial Portfolio Segment [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 207 | 233
Impaired financing receivable with no related allowance, unpaid principal balance | 248 | 269
Impaired financing receivable with related allowance, recorded investment | 34 | 97
Impaired financing receivable with related allowance, unpaid principal balance | 35 | 98
Impaired financing receivable, related allowance | 2 | 60
Impaired financing receivable, recorded investment | 241 | 330
Impaired financing receivable, unpaid principal balance | 283 | 367
Agriculture [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 30 | 322
Impaired financing receivable with no related allowance, unpaid principal balance | 38 | 521
Impaired financing receivable with related allowance, recorded investment | 300 | 315
Impaired financing receivable with related allowance, unpaid principal balance | 315 | 315
Impaired financing receivable, related allowance | 100 | 132
Impaired financing receivable, recorded investment | 330 | 637
Impaired financing receivable, unpaid principal balance | 353 | 836
Consumer and Other [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 3 | 6
Impaired financing receivable with no related allowance, unpaid principal balance | 5 | 8
Impaired financing receivable with related allowance, recorded investment | 19 | 21
Impaired financing receivable with related allowance, unpaid principal balance | 21 | 23
Impaired financing receivable, related allowance | 19 | 21
Impaired financing receivable, recorded investment | 22 | 27
Impaired financing receivable, unpaid principal balance | $ 26 | $ 31

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