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Loans and Allowance for Credit Losses - Allowance for Credit Losses on Loans (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2020 | Sep. 30, 2022 | Sep. 30, 2020 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | $ 22,113 | $ 23,023 |  | $ 23,023 | $ 22,874 |  |
Beginning balance | 22,113 |  | $ 16,677 |  |  | $ 16,677 |
Provision - incurred loss method |  |  | 5,450 |  |  |  |
Provision (reversal) | (856) |  |  | (63) | (1,449) | 4,594 |
Initial allowance for PCD loans |  |  |  |  | 1,505 |  |
(Charge-offs) | (1) |  |  | (32) | (5) |  |
(Charge-offs) |  |  | (30) |  |  |  |
Recoveries | 14 |  |  | 55 | 98 |  |
Recoveries |  |  | 16 |  |  |  |
Ending balance | 22,874 |  | 22,113 | 22,983 | 23,023 | 22,874 |
Ending balance |  |  | $ 22,113 |  |  |  | $ 16,677
Accounting Standards Update [Extensible List] |  | Accounting Standards Update 2016-13 | Accounting Standards Update 2016-13 |  |  |  | Accounting Standards Update 2016-13
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 1,604 |  |  |  |  |  |
Ending balance |  |  | $ 1,604 |  |  |  |
Commercial | Commercial and industrial |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 2,525 | $ 1,709 |  | 1,709 | 2,530 |  |
Beginning balance | 2,525 |  | 2,334 |  |  | 2,334 |
Provision - incurred loss method |  |  | 208 |  |  |  |
Provision (reversal) | 269 |  |  | 72 | (1,240) |  |
Initial allowance for PCD loans |  |  |  |  | 405 |  |
(Charge-offs) | 0 |  |  | (9) | 0 |  |
(Charge-offs) |  |  | (30) |  |  |  |
Recoveries | 14 |  |  | 22 | 14 |  |
Recoveries |  |  | 13 |  |  |  |
Ending balance | 2,530 |  | 2,525 | 1,794 | 1,709 | 2,530 |
Ending balance |  |  | 2,525 |  |  |  | $ 2,334
Commercial | Commercial and industrial | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | (278) |  |  |  |  |  |
Ending balance |  |  | (278) |  |  |  |
Commercial real estate | Commercial owner-occupied |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 3,135 | 2,776 |  | 2,776 | 2,778 |  |
Beginning balance | 3,135 |  | 2,462 |  |  | 2,462 |
Provision - incurred loss method |  |  | 673 |  |  |  |
Provision (reversal) | (495) |  |  | (289) | (561) |  |
Initial allowance for PCD loans |  |  |  |  | 559 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 0 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 2,778 |  | 3,135 | 2,487 | 2,776 | 2,778 |
Ending balance |  |  | 3,135 |  |  |  | 2,462
Commercial real estate | Commercial owner-occupied | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 138 |  |  |  |  |  |
Ending balance |  |  | 138 |  |  |  |
Commercial real estate | Commercial investor-owned |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 11,624 | 12,739 |  | 12,739 | 12,682 |  |
Beginning balance | 11,624 |  | 8,483 |  |  | 8,483 |
Provision - incurred loss method |  |  | 3,141 |  |  |  |
Provision (reversal) | (697) |  |  | (63) | (476) |  |
Initial allowance for PCD loans |  |  |  |  | 533 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 0 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 12,682 |  | 11,624 | 12,676 | 12,739 | 12,682 |
Ending balance |  |  | 11,624 |  |  |  | 8,483
Commercial real estate | Commercial investor-owned | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 1,755 |  |  |  |  |  |
Ending balance |  |  | 1,755 |  |  |  |
Commercial real estate | Construction |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 860 | 1,653 |  | 1,653 | 1,557 |  |
Beginning balance | 860 |  | 638 |  |  | 638 |
Provision - incurred loss method |  |  | 219 |  |  |  |
Provision (reversal) | 496 |  |  | 251 | 62 |  |
Initial allowance for PCD loans |  |  |  |  | 0 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 33 | 34 |  |
Recoveries |  |  | 3 |  |  |  |
Ending balance | 1,557 |  | 860 | 1,937 | 1,653 | 1,557 |
Ending balance |  |  | 860 |  |  |  | 638
Commercial real estate | Construction | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 201 |  |  |  |  |  |
Ending balance |  |  | 201 |  |  |  |
Residential loans | Home equity |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 1,038 | 595 |  | 595 | 738 |  |
Beginning balance | 1,038 |  | 850 |  |  | 850 |
Provision - incurred loss method |  |  | 188 |  |  |  |
Provision (reversal) | 61 |  |  | (37) | (193) |  |
Initial allowance for PCD loans |  |  |  |  | 0 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 50 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 738 |  | 1,038 | 558 | 595 | 738 |
Ending balance |  |  | 1,038 |  |  |  | 850
Residential loans | Home equity | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | (361) |  |  |  |  |  |
Ending balance |  |  | (361) |  |  |  |
Residential loans | Other residential |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 1,260 | 644 |  | 644 | 998 |  |
Beginning balance | 1,260 |  | 973 |  |  | 973 |
Provision - incurred loss method |  |  | 287 |  |  |  |
Provision (reversal) | (50) |  |  | (49) | (360) |  |
Initial allowance for PCD loans |  |  |  |  | 6 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 0 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 998 |  | 1,260 | 595 | 644 | 998 |
Ending balance |  |  | 1,260 |  |  |  | 973
Residential loans | Other residential | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | (212) |  |  |  |  |  |
Ending balance |  |  | (212) |  |  |  |
Consumer loans | Installment and other consumer loans |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | 406 | 621 |  | 621 | 291 |  |
Beginning balance | 406 |  | 284 |  |  | 284 |
Provision - incurred loss method |  |  | 122 |  |  |  |
Provision (reversal) | 11 |  |  | 270 | 333 |  |
Initial allowance for PCD loans |  |  |  |  | 2 |  |
(Charge-offs) | (1) |  |  | (23) | (5) |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 0 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 291 |  | 406 | 868 | 621 | 291 |
Ending balance |  |  | 406 |  |  |  | 284
Consumer loans | Installment and other consumer loans | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | (125) |  |  |  |  |  |
Ending balance |  |  | (125) |  |  |  |
Unallocated |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance |  | $ 2,286 |  | 2,286 | 1,300 |  |
Beginning balance | 1,265 |  | 653 |  |  | 653 |
Provision - incurred loss method |  |  | 612 |  |  |  |
Provision (reversal) | (451) |  |  | (218) | 986 |  |
Initial allowance for PCD loans |  |  |  |  | 0 |  |
(Charge-offs) | 0 |  |  | 0 | 0 |  |
(Charge-offs) |  |  | 0 |  |  |  |
Recoveries | 0 |  |  | 0 | 0 |  |
Recoveries |  |  | 0 |  |  |  |
Ending balance | 1,300 |  |  | $ 2,068 | $ 2,286 | $ 1,300 |
Ending balance |  |  | 1,265 |  |  |  | $ 653
Unallocated | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |
Beginning balance | $ 486 |  |  |  |  |  |
Ending balance |  |  | $ 486 |  |  |  |

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