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Allowance for Credit Losses - Financing Receivable and Allowance Element by Class (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	$ 23,322	$ 23,465	$ 16,723	$ 16,387	$ 16,201	$ 15,521
Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	266		398	420
General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	19,739		2,028	1,891
Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	3,317		12,619	12,139
Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			1,678	1,937
Commercial | Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,511	4,719	6,116	5,575	5,480	5,367
Commercial | Real Estate | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Commercial | Real Estate | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			974	867
Commercial | Real Estate | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			5,142	4,708
Commercial | Real Estate | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Commercial | Real estate owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,511		6,116
Commercial | Real estate owner occupied | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0
Commercial | Real estate owner occupied | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	3,731
Commercial | Real estate owner occupied | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	780
Commercial | Real estate non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,429	4,492	0
Commercial | Real estate non-owner occupied | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0
Commercial | Real estate non-owner occupied | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	3,855
Commercial | Real estate non-owner occupied | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	574
Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,602	1,469	821	1,121	1,151	746
Commercial | Construction | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0		0	6
Commercial | Construction | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,445		131	173
Commercial | Construction | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	157		690	942
Commercial | Construction | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Commercial |    Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,797		3,097	3,014	2,948	2,830
Commercial |    Other | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	225		298	315
Commercial |    Other | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	3,909		446	420
Commercial |    Other | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	663		2,353	2,279
Commercial |    Other | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Commercial | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,277	1,312	0
Commercial | Multifamily | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0
Commercial | Multifamily | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,184
Commercial | Multifamily | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	93
Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	376	399	162	160	157	157
Municipal | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0		0	0
Municipal | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	332		0	0
Municipal | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	44		162	160
Municipal | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	576	609	199	168	191	148
Residential | Construction | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0		0	0
Residential | Construction | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	602		7	7
Residential | Construction | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	(26)		192	161
Residential | Construction | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,886	4,831	2,559	2,547	2,592	2,733
Residential | Term | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	41		100	99
Residential | Term | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,020		83	102
Residential | Term | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	825		2,376	2,346
Residential | Term | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Home Equity Line of Credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	617	635	1,029	993	966	925
Home Equity Line of Credit | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0		0	0
Home Equity Line of Credit | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	442		101	106
Home Equity Line of Credit | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	175		928	887
Home Equity Line of Credit | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	251	278	1,062	872	866	833
Consumer | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0		0	0
Consumer | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	219		286	216
Consumer | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	32		776	656
Consumer | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Unallocated
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	$ 0	$ 0	1,678	1,937	$ 1,850	$ 1,782
Unallocated | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Unallocated | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Unallocated | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			0	0
Unallocated | Unallocated Reserves
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses			$ 1,678	$ 1,937

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No definition available.

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479344/326-20-45-1

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