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Loans and Leases and Allowance for Loan and Lease Losses - Performing and Impaired Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | $ 2,652,663 | $ 2,382,243
All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 2,609,034 | 2,350,179
Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 43,629 | 32,064
Commercial Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 1,313,247 | 1,012,976
Commercial Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 1,290,091 | 996,853
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 23,156 | 16,123
Consumer Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 478,161 | 443,930
Consumer Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 467,298 | 433,672
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 10,863 | 10,258
Construction and Land Development [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 326,374 | 278,075
Construction and Land Development [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 323,470 | 272,727
Construction and Land Development [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 2,904 | 5,348
Commercial and Industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 469,739 | 634,446
Commercial and Industrial [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 466,868 | 634,138
Commercial and Industrial [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 2,871 | 308
Leases Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 53,396 |
Leases Portfolio Segment [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 49,648 |
Leases Portfolio Segment [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 3,748 |
Consumer and Other [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 11,746 | 12,816
Consumer and Other [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 11,659 | 12,789
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 87 | 27
Performing [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 2,605,660 | 2,344,846
Performing [Member] | Commercial Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 1,289,233 | 992,982
Performing [Member] | Consumer Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 464,881 | 432,356
Performing [Member] | Construction and Land Development [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 323,470 | 272,727
Performing [Member] | Commercial and Industrial [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 466,769 | 633,992
Performing [Member] | Leases Portfolio Segment [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 49,648 |
Performing [Member] | Consumer and Other [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 11,659 | 12,789
Impaired Loans [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 3,374 | 5,333
Impaired Loans [Member] | Commercial Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 858 | 3,871
Impaired Loans [Member] | Consumer Real Estate [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | 2,417 | 1,316
Impaired Loans [Member] | Commercial and Industrial [Member] | All Other Loans and leases [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total loans | $ 99 | $ 146

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