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Loans and Allowance for Loan Losses - Loan Summary (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021 | Sep. 30, 2021
--- | --- | --- | ---
Components of loans |  |  |
Total loans, excluding PCI | $ 2,466,009 | $ 1,852,772 |
Collectively evaluated for impairment | 2,443,897 |  | $ 1,726,961
Total loans | 2,470,438 | 1,871,447 |
Deferred loan origination costs and (fees), net | 957 | (1,609) |
Loans receivable | 2,471,395 | 1,869,838 |
Purchased credit impaired loans |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 4,400 |  |
Total loans | 4,429 | 18,675 |
Total commercial |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 1,703,260 | 1,480,527 |
Collectively evaluated for impairment | 1,688,421 |  | 1,418,142
Total commercial | Business |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 870,390 | 818,986 |
Collectively evaluated for impairment | 856,919 |  | 757,096
Total commercial | Real estate |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 701,485 | 561,718 |
Collectively evaluated for impairment | 700,395 |  | 563,405
Total commercial | Acquisition, development and construction |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 131,385 | 99,823 |
Collectively evaluated for impairment | 131,107 |  | 97,641
Total commercial | Purchased credit impaired loans |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 1,878 | 13,904 |
Total commercial | Purchased credit impaired loans | Business |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 1,878 | 2,629 |
Total commercial | Purchased credit impaired loans | Real estate |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 0 | 11,018 |
Total commercial | Purchased credit impaired loans | Acquisition, development and construction |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 0 | 257 |
Residential real estate |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 602,084 | 306,140 |
Collectively evaluated for impairment | 596,214 |  | 262,996
Residential real estate | Purchased credit impaired loans |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | 2,551 | 4,358 |
Home equity |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 19,376 | 22,186 |
Consumer |  |  |
Components of loans |  |  |
Total loans, excluding PCI | 141,289 | 43,919 |
Collectively evaluated for impairment | 140,043 |  | $ 22,141
Consumer | Purchased credit impaired loans |  |  |
Components of loans |  |  |
Collectively evaluated for impairment | $ 0 | $ 413 |

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