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Loans and Allowance for Credit Losses on Loans - Schedule of Allocation of the Allowance for Credit Losses on Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	$ 25,501	$ 25,172	$ 23,330	$ 22,983
Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	12,013	11,467
Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	12,136	12,284
Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,352	1,421
Commercial loans | Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,727	1,712	1,941	1,794
Commercial loans | Commercial and industrial | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	940	897
Commercial loans | Commercial and industrial | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	628	622
Commercial loans | Commercial and industrial | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	159	193
Commercial real estate loans | Commercial owner-occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	2,500	2,476	2,640	2,487
Commercial real estate loans | Commercial owner-occupied | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,326	1,270
Commercial real estate loans | Commercial owner-occupied | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,174	1,205
Commercial real estate loans | Commercial owner-occupied | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	1
Commercial real estate loans | Commercial non-owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	15,704	14,933	12,701	12,676
Commercial real estate loans | Commercial non-owner occupied | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	7,744	7,380
Commercial real estate loans | Commercial non-owner occupied | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	6,767	6,327
Commercial real estate loans | Commercial non-owner occupied | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,193	1,226
Commercial real estate loans | Construction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,282	1,832	2,019	1,937
Commercial real estate loans | Construction | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	119	185
Commercial real estate loans | Construction | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	1,163	1,647
Commercial real estate loans | Construction | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	0
Residential loans | Home equity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	627	552	538	558
Residential loans | Home equity | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	559	482
Residential loans | Home equity | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	68	70
Residential loans | Home equity | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	0
Residential loans | Other residential
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	692	653	577	595
Residential loans | Other residential | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	670	619
Residential loans | Other residential | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	22	33
Residential loans | Other residential | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	1
Consumer loans | Installment and other consumer loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	920	976	882	868
Consumer loans | Installment and other consumer loans | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	655	634
Consumer loans | Installment and other consumer loans | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	265	342
Consumer loans | Installment and other consumer loans | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	0
Unallocated
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	2,049	2,038	$ 2,032	$ 2,068
Unallocated | Modeled expected credit losses
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	0	0
Unallocated | Qualitative adjustments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	2,049	2,038
Unallocated | Specific allocations
Financing Receivable, Troubled Debt Restructuring [Line Items]
Allowance for credit losses	$ 0	$ 0

X

- Definition

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

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