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Loans and Allowance for Loan Losses - Components of loans and associated allowance (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | --- | --- | --- | --- | ---
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | $ 6,219 |  | $ 7,954 |  |  |
Recorded Investment, Collectively Evaluated | 2,027,978 |  | 1,713,325 |  |  |
Loans and Leases Receivable, Gross, Total | 2,034,197 |  | 1,721,279 |  |  |
Allowance Allocation, Individually Evaluated | 549 |  | 3,138 |  |  |
Allowance Allocation, Collectively Evaluated | 24,960 |  | 18,594 |  |  |
Allowance Allocation, Unallocated | 1,747 |  | 2,192 |  |  |
Loans and Leases Receivable, Allowance, Total | 27,256 | $ 27,019 | 23,924 | $ 21,246 | $ 22,638 | $ 22,174
Commercial |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 5,173 |  | 6,901 |  |  |
Recorded Investment, Collectively Evaluated | 1,339,479 |  | 993,324 |  |  |
Loans and Leases Receivable, Gross, Total | 1,344,652 |  | 1,000,225 |  |  |
Allowance Allocation, Individually Evaluated | 513 |  | 3,135 |  |  |
Allowance Allocation, Collectively Evaluated | 20,675 |  | 16,126 |  |  |
Loans and Leases Receivable, Allowance, Total | 21,188 | 21,511 | 19,261 | 17,782 | 19,909 | 18,656
Commercial | Commercial and industrial |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 3,644 |  | 976 |  |  |
Recorded Investment, Collectively Evaluated | 790,560 |  | 478,168 |  |  |
Loans and Leases Receivable, Gross, Total | 794,204 |  | 479,144 |  |  |
Allowance Allocation, Individually Evaluated | 503 |  | 189 |  |  |
Allowance Allocation, Collectively Evaluated | 10,294 |  | 12,081 |  |  |
Loans and Leases Receivable, Allowance, Total | 10,797 | 12,901 | 12,270 | 11,694 | 13,815 | 12,127
Commercial | Real estate construction |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Collectively Evaluated | 31,344 |  | 26,378 |  |  |
Loans and Leases Receivable, Gross, Total | 31,344 |  | 26,378 |  |  |
Allowance Allocation, Collectively Evaluated | 443 |  | 303 |  |  |
Loans and Leases Receivable, Allowance, Total | 443 | 334 | 303 | 323 | 251 | 250
Commercial | Commercial real estate |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 1,529 |  | 5,925 |  |  |
Recorded Investment, Collectively Evaluated | 517,575 |  | 488,778 |  |  |
Loans and Leases Receivable, Gross, Total | 519,104 |  | 494,703 |  |  |
Allowance Allocation, Individually Evaluated | 10 |  | 2,946 |  |  |
Allowance Allocation, Collectively Evaluated | 9,938 |  | 3,742 |  |  |
Loans and Leases Receivable, Allowance, Total | 9,948 | 8,276 | 6,688 | 5,765 | 5,843 | 6,279
Consumer |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 1,046 |  | 1,053 |  |  |
Recorded Investment, Collectively Evaluated | 688,499 |  | 720,001 |  |  |
Loans and Leases Receivable, Gross, Total | 689,545 |  | 721,054 |  |  |
Allowance Allocation, Individually Evaluated | 36 |  | 3 |  |  |
Allowance Allocation, Collectively Evaluated | 4,285 |  | 2,468 |  |  |
Loans and Leases Receivable, Allowance, Total | 4,321 | 3,675 | 2,471 | 2,245 | 2,720 | 2,341
Consumer | Residential | Real estate first mortgage |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 747 |  | 782 |  |  |
Recorded Investment, Collectively Evaluated | 455,990 |  | 456,373 |  |  |
Loans and Leases Receivable, Gross, Total | 456,737 |  | 457,155 |  |  |
Allowance Allocation, Collectively Evaluated | 2,673 |  | 1,448 |  |  |
Loans and Leases Receivable, Allowance, Total | 2,673 | 2,209 | 1,448 | 1,155 | 1,610 | 1,156
Consumer | Residential | Real estate junior lien |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 260 |  | 266 |  |  |
Recorded Investment, Collectively Evaluated | 154,091 |  | 177,107 |  |  |
Loans and Leases Receivable, Gross, Total | 154,351 |  | 177,373 |  |  |
Allowance Allocation, Individually Evaluated | 20 |  |  |  |  |
Allowance Allocation, Collectively Evaluated | 1,082 |  | 671 |  |  |
Loans and Leases Receivable, Allowance, Total | 1,102 | 1,025 | 671 | 710 | 761 | 805
Consumer | Other revolving and installment |  |  |  |  |  |
Loans and Allowance for Loan Losses |  |  |  |  |  |
Recorded Investment, Individually Evaluated | 39 |  | 5 |  |  |
Recorded Investment, Collectively Evaluated | 78,418 |  | 86,521 |  |  |
Loans and Leases Receivable, Gross, Total | 78,457 |  | 86,526 |  |  |
Allowance Allocation, Individually Evaluated | 16 |  | 3 |  |  |
Allowance Allocation, Collectively Evaluated | 530 |  | 349 |  |  |
Loans and Leases Receivable, Allowance, Total | $ 546 | $ 441 | $ 352 | $ 380 | $ 349 | $ 380

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