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Note 7 - Loans - Contractual Aging of Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Loans current and past due less than 30 days | $ 1,149,054 | $ 1,166,748
Loans receivable | 1,167,473 | 1,182,222
Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 13,053 | 10,023
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 5,366 | 5,451
Residential Portfolio Segment [Member] |  |
Loans current and past due less than 30 days | 569,440 | 573,938
Loans receivable | 581,626 | 586,580
Residential Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 8,331 | 8,414
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 3,855 | 4,228
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Senior Lien [Member] |  |
Loans current and past due less than 30 days | 497,246 | 499,024
Loans receivable | 508,387 | 510,641
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Senior Lien [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 7,817 | 7,839
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Senior Lien [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 3,324 | 3,778
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Junior Lien [Member] |  |
Loans current and past due less than 30 days | 26,564 | 27,041
Loans receivable | 27,028 | 27,503
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Junior Lien [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 40 | 83
Residential Portfolio Segment [Member] | Real Estate Loan [Member] | Junior Lien [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 424 | 379
Residential Portfolio Segment [Member] | Home Equity Line of Credit 1 [Member] |  |
Loans current and past due less than 30 days | 31,509 | 33,115
Loans receivable | 32,090 | 33,638
Residential Portfolio Segment [Member] | Home Equity Line of Credit 1 [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 474 | 452
Residential Portfolio Segment [Member] | Home Equity Line of Credit 1 [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 107 | 71
Residential Portfolio Segment [Member] | Construction Loans [Member] |  |
Loans current and past due less than 30 days | 14,121 | 14,758
Loans receivable | 14,121 | 14,798
Residential Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 0 | 40
Residential Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] |  |
Loans current and past due less than 30 days | 563,418 | 576,314
Loans receivable | 569,331 | 578,901
Commercial Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 4,537 | 1,420
Commercial Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 1,376 | 1,167
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] |  |
Loans current and past due less than 30 days | 294,408 | 299,640
Loans receivable | 295,860 | 301,227
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 574 | 737
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 878 | 850
Commercial Portfolio Segment [Member] | Construction Loans [Member] |  |
Loans current and past due less than 30 days | 33,145 | 33,505
Loans receivable | 33,340 | 33,555
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 145 | 0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 50 | 50
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |
Loans current and past due less than 30 days | 128,435 | 126,221
Loans receivable | 132,308 | 126,374
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 3,742 | 16
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 131 | 137
Commercial Portfolio Segment [Member] | Political Subdivisions [Member] |  |
Loans current and past due less than 30 days | 43,613 | 53,570
Loans receivable | 43,613 | 53,570
Commercial Portfolio Segment [Member] | Political Subdivisions [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] | Political Subdivisions [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] | Loans Secured by Farmland [Member] |  |
Loans current and past due less than 30 days | 11,208 | 11,455
Loans receivable | 11,524 | 12,251
Commercial Portfolio Segment [Member] | Loans Secured by Farmland [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 0 | 666
Commercial Portfolio Segment [Member] | Loans Secured by Farmland [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 316 | 130
Commercial Portfolio Segment [Member] | Multifamily 5 or More Residential [Member] |  |
Loans current and past due less than 30 days | 32,370 | 31,070
Loans receivable | 32,370 | 31,070
Commercial Portfolio Segment [Member] | Multifamily 5 or More Residential [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] | Multifamily 5 or More Residential [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] |  |
Loans current and past due less than 30 days | 3,809 | 4,318
Loans receivable | 3,886 | 4,319
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 76 | 1
Commercial Portfolio Segment [Member] | Agricultural Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 1 | 0
Commercial Portfolio Segment [Member] | Other Commercial Loans [Member] |  |
Loans current and past due less than 30 days | 16,430 | 16,535
Loans receivable | 16,430 | 16,535
Commercial Portfolio Segment [Member] | Other Commercial Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 0 | 0
Commercial Portfolio Segment [Member] | Other Commercial Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | 0 | 0
Consumer Portfolio Segment [Member] |  |
Loans current and past due less than 30 days | 16,196 | 16,496
Loans receivable | 16,516 | 16,741
Consumer Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Loans past due | 185 | 189
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Loans past due | $ 135 | $ 56

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