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Loans, Lease Receivables, and Allowance for Credit Losses (Summary of Activity in Allowance for Credit Losses) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Allowance for credit losses roll-forward
Allowance for loan and lease losses - begin	$ 31,275
Allowance for loan and lease losses - end	32,799	$ 26,140
Off-Balance-Sheet, Credit Loss, Liability	1,830	1,410
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	31,275
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	32,799
Financing Receivable, Allowance for Credit Loss, Writeoff	921	166
Financing Receivable, Allowance for Credit Loss, Recovery	227	107
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery	(694)	(59)
Financing Receivable, Credit Loss, Expense (Reversal)	2,326	1,561
Financing Receivable, Allowance for Credit Loss, Including	34,629	27,550	$ 32,997	$ 24,230
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
Commercial real estate — owner occupied
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	1,562	1,636
Off-Balance-Sheet, Credit Loss, Liability	14	20
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	1,525
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	1,562
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	1	0
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery	1	0
Financing Receivable, Credit Loss, Expense (Reversal)	35	94
Financing Receivable, Allowance for Credit Loss, Including	1,576	1,656	1,540	1,766
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)
Commercial real estate — non-owner occupied
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	6,164	4,915
Off-Balance-Sheet, Credit Loss, Liability	38	51
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	5,596
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	6,164
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)	566	99
Financing Receivable, Allowance for Credit Loss, Including	6,202	4,966	5,636	5,108
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)
Construction
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	1,515	1,586
Off-Balance-Sheet, Credit Loss, Liability	1,022	701
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	1,244
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	1,515
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)	412	(155)
Financing Receivable, Allowance for Credit Loss, Including	2,537	2,287	2,125	1,646
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
Multi-family
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	3,588	2,892
Off-Balance-Sheet, Credit Loss, Liability	11	9
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	3,562
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	3,588
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)	28	653
Financing Receivable, Allowance for Credit Loss, Including	3,599	2,901	3,571	2,634
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)
1-4 family
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	282	201
Off-Balance-Sheet, Credit Loss, Liability	30	20
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	243
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	282
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	110	0
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery	110	0
Financing Receivable, Credit Loss, Expense (Reversal)	(64)	59
Financing Receivable, Allowance for Credit Loss, Including	312	221	266	207
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)
Commercial and industrial
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	19,250	14,348
Off-Balance-Sheet, Credit Loss, Liability	664	557
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	18,710
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	19,250
Financing Receivable, Allowance for Credit Loss, Writeoff	899	166
Financing Receivable, Allowance for Credit Loss, Recovery	116	95
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery	(783)	(71)
Financing Receivable, Credit Loss, Expense (Reversal)	1,289	700
Financing Receivable, Allowance for Credit Loss, Including	19,914	14,905	19,408	12,403
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
Consumer and other
Allowance for credit losses roll-forward
Allowance for loan and lease losses - end	438	562
Off-Balance-Sheet, Credit Loss, Liability	51	52
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Beginning Balance	395
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Ending Balance	438
Financing Receivable, Allowance for Credit Loss, Writeoff	22	0
Financing Receivable, Allowance for Credit Loss, Recovery	0	11
Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery	(22)	11
Financing Receivable, Credit Loss, Expense (Reversal)	60	111
Financing Receivable, Allowance for Credit Loss, Including	$ 489	614	$ 451	$ 466
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

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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