Loans and Allowance for Credit Losses - Schedule of Loan Portfolio Aging Analysis (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2024	Dec. 31, 2023
Loans and Allowance for Loan Losses
Non Accrual	$ 477	$ 487
Total gross loans	480,307	483,236
Interest income on nonaccrual loans	16,500	13,000
30 to 59 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	404	216
60 to 89 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	142	290
Greater Than 90 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	407	154
Financial Asset, Past Due
Loans and Allowance for Loan Losses
Total gross loans	1,430	1,147
Financial Asset, Not Past Due
Loans and Allowance for Loan Losses
Total gross loans	478,877	482,089
Commercial
Loans and Allowance for Loan Losses
Non Accrual	75	0
Total gross loans	90,227	91,294
Commercial \| 30 to 59 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	135	10
Commercial \| 60 to 89 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	66	48
Commercial \| Greater Than 90 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	165	154
Commercial \| Financial Asset, Past Due
Loans and Allowance for Loan Losses
Total gross loans	441	212
Commercial \| Financial Asset, Not Past Due
Loans and Allowance for Loan Losses
Total gross loans	89,786	91,082
Commercial Real Estate
Loans and Allowance for Loan Losses
Non Accrual	7	8
Total gross loans	288,886	291,859
Commercial Real Estate \| 30 to 59 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	0	0
Commercial Real Estate \| 60 to 89 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	0	242
Commercial Real Estate \| Greater Than 90 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	242	0
Commercial Real Estate \| Financial Asset, Past Due
Loans and Allowance for Loan Losses
Total gross loans	249	250
Commercial Real Estate \| Financial Asset, Not Past Due
Loans and Allowance for Loan Losses
Total gross loans	288,637	291,609
Residential
Loans and Allowance for Loan Losses
Non Accrual	395	479
Total gross loans	92,712	93,364
Residential \| 30 to 59 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	266	201
Residential \| 60 to 89 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	68	0
Residential \| Greater Than 90 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	0	0
Residential \| Financial Asset, Past Due
Loans and Allowance for Loan Losses
Total gross loans	729	680
Residential \| Financial Asset, Not Past Due
Loans and Allowance for Loan Losses
Total gross loans	91,983	92,684
Installment
Loans and Allowance for Loan Losses
Non Accrual	0	0
Total gross loans	8,482	6,719
Installment \| 30 to 59 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	3	5
Installment \| 60 to 89 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	8	0
Installment \| Greater Than 90 Days Past Due and Accruing
Loans and Allowance for Loan Losses
Total gross loans	0	0
Installment \| Financial Asset, Past Due
Loans and Allowance for Loan Losses
Total gross loans	11	5
Installment \| Financial Asset, Not Past Due
Loans and Allowance for Loan Losses
Total gross loans	8,471	6,714
Consumer
Loans and Allowance for Loan Losses
Total gross loans	$ 8,482	$ 6,719

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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-Topic 326
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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