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Loans, Allowance for Credit Losses, and Asset Quality Information (Schedule of Impaired Loans) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | $ 20,139
Impaired loans with no related allowance - Unpaid Principal Balance |  | 22,613
Impaired loans with no related allowance - Average Recorded Investment | $ 14,796 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 16,142
Impaired loans with allowance - Unpaid Principal Balance |  | 17,442
Impaired loans with related allowance - Related Allowance |  | 6,551
Impaired loans with related allowance - Average Recorded Investment | 16,634 |
Commercial, financial, and agricultural |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 3,688
Impaired loans with no related allowance - Unpaid Principal Balance |  | 4,325
Impaired loans with no related allowance - Average Recorded Investment | 750 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 4,012
Impaired loans with allowance - Unpaid Principal Balance |  | 4,398
Impaired loans with related allowance - Related Allowance |  | 3,546
Impaired loans with related allowance - Average Recorded Investment | 5,139 |
Real estate, commercial | Real estate – construction, land development & other land loans |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 554
Impaired loans with no related allowance - Unpaid Principal Balance |  | 694
Impaired loans with no related allowance - Average Recorded Investment | 308 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 123
Impaired loans with allowance - Unpaid Principal Balance |  | 131
Impaired loans with related allowance - Related Allowance |  | 30
Impaired loans with related allowance - Average Recorded Investment | 502 |
Real estate, commercial | Real estate – mortgage – commercial and other |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 11,763
Impaired loans with no related allowance - Unpaid Principal Balance |  | 13,107
Impaired loans with no related allowance - Average Recorded Investment | 9,026 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 6,819
Impaired loans with allowance - Unpaid Principal Balance |  | 7,552
Impaired loans with related allowance - Related Allowance |  | 2,175
Impaired loans with related allowance - Average Recorded Investment | 5,786 |
Real estate, mortgage | Real estate – mortgage – residential (1-4 family) first mortgages |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 4,115
Impaired loans with no related allowance - Unpaid Principal Balance |  | 4,456
Impaired loans with no related allowance - Average Recorded Investment | 4,447 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 5,188
Impaired loans with allowance - Unpaid Principal Balance |  | 5,361
Impaired loans with related allowance - Related Allowance |  | 800
Impaired loans with related allowance - Average Recorded Investment | 5,186 |
Real estate, mortgage | Real estate – mortgage – home equity loans / lines of credit |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 15
Impaired loans with no related allowance - Unpaid Principal Balance |  | 27
Impaired loans with no related allowance - Average Recorded Investment | 264 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 0
Impaired loans with allowance - Unpaid Principal Balance |  | 0
Impaired loans with related allowance - Related Allowance |  | 0
Impaired loans with related allowance - Average Recorded Investment | 21 |
Consumer loans |  |
Loans with no related allowance recorded: |  |
Impaired loans with no related allowance - Recorded Investment |  | 4
Impaired loans with no related allowance - Unpaid Principal Balance |  | 4
Impaired loans with no related allowance - Average Recorded Investment | 1 |
Loans with an allowance recorded: |  |
Impaired loans with allowance - Recorded Investment |  | 0
Impaired loans with allowance - Unpaid Principal Balance |  | 0
Impaired loans with related allowance - Related Allowance |  | $ 0
Impaired loans with related allowance - Average Recorded Investment | $ 0 |

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