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Loans - Recorded Investment in Residential, Consumer and Credit Card Loans Based on Payment Activity (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | $ 3,473,895 | $ 3,337,449
Loans | 3,511,125 | 3,371,789
1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 31,775 | 27,768
Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 107,225 | 109,444
Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 810,190 | 777,030
Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 57,342 | 53,726
Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 26,226 | 25,507
Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 22,311 | 25,344
Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Loans | 45,003 | 42,792
Credit Card Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 9,313 | 8,115
Performing |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 1,095,530 | 1,055,812
Loans | 1,095,530 | 1,055,812
Performing | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 31,775 | 27,768
Loans | 31,775 | 27,768
Performing | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 106,445 | 108,759
Loans | 106,445 | 108,759
Performing | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 807,092 | 772,572
Loans | 807,092 | 772,572
Performing | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 57,185 | 53,612
Loans | 57,185 | 53,612
Performing | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 26,217 | 25,501
Loans | 26,217 | 25,501
Performing | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 22,311 | 25,312
Loans | 22,311 | 25,312
Performing | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 44,505 | 42,288
Loans | 44,505 | 42,288
Performing | Credit Card Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 9,280 | 8,081
Nonperforming |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 4,542 | 5,799
Loans | 4,542 | 5,799
Nonperforming | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 0 | 0
Loans | 0 | 0
Nonperforming | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 780 | 685
Loans | 780 | 685
Nonperforming | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 3,098 | 4,458
Loans | 3,098 | 4,458
Nonperforming | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 157 | 114
Loans | 157 | 114
Nonperforming | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 9 | 6
Loans | 9 | 6
Nonperforming | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 0 | 32
Loans | 0 | 32
Nonperforming | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 498 | 504
Loans | 498 | 504
Nonperforming | Credit Card Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 33 | 34
Total |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 1,100,072 | 1,061,611
Loans | 1,100,072 | 1,061,611
Total | 1-4 Family Construction |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 31,775 | 27,768
Loans | 31,775 | 27,768
Total | Home equity lines of credit |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 107,225 | 109,444
Loans | 107,225 | 109,444
Total | Residential Mortgages secured by first liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 810,190 | 777,030
Loans | 810,190 | 777,030
Total | Residential Mortgages secured by junior liens |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 57,342 | 53,726
Loans | 57,342 | 53,726
Total | Other revolving credit plans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 26,226 | 25,507
Loans | 26,226 | 25,507
Total | Automobile |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 22,311 | 25,344
Loans | 22,311 | 25,344
Total | Other consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Net loans | 45,003 | 42,792
Loans | $ 45,003 | $ 42,792

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