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Loans and Allowance for Credit Losses on Loans - Schedule of Allowance for Credit Losses on Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | $ 23,832 |  | $ 22,539 | $ 22,983 | $ 23,023
(Reversal) Provision | 425 | $ 500 | 422 | 1,275 | (63)
(Charge-offs) | (6) |  | (10) | (29) | (32)
Recoveries | 9 |  | 12 | 31 | 35
Ending balance | 24,260 | 23,832 | 22,963 | 24,260 | 22,963
Commercial loans | Commercial and industrial |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 1,831 |  | 1,699 | 1,794 | 1,709
(Reversal) Provision | (20) |  | 265 | 16 | 248
(Charge-offs) | (4) |  | (9) | (7) | (9)
Recoveries | 1 |  | 3 | 5 | 10
Ending balance | 1,808 | 1,831 | 1,958 | 1,808 | 1,958
Commercial real estate loans | Commercial owner-occupied |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 2,589 |  | 2,617 | 2,487 | 2,776
(Reversal) Provision | (59) |  | (81) | 43 | (240)
(Charge-offs) | 0 |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Ending balance | 2,530 | 2,589 | 2,536 | 2,530 | 2,536
Commercial real estate loans | Commercial non-owner occupied |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 13,201 |  | 12,439 | 12,676 |
(Reversal) Provision | 423 |  | 299 |  |
(Charge-offs) | 0 |  | 0 |  |
Recoveries | 0 |  | 0 |  |
Ending balance | 13,624 | 13,201 | 12,738 | 13,624 | 12,738
Commercial real estate loans | Commercial real estate, investor |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance |  |  |  | 12,676 | 12,739
(Reversal) Provision |  |  |  | 948 | (1)
(Charge-offs) |  |  |  | 0 | 0
Recoveries |  |  |  | 0 | 0
Ending balance | 13,624 |  | 12,738 | 13,624 | 12,738
Commercial real estate loans | Construction |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 1,942 |  | 1,737 | 1,937 | 1,653
(Reversal) Provision | 68 |  | 38 | 56 | 106
(Charge-offs) | 0 |  | 0 | 0 | 0
Recoveries | 8 |  | 9 | 25 | 25
Ending balance | 2,018 | 1,942 | 1,784 | 2,018 | 1,784
Residential loans | Home equity |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 561 |  | 530 | 558 | 595
(Reversal) Provision | 4 |  | 12 | 7 | (53)
(Charge-offs) | 0 |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Ending balance | 565 | 561 | 542 | 565 | 542
Residential loans | Other residential |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 599 |  | 585 | 595 | 644
(Reversal) Provision | 6 |  | 5 | 10 | (54)
(Charge-offs) | 0 |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Ending balance | 605 | 599 | 590 | 605 | 590
Consumer loans | Installment and other consumer loans |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 940 |  | 733 | 868 | 621
(Reversal) Provision | 13 |  | 83 | 104 | 217
(Charge-offs) | (2) |  | (1) | (22) | (23)
Recoveries | 0 |  | 0 | 1 | 0
Ending balance | 951 | 940 | 815 | 951 | 815
Unallocated |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Beginning balance | 2,169 |  | 2,199 | 2,068 | 2,286
(Reversal) Provision | (10) |  | (199) | 91 | (286)
(Charge-offs) | 0 |  | 0 | 0 | 0
Recoveries | 0 |  | 0 | 0 | 0
Ending balance | $ 2,159 | $ 2,169 | $ 2,000 | $ 2,159 | $ 2,000

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