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Loans and Leases and Allowance for Credit Losses - Past Due Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | $ 3,934 |
Nonaccrual With No Allowance for Credit Losses, post ASU 2019-04 | 1,154 |
Loans Past Due Over 90 Days Still Accruing | 229 |
Total loans |  | $ 3,253,627
Total loans, post ASU 2019-04 | 3,378,999 |
Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 3,251,418
Total loans, post ASU 2019-04 | 3,373,741 |
Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 2,209
Total loans, post ASU 2019-04 | 5,258 |
Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,960
Total loans, post ASU 2019-04 | 3,275 |
Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 106
Total loans, post ASU 2019-04 | 1,754 |
90 Days or More Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 143
Total loans, post ASU 2019-04 | 229 |
Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | 741 |
Total loans |  | 1,627,761
Total loans, post ASU 2019-04 | 1,667,176 |
Commercial Real Estate [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,627,707
Total loans, post ASU 2019-04 | 1,666,314 |
Commercial Real Estate [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 54
Total loans, post ASU 2019-04 | 862 |
Commercial Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 54
Total loans, post ASU 2019-04 | 862 |
Consumer Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | 2,064 |
Nonaccrual With No Allowance for Credit Losses, post ASU 2019-04 | 1,154 |
Loans Past Due Over 90 Days Still Accruing | 34 |
Total loans |  | 587,977
Total loans, post ASU 2019-04 | 638,518 |
Consumer Real Estate [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 587,383
Total loans, post ASU 2019-04 | 637,377 |
Consumer Real Estate [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 594
Total loans, post ASU 2019-04 | 1,141 |
Consumer Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 594
Total loans, post ASU 2019-04 | 706 |
Consumer Real Estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 401 |
Consumer Real Estate [Member] | 90 Days or More Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 34 |
Construction and Land Development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | 620 |
Total loans |  | 402,501
Total loans, post ASU 2019-04 | 373,068 |
Construction and Land Development [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 402,501
Total loans, post ASU 2019-04 | 372,550 |
Construction and Land Development [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 518 |
Construction and Land Development [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 110 |
Construction and Land Development [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 408 |
Commercial and Industrial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | 314 |
Loans Past Due Over 90 Days Still Accruing | 98 |
Total loans |  | 551,867
Total loans, post ASU 2019-04 | 617,115 |
Commercial and Industrial [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 551,664
Total loans, post ASU 2019-04 | 614,688 |
Commercial and Industrial [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 203
Total loans, post ASU 2019-04 | 2,427 |
Commercial and Industrial [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 185
Total loans, post ASU 2019-04 | 1,384 |
Commercial and Industrial [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 18
Total loans, post ASU 2019-04 | 945 |
Commercial and Industrial [Member] | 90 Days or More Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | 98 |
Leases [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Nonaccrual Loans | 195 |
Total loans |  | 67,427
Total loans, post ASU 2019-04 | 68,538 |
Leases [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 66,176
Total loans, post ASU 2019-04 | 68,420 |
Leases [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,251
Total loans, post ASU 2019-04 | 118 |
Leases [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,024
Total loans, post ASU 2019-04 | 118 |
Leases [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 84
Leases [Member] | 90 Days or More Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 143
Consumer and Other [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Loans Past Due Over 90 Days Still Accruing | 97 |
Total loans |  | 16,094
Total loans, post ASU 2019-04 | 14,584 |
Consumer and Other [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 15,987
Total loans, post ASU 2019-04 | 14,392 |
Consumer and Other [Member] | Financial Asset, Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 107
Total loans, post ASU 2019-04 | 192 |
Consumer and Other [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 103
Total loans, post ASU 2019-04 | 95 |
Consumer and Other [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 4
Consumer and Other [Member] | 90 Days or More Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans, post ASU 2019-04 | $ 97 |
Purchased Credit Impaired Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 28,691
Purchased Credit Impaired Loans [Member] | Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 15,946
Purchased Credit Impaired Loans [Member] | Consumer Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 8,352
Purchased Credit Impaired Loans [Member] | Construction and Land Development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,529
Purchased Credit Impaired Loans [Member] | Commercial and Industrial [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 1,893
Purchased Credit Impaired Loans [Member] | Leases [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | 968
Purchased Credit Impaired Loans [Member] | Consumer and Other [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total loans |  | $ 3

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