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Allowance for Credit Losses - Financing Receivable and Allowance Element by Class (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	$ 24,207	$ 24,030	$ 23,458	$ 16,723
Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	243	264	388
General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	20,509	20,833	20,216
Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	3,455	2,933	2,854
Commercial | Real estate owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	5,180	4,633	4,470	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	0	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	4,177	3,891	3,792
Commercial | Real estate owner occupied | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,003	742	678
Commercial | Real estate non-owner occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,265	4,285	4,422	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	0	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	3,730	3,759	3,914
Commercial | Real estate non-owner occupied | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	535	526	508
Commercial | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	820	1,978	1,784	821
Commercial | Construction | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0	0	0
Commercial | Construction | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	910	1,849	1,729
Commercial | Construction | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	(90)	129	55
Commercial | C&I
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	5,083	5,001	4,838	3,097
Commercial | C&I | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	221	223	291
Commercial | C&I | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,001	4,238	3,937
Commercial | C&I | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	861	540	610
Commercial | Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,507	1,318	1,206	0
Commercial | Multifamily | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0	0	0
Commercial | Multifamily | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	1,348	1,237	1,146
Commercial | Multifamily | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	159	81	60
Commercial | Agriculture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	392	0
Commercial | Agriculture | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0
Commercial | Agriculture | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	358
Commercial | Agriculture | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	34
Municipal
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	194	334	307	162
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	38	307	272
Municipal | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	156	27	35
Residential | Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	562	618	949	199
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	648	642	939
Residential | Construction | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	(86)	(24)	10
Residential | Term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	5,354	4,991	4,608	2,559
Residential | Term | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	22	41	94
Residential | Term | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	4,587	4,224	3,786
Residential | Term | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	745	726	728
Home Equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	677	626	603	1,029
Home Equity | Specific Reserves on Loans Evaluated Individually
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	0	0	3
Home Equity | General Reserves on Loans Based on Historical Loss Experience
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	554	469	457
Home Equity | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	123	157	143
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	173	246	271	$ 1,062
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	158	217	244
Consumer | Reserves for Qualitative Factors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan losses	$ 15	$ 29	$ 27

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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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