Loans - Summary of Amortized Cost Basis of Loans By Credit Quality Indicator and Origination Year (Details) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items]
2024		$ 23,613	$ 53,426
2023		63,621	106,395
2022		95,386	80,293
2021		72,101	57,846
2020		53,611	14,153
2019 and Prior		61,875	56,620
Revolving Lines of Credit		29,445	28,274
Revolving Lines of Credit Converted to Term Loans		1,419	707
Total Loans	[1]	401,071	397,714
Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		19,229	39,435
2023		49,036	91,877
2022		82,222	46,532
2021		39,890	41,919
2020		38,841	10,953
2019 and Prior		42,217	37,740
Revolving Lines of Credit		12,796	11,335
Revolving Lines of Credit Converted to Term Loans
Total Loans		284,231	279,791
Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		4,285	13,844
2023		14,492	14,419
2022		13,088	33,619
2021		32,082	15,854
2020		14,704	3,033
2019 and Prior		18,510	17,337
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		97,161	98,106
Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		99	147
2023		93	99
2022		76	142
2021		129	73
2020		66	167
2019 and Prior		1,148	1,543
Revolving Lines of Credit		16,649	16,939
Revolving Lines of Credit Converted to Term Loans		1,419	707
Total Loans		19,679	19,817
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		6,647	22,486
2023		36,386	80,294
2022		74,215	41,195
2021		36,935	40,914
2020		38,482	10,874
2019 and Prior		41,201	36,088
Revolving Lines of Credit		58	42
Revolving Lines of Credit Converted to Term Loans
Total Loans		233,924	231,893
Commercial Real Estate Portfolio Segment [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024
2023			79
2022
2021
2020
2019 and Prior			343
Revolving Lines of Credit
Revolving Lines of Credit Converted to Term Loans
Total Loans			422
Commercial Real Estate Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		6,647	22,486
2023		34,734	78,098
2022		71,816	40,597
2021		36,742	40,914
2020		38,482	8,881
2019 and Prior		40,638	34,342
Revolving Lines of Credit		58	42
Revolving Lines of Credit Converted to Term Loans
Total Loans		229,117	225,360
Commercial Real Estate Portfolio Segment [Member] | Watch and Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024
2023			232
2022		545
2021		193
2020			1,706
2019 and Prior		382	328
Revolving Lines of Credit
Revolving Lines of Credit Converted to Term Loans
Total Loans		1,120	2,266
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024
2023		1,652	1,885
2022		1,854	598
2021
2020			287
2019 and Prior		181	1,075
Revolving Lines of Credit
Revolving Lines of Credit Converted to Term Loans
Total Loans		3,687	3,845
Other Commercial Loans Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		12,582	16,949
2023		12,650	11,583
2022		8,007	5,337
2021		2,955	1,005
2020		359	79
2019 and Prior		1,016	1,652
Revolving Lines of Credit		12,738	11,293
Revolving Lines of Credit Converted to Term Loans
Total Loans		50,307	47,898
Other Commercial Loans Portfolio Segment [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		9,263	16,949
2023		6,196	11,347
2022		4,635	4,729
2021		2,488	974
2020		326	64
2019 and Prior		914	1,488
Revolving Lines of Credit		12,210	9,905
Revolving Lines of Credit Converted to Term Loans
Total Loans		36,032	45,456
Other Commercial Loans Portfolio Segment [Member] | Watch and Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		3,319
2023		6,454
2022		3,183	197
2021		356	31
2020		33	15
2019 and Prior			48
Revolving Lines of Credit		28	828
Revolving Lines of Credit Converted to Term Loans
Total Loans		13,373	1,119
Other Commercial Loans Portfolio Segment [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024
2023			236
2022		189	411
2021		111
2020
2019 and Prior		102	116
Revolving Lines of Credit		500	560
Revolving Lines of Credit Converted to Term Loans
Total Loans		902	1,323
Residential Real Estate First Mortgages [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		3,326	13,485
2023		14,492	14,419
2022		13,088	33,619
2021		32,082	15,854
2020		14,704	3,033
2019 and Prior		18,510	17,337
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		96,202	97,747
Residential Real Estate First Mortgages [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		3,326	13,485
2023		14,335	14,419
2022		13,088	33,619
2021		32,082	15,854
2020		14,704	3,033
2019 and Prior		17,825	16,680
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		95,360	97,090
Residential Real Estate First Mortgages [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		0
2023		157
2022		0
2021		0
2020		0
2019 and Prior		685	657
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		842	657
Residential Real Estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		959	359
2023		0
2022		0
2021		0
2020		0
2019 and Prior		0
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		959	359
Residential Real Estate Construction [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		959	359
2023		0
2022		0
2021		0
2020		0
2019 and Prior		0
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		959	359
Residential Real Estate Construction [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		0
2023		0
2022		0
2021		0
2020		0
2019 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]
2024		74	74
2023		70	53
2022		40	142
2021		129	66
2020		62	167
2019 and Prior		1,148	1,535
Revolving Lines of Credit		16,649	16,939
Revolving Lines of Credit Converted to Term Loans		1,419	707
Total Loans		19,591	19,683
Consumer Home equity and lines of credit [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		74	74
2023		70	53
2022		40	142
2021		129	66
2020		62	167
2019 and Prior		1,064	1,504
Revolving Lines of Credit		16,645	16,939
Revolving Lines of Credit Converted to Term Loans		1,419	707
Total Loans		19,503	19,652
Consumer Home equity and lines of credit [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		0
2023		0
2022		0
2021		0
2020		0
2019 and Prior		84	31
Revolving Lines of Credit		4
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		88	31
Consumer Other [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		25	73
2023		23	46
2022		36
2021		0	7
2020		4
2019 and Prior		0	8
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		88	134
Consumer Other [Member] | Performing [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		25	73
2023		23	46
2022		36
2021		0	7
2020		4
2019 and Prior		0	8
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		88	134
Consumer Other [Member] | Nonaccrual [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2024		0
2023		0
2022		0
2021		0
2020		0
2019 and Prior		0
Revolving Lines of Credit		0
Revolving Lines of Credit Converted to Term Loans		0
Total Loans		$ 0

[1] Totals do not include accrued interest receivable, which was $1.1 million at both September 30, 2024 and December 31, 2023, and which is recorded separately on the Company’s Consolidated Balance Sheets.