Loans - Summary of Amortized Cost Basis of Loans By Credit Quality Indicator and Origination Year (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Financing Receivable, Credit Quality Indicator [Line Items]
2023	$ 53,426
2022	106,395
2021	80,293
2020	57,846
2019	14,153
2018 and Prior	56,620
Revolving Lines of Credit	28,274
Revolving Lines of Credit Converted to Term Loans	707
Total Loans	397,714
Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	39,435
2022	91,877
2021	46,532
2020	41,919
2019	10,953
2018 and Prior	37,740
Revolving Lines of Credit	11,335
Total Loans	279,791
Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	13,844
2022	14,419
2021	33,619
2020	15,854
2019	3,033
2018 and Prior	17,337
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	98,106
Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	147
2022	99
2021	142
2020	73
2019	167
2018 and Prior	1,543
Revolving Lines of Credit	16,939
Revolving Lines of Credit Converted to Term Loans	707
Total Loans	19,817
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	22,486
2022	80,294
2021	41,195
2020	40,914
2019	10,874
2018 and Prior	36,088
Revolving Lines of Credit	42
Total Loans	231,893
Commercial Real Estate Portfolio Segment [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2022	79
2018 and Prior	343
Total Loans	422
Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	22,486
2022	78,098
2021	40,597
2020	40,914
2019	8,881
2018 and Prior	34,342
Revolving Lines of Credit	42
Total Loans	225,360
Commercial Real Estate Portfolio Segment [Member] | Watch and Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2022	232
2019	1,706
2018 and Prior	328
Total Loans	2,266
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2022	1,885
2021	598
2019	287
2018 and Prior	1,075
Total Loans	3,845
Other Commercial Loans Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	16,949
2022	11,583
2021	5,337
2020	1,005
2019	79
2018 and Prior	1,652
Revolving Lines of Credit	11,293
Total Loans	47,898
Other Commercial Loans Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	16,949
2022	11,347
2021	4,729
2020	974
2019	64
2018 and Prior	1,488
Revolving Lines of Credit	9,905
Total Loans	45,456
Other Commercial Loans Portfolio Segment [Member] | Watch and Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2021	197
2020	31
2019	15
2018 and Prior	48
Revolving Lines of Credit	828
Total Loans	1,119
Other Commercial Loans Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2022	236
2021	411
2019	0
2018 and Prior	116
Revolving Lines of Credit	560
Total Loans	1,323
Residential Real Estate First Mortgages [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	13,485
2022	14,419
2021	33,619
2020	15,854
2019	3,033
2018 and Prior	17,337
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	97,747
Residential Real Estate First Mortgages [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	13,485
2022	14,419
2021	33,619
2020	15,854
2019	3,033
2018 and Prior	16,680
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	97,090
Residential Real Estate First Mortgages [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 and Prior	657
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	657
Residential Real Estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	359
2022	0
2021	0
2020	0
2019	0
2018 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	359
Residential Real Estate Construction [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	359
2022	0
2021	0
2020	0
2019	0
2018 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	359
Residential Real Estate Construction [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	0
Consumer Home equity and lines of credit [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	74
2022	53
2021	142
2020	66
2019	167
2018 and Prior	1,535
Revolving Lines of Credit	16,939
Revolving Lines of Credit Converted to Term Loans	707
Total Loans	19,683
Consumer Home equity and lines of credit [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	74
2022	53
2021	142
2020	66
2019	167
2018 and Prior	1,504
Revolving Lines of Credit	16,939
Revolving Lines of Credit Converted to Term Loans	707
Total Loans	19,652
Consumer Home equity and lines of credit [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 and Prior	31
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	31
Consumer Other [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	73
2022	46
2021	0
2020	7
2019	0
2018 and Prior	8
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	134
Consumer Other [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	73
2022	46
2021	0
2020	7
2019	0
2018 and Prior	8
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	134
Consumer Other [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
2018 and Prior	0
Revolving Lines of Credit	0
Revolving Lines of Credit Converted to Term Loans	0
Total Loans	$ 0