Loans - Credit Quality Indicators (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	$ 649,217	$ 684,361
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	617,729	602,020
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	456,414	644,738
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	509,173	432,543
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	347,429	279,745
Prior	723,410	601,873
Revolving Loans Amortized Cost Basis	149,720	149,261
Total	3,453,093	3,394,541
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	291	1,272
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	1,472	949
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	1,380	1,669
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	1,387	1,270
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	2,560	443
Prior	2,464	292
Revolving Loans Amortized Cost Basis	0	0
Total	9,554	5,895	$ 5,177
Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	41,051	42,874
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	41,908	29,497
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	21,106	25,002
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	16,007	16,941
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	12,070	6,255
Prior	22,813	22,241
Revolving Loans Amortized Cost Basis	10,774	16,181
Total	165,729	158,991
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	0	9
Prior	0	0
Revolving Loans Amortized Cost Basis	0	0
Total	0	9
Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	92,787	93,051
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	119,964	97,129
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	79,339	149,998
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	139,711	111,071
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	101,358	117,885
Prior	282,250	223,561
Revolving Loans Amortized Cost Basis	2,849	3,670
Total	818,259	796,365
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	1,656	0
Prior	2,162	0
Revolving Loans Amortized Cost Basis	0	0
Total	3,818	0
Consumer
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	370,557	386,349
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	281,851	298,122
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	194,830	244,086
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	144,631	122,396
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	62,770	48,446
Prior	20,924	19,109
Revolving Loans Amortized Cost Basis	444	473
Total	1,076,007	1,118,981
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	291	1,272
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	1,472	949
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	1,380	1,669
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	1,367	1,270
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	904	434
Prior	271	243
Revolving Loans Amortized Cost Basis	0	0
Total	5,685	5,837	5,123
Residential
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	144,822	162,087
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	174,006	177,272
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	161,139	225,652
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	208,824	182,135
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	171,231	107,159
Prior	397,423	336,962
Revolving Loans Amortized Cost Basis	135,653	128,937
Total	1,393,098	1,320,204
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	0	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	20	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	0	0
Prior	31	49
Revolving Loans Amortized Cost Basis	0	0
Total	51	49	$ 54
Satisfactory | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	40,855	42,767
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	41,908	28,988
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	20,671	23,808
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	15,915	16,941
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	12,070	6,183
Prior	19,917	19,211
Revolving Loans Amortized Cost Basis	9,765	15,686
Total	161,101	153,584
Satisfactory | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	90,358	90,049
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	113,616	96,783
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	78,723	137,146
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	128,103	109,086
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	96,305	115,576
Prior	264,374	187,202
Revolving Loans Amortized Cost Basis	2,112	2,799
Total	773,591	738,641
Special mention | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	196	107
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	0	229
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	25	930
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	0	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	0	72
Prior	0	0
Revolving Loans Amortized Cost Basis	0	483
Total	221	1,821
Special mention | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	302	3,002
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	6,348	200
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	275	12,680
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	7,504	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	4,749	0
Prior	3,807	9,506
Revolving Loans Amortized Cost Basis	473	0
Total	23,459	25,388
Substandard | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	0	280
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	410	264
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	92	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	0	0
Prior	2,896	3,030
Revolving Loans Amortized Cost Basis	1,009	12
Total	4,407	3,586
Substandard | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	2,127	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	0	146
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	341	172
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	4,104	1,985
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	304	2,309
Prior	14,069	26,853
Revolving Loans Amortized Cost Basis	264	871
Total	21,209	32,336
Doubtful | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	0	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	0	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	0	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	0	0
Prior	0	0
Revolving Loans Amortized Cost Basis	0	0
Total	0	0
Doubtful | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	0	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	0	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	0	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	0	0
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	0	0
Prior	0	0
Revolving Loans Amortized Cost Basis	0	0
Total	0	0
Performing | Consumer
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	370,436	386,004
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	281,349	297,698
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	194,467	243,484
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	144,210	121,803
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	62,395	48,268
Prior	20,796	18,994
Revolving Loans Amortized Cost Basis	444	473
Total	1,074,097	1,116,724
Performing | Residential
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	144,618	162,087
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	172,965	177,071
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	160,802	225,398
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	206,858	181,934
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	170,889	106,695
Prior	395,132	334,576
Revolving Loans Amortized Cost Basis	135,483	128,687
Total	1,386,747	1,316,448
Nonperforming | Consumer
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	121	345
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	502	424
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	363	602
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	421	593
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	375	178
Prior	128	115
Revolving Loans Amortized Cost Basis	0	0
Total	1,910	2,257
Nonperforming | Residential
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	204	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	1,041	201
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	337	254
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	1,966	201
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	342	464
Prior	2,291	2,386
Revolving Loans Amortized Cost Basis	170	250
Total	$ 6,351	$ 3,756