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Loan and Lease Receivables, Impaired Loans and Leases and Allowance for Loan and Lease Losses (Summary of Activity in Allowance for Loan and Lease Losses) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Jun. 30, 2023 | Dec. 31, 2022
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - begin |  |  | $ 24,230 |  |  |
Allowance for loan and lease losses - end | $ 29,331 |  | 29,331 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 1,705 |  | 1,705 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance |  | $ 24,104 | 24,230 | $ 24,336 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 562 | 54 | 1,057 | 161 |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 84 | 81 | 435 | 4,537 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (478) | 27 | (622) | 4,376 |  |
Financing Receivable, Credit Loss, Expense (Reversal) | 1,817 | 12 | 5,610 | (4,569) |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 29,331 | 24,143 | 29,331 | 24,143 |  |
Financing Receivable, Allowance for Credit Loss, Including | 31,036 |  | 31,036 |  | $ 29,697 | $ 24,230
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 25,349 |  | 25,349 |  |  | 22,580
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 3,982 |  | 3,982 |  |  | 1,650
Financing Receivable, Collectively Evaluated for Impairment | 2,746,230 |  | 2,746,230 |  |  | 2,439,556
Financing Receivable, Individually Evaluated for Impairment | 17,628 |  | 17,628 |  |  | 3,659
Loans and Leases Receivable, Gross | 2,763,858 |  | 2,763,858 |  |  | 2,443,215
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 1,818 |  | 1,818 |  |  |
Commercial real estate — owner occupied |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 1,556 |  | 1,556 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 17 |  | 17 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 3 |  | 5 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 3 |  | 5 |  |  |
Financing Receivable, Credit Loss, Expense (Reversal) | (151) |  | 6 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 1,556 |  | 1,556 |  |  |
Financing Receivable, Allowance for Credit Loss, Including | 1,573 |  | 1,573 |  | 1,721 | 1,766
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,556 |  | 1,556 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Financing Receivable, Collectively Evaluated for Impairment | 236,058 |  | 236,058 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Loans and Leases Receivable, Gross | 236,058 |  | 236,058 |  |  |
Commercial real estate — owner occupied | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | (204) |  | (204) |  |  |
Commercial real estate — non-owner occupied |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 5,209 |  | 5,209 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 58 |  | 58 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 0 |  | 1 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 0 |  | 1 |  |  |
Financing Receivable, Credit Loss, Expense (Reversal) | 26 |  | 400 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 5,209 |  | 5,209 |  |  |
Financing Receivable, Allowance for Credit Loss, Including | 5,267 |  | 5,267 |  | 5,241 | 5,108
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 5,209 |  | 5,209 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Financing Receivable, Collectively Evaluated for Impairment | 753,517 |  | 753,517 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Loans and Leases Receivable, Gross | 753,517 |  | 753,517 |  |  |
Commercial real estate — non-owner occupied | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | (242) |  | (242) |  |  |
Construction |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 1,441 |  | 1,441 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 920 |  | 920 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 0 |  | 0 |  |  |
Financing Receivable, Credit Loss, Expense (Reversal) | 68 |  | (81) |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 1,441 |  | 1,441 |  |  |
Financing Receivable, Allowance for Credit Loss, Including | 2,361 |  | 2,361 |  | 2,293 | 1,646
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,441 |  | 1,441 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Financing Receivable, Collectively Evaluated for Impairment | 211,828 |  | 211,828 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Loans and Leases Receivable, Gross | 211,828 |  | 211,828 |  |  |
Construction | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 796 |  | 796 |  |  |
Multi-family |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 3,512 |  | 3,512 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 10 |  | 10 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 0 |  | 0 |  |  |
Financing Receivable, Credit Loss, Expense (Reversal) | 96 |  | 1,274 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 3,512 |  | 3,512 |  |  |
Financing Receivable, Allowance for Credit Loss, Including | 3,522 |  | 3,522 |  | 3,426 | 2,634
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 3,512 |  | 3,512 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Financing Receivable, Collectively Evaluated for Impairment | 409,714 |  | 409,714 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Loans and Leases Receivable, Gross | 409,714 |  | 409,714 |  |  |
Multi-family | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | (386) |  | (386) |  |  |
1-4 family |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 228 |  | 228 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 20 |  | 20 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 9 |  | 30 |  |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 9 |  | 30 |  |  |
Financing Receivable, Credit Loss, Expense (Reversal) | (10) |  | 56 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 228 |  | 228 |  |  |
Financing Receivable, Allowance for Credit Loss, Including | 248 |  | 248 |  | 249 | 207
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 228 |  | 228 |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  |
Financing Receivable, Collectively Evaluated for Impairment | 24,211 |  | 24,211 |  |  |
Financing Receivable, Individually Evaluated for Impairment | 24 |  | 24 |  |  |
Loans and Leases Receivable, Gross | 24,235 |  | 24,235 |  |  |
1-4 family | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | (45) |  | (45) |  |  |
Commercial and industrial |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 16,946 |  | 16,946 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 620 |  | 620 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance |  | 9,866 | 12,403 | 8,413 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 562 | 33 | 1,057 | 140 |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 72 | 50 | 386 | 251 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | (490) | 17 | (671) | 111 |  |
Financing Receivable, Credit Loss, Expense (Reversal) | 1,833 | 629 | 3,961 | 1,988 |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 16,946 | 10,512 | 16,946 | 10,512 |  |
Financing Receivable, Allowance for Credit Loss, Including | 17,566 |  | 17,566 |  | 16,223 | 12,403
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 12,964 |  | 12,964 |  |  | 10,753
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 3,982 |  | 3,982 |  |  | 1,650
Financing Receivable, Collectively Evaluated for Impairment | 1,066,094 |  | 1,066,094 |  |  | 849,698
Financing Receivable, Individually Evaluated for Impairment | 17,604 |  | 17,604 |  |  | 3,629
Loans and Leases Receivable, Gross | 1,083,698 |  | 1,083,698 |  |  | 853,327
Commercial and industrial | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 1,873 |  | 1,873 |  |  |
Consumer and other |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Allowance for loan and lease losses - end | 439 |  | 439 |  |  |
Off-Balance-Sheet, Credit Loss, Liability | 60 |  | 60 |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance |  | 828 | 466 | 813 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff | 0 | 21 | 0 | 21 |  |
Financing Receivable, Allowance for Credit Loss, Recovery | 0 | 8 | 13 | 27 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery | 0 | (13) | 13 | 6 |  |
Financing Receivable, Credit Loss, Expense (Reversal) | (45) | (125) | (6) | (129) |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | 439 | 690 | 439 | 690 |  |
Financing Receivable, Allowance for Credit Loss, Including | 499 |  | 499 |  | $ 544 | 466
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 439 |  | 439 |  |  | 466
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0 |  |  | 0
Financing Receivable, Collectively Evaluated for Impairment | 44,808 |  | 44,808 |  |  | 47,938
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0 |  |  | 0
Loans and Leases Receivable, Gross | 44,808 |  | 44,808 |  |  | 47,938
Consumer and other | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance | $ 26 |  | 26 |  |  |
Total commercial real estate |  |  |  |  |  |
Allowance for credit losses roll-forward |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance |  | 13,410 | $ 11,361 | 15,110 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff |  | 0 |  | 0 |  |
Financing Receivable, Allowance for Credit Loss, Recovery |  | 23 |  | 4,259 |  |
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery |  | 23 |  | 4,259 |  |
Financing Receivable, Credit Loss, Expense (Reversal) |  | (492) |  | (6,428) |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance |  | $ 12,941 |  | $ 12,941 |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment |  |  |  |  |  | 11,361
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment |  |  |  |  |  | 0
Financing Receivable, Collectively Evaluated for Impairment |  |  |  |  |  | 1,541,920
Financing Receivable, Individually Evaluated for Impairment |  |  |  |  |  | 30
Loans and Leases Receivable, Gross |  |  |  |  |  | $ 1,541,950

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