Loans - Credit Quality Indicators (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024
Loans
Total	$ 231,645	$ 233,576	$ 236,274
Real Estate, Residential Loans
Loans
Year 1	3,363	10,203
Year 2	10,912	11,135
Year 3	12,908	14,611
Year 4	13,609	10,681
Year 5	10,225	4,472
Prior	23,613	19,865
Revolving Loans	5,035	4,448
Revolving Loans Converted to Term Loans	698	3,537
Total	80,363	78,952	75,733
Real Estate, Residential Loans \| A, B, or C
Loans
Year 1	3,363	10,203
Year 2	10,912	11,135
Year 3	12,908	14,611
Year 4	13,609	10,386
Year 5	9,938	4,348
Prior	22,972	19,348
Revolving Loans	4,974	4,448
Revolving Loans Converted to Term Loans	698	3,537
Total	79,374	78,016
Real Estate, Residential Loans \| S
Loans
Prior	53	56
Total	53	56
Real Estate, Residential Loans \| D
Loans
Year 5		124
Prior	455	338
Revolving Loans	61
Total	516	462
Real Estate, Residential Loans \| E
Loans
Year 4		295
Year 5	287
Prior	133	123
Total	420	418
Real Estate, Construction Loans
Loans
Year 1	952	2,876
Year 2	2,737	546
Year 3	534	1,464
Year 4	1,443	1,916
Year 5	1,858	935
Prior	3,580	2,701
Revolving Loans	6,434	6,578
Total	17,538	17,016	27,760
Real Estate, Construction Loans \| A, B, or C
Loans
Year 1	952	2,876
Year 2	2,737	425
Year 3	413	1,464
Year 4	1,443	1,916
Year 5	1,858	854
Prior	3,440	2,701
Revolving Loans	6,434	6,578
Total	17,277	16,814
Real Estate, Construction Loans \| D
Loans
Year 2		121
Year 3	121
Year 5		81
Prior	140
Total	261	202
Real Estate, Nonresidential Loans
Loans
Year 1	104	2,711
Year 2	2,627	11,191
Year 3	11,095	24,434
Year 4	21,521	10,290
Year 5	10,163	13,344
Prior	46,789	34,621
Revolving Loans	18,215	17,672
Total	110,514	114,263	112,759
Real Estate, Nonresidential Loans \| A, B, or C
Loans
Year 1	104	2,711
Year 2	2,627	11,191
Year 3	11,095	24,434
Year 4	21,521	10,290
Year 5	10,163	13,344
Prior	46,259	34,096
Revolving Loans	18,215	17,672
Total	109,984	113,738
Real Estate, Nonresidential Loans \| S
Loans
Prior	59	62
Total	59	62
Real Estate, Nonresidential Loans \| D
Loans
Prior	471	463
Total	471	463
Commercial and industrial
Loans
Year 1	387	1,187
Year 2	1,123	510
Year 3	475	524
Year 4	450	638
Year 5	617	167
Prior	2,637	2,542
Revolving Loans	6,670	7,813
Total	12,359	13,381	10,880
Commercial and industrial \| A, B, or C
Loans
Year 1	387	1,187
Year 2	1,123	488
Year 3	454	524
Year 4	450	638
Year 5	617	167
Prior	2,637	2,542
Revolving Loans	6,670	7,813
Total	12,338	13,359
Commercial and industrial \| D
Loans
Year 2		22
Total		22
Commercial and industrial \| E
Loans
Year 3	21
Total	21
Consumer/Other Loans
Loans
Year 1	1,001	4,725
Year 2	4,297	3,258
Year 3	2,947	805
Year 4	727	401
Year 5	370	262
Prior	474	254
Revolving Loans	1,055	259
Total	10,871	9,964	$ 9,142
Consumer/Other Loans \| A, B, or C
Loans
Year 1	1,001	4,725
Year 2	4,292	3,258
Year 3	2,947	804
Year 4	727	401
Year 5	370	262
Prior	474	254
Revolving Loans	1,051	254
Total	10,862	9,958
Consumer/Other Loans \| D
Loans
Year 2	5
Year 3		1
Revolving Loans	4	5
Total	$ 9	$ 6

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

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