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ALLOWANCE FOR LOAN LOSSES: (Details 3) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Financing Receivable, Troubled Debt Restructuring | $ 4,206 | $ 4,194 | $ 4,806 | $ 7,034
Nonperforming Financing Receivable |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 2,458 | 1,662 |  |
Financing Receivable, Troubled Debt Restructuring |  | 3,340 |  |
Financing Receivable, Modifications, Nonaccrual |  | 875 |  |
Non-accrual | 15,367 | 9,546 |  |
Nonperforming Financing Receivable | Commercial & Industrial |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 0 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 11 |  |
Non-accrual | 4,838 | 2,191 |  |
Nonperforming Financing Receivable | Farmland |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 5 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 195 | 2,410 |  |
Nonperforming Financing Receivable | Non Farm, Non Residential |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 0 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 3,729 | 441 |  |
Nonperforming Financing Receivable | Agriculture |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 0 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 409 | 485 |  |
Nonperforming Financing Receivable | All Other Commercial |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 0 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 533 | 114 |  |
Nonperforming Financing Receivable | First Liens |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 1,746 | 625 |  |
Financing Receivable, Troubled Debt Restructuring |  | 3,007 |  |
Financing Receivable, Modifications, Nonaccrual |  | 396 |  |
Non-accrual | 2,604 | 2,876 |  |
Nonperforming Financing Receivable | Home Equity |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 88 | 12 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 30 | 61 |  |
Nonperforming Financing Receivable | Junior Liens |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 252 | 51 |  |
Financing Receivable, Troubled Debt Restructuring |  | 94 |  |
Financing Receivable, Modifications, Nonaccrual |  | 9 |  |
Non-accrual | 206 | 175 |  |
Nonperforming Financing Receivable | Multifamily |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 0 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 1,380 | 0 |  |
Nonperforming Financing Receivable | All Other Residential |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 738 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 0 |  |
Non-accrual | 135 | 203 |  |
Nonperforming Financing Receivable | Motor Vehicle |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 372 | 227 |  |
Financing Receivable, Troubled Debt Restructuring |  | 0 |  |
Financing Receivable, Modifications, Nonaccrual |  | 15 |  |
Non-accrual | 754 | 138 |  |
Nonperforming Financing Receivable | All Other Consumer |  |  |  |
Aging of recorded investment in loans by past due category and class of loans |  |  |  |
Loans Past Due Over 90 Day Still Accruing | 0 | 4 |  |
Financing Receivable, Troubled Debt Restructuring |  | 239 |  |
Financing Receivable, Modifications, Nonaccrual |  | 444 |  |
Non-accrual | $ 554 | $ 452 |  |

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