Loans - Credit Quality Indicators (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	$ 684,361	$ 703,501
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	602,020	792,838
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	644,738	519,887
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	432,543	344,185
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	279,745	164,593
Prior	601,873	548,654
Revolving Loans Amortized Cost Basis	149,261	139,250
Total	3,394,541	3,212,908
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	1,272	366
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	949	1,368
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	1,669	2,122
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	1,270	625
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	443	397
Prior	292	299
Revolving Loans Amortized Cost Basis
Total	5,895	5,177
Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	42,874	54,584
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	29,497	34,047
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	25,002	23,470
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	16,941	9,772
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	6,255	4,107
Prior	22,241	16,559
Revolving Loans Amortized Cost Basis	16,181	13,685
Total	158,991	156,224
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	9	0
Prior	0	0
Revolving Loans Amortized Cost Basis
Total	9	0
Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	93,051	81,732
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	97,129	171,426
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	149,998	107,035
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	111,071	123,378
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	117,885	42,197
Prior	223,561	217,555
Revolving Loans Amortized Cost Basis	3,670	2,164
Total	796,365	745,487
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	0
Prior	0	0
Revolving Loans Amortized Cost Basis
Total	0	0
Consumer
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	386,349	405,307
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	298,122	356,000
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	244,086	196,350
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	122,396	93,918
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	48,446	44,287
Prior	19,109	15,337
Revolving Loans Amortized Cost Basis	473	468
Total	1,118,981	1,111,667
Current-period gross charge-offs
Financing receivable, excluding accrued interest, year one, originated, current fiscal year, writeoff	1,272	366
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year, writeoff	949	1,368
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year, writeoff	1,669	2,122
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year, writeoff	1,270	604
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	434	397
Prior	243	266
Revolving Loans Amortized Cost Basis
Total	5,837	5,123
Residential
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	162,087	161,878
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	177,272	231,365
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	225,652	193,032
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	182,135	117,117
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	107,159	74,002
Prior	336,962	299,203
Revolving Loans Amortized Cost Basis	128,937	122,933
Total	1,320,204	1,199,530
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	21
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year, writeoff	0	0
Prior	49	33
Revolving Loans Amortized Cost Basis
Total	49	54
Satisfactory | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	42,767	54,584
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	28,988	34,047
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	23,808	23,470
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	16,941	9,655
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	6,183	4,107
Prior	19,211	13,360
Revolving Loans Amortized Cost Basis	15,686	8,586
Total	153,584	147,809
Satisfactory | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	90,049	81,582
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	96,783	151,818
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	137,146	105,365
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	109,086	120,845
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	115,576	41,406
Prior	187,202	174,516
Revolving Loans Amortized Cost Basis	2,799	1,667
Total	738,641	677,199
Special mention | Commercial
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	107	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	229	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	930	0
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	0	117
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	72	0
Prior	0	0
Revolving Loans Amortized Cost Basis	483	0
Total	1,821	117
Special mention | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	3,002	0
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	200	10,439
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	12,680	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	9,506	4,084
Revolving Loans Amortized Cost Basis	0	0
Total	25,388	14,523
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	280	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	264	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	3,030	3,199
Revolving Loans Amortized Cost Basis	12	5,099
Total	3,586	8,298
Substandard | Commercial Real Estate
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	0	150
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	146	9,169
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	172	1,670
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	1,985	2,533
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	2,309	791
Prior	26,853	38,955
Revolving Loans Amortized Cost Basis	871	497
Total	32,336	53,765
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	386,004	405,099
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	297,698	355,217
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	243,484	195,799
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	121,803	93,708
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	48,268	44,206
Prior	18,994	15,252
Revolving Loans Amortized Cost Basis	473	0
Total	1,116,724	1,109,281
Performing | Residential
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	162,087	161,878
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	177,071	231,365
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	225,398	192,588
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	181,934	116,451
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	106,695	73,875
Prior	334,576	296,935
Revolving Loans Amortized Cost Basis	128,687	122,573
Total	1,316,448	1,195,665
Nonperforming | Consumer
Total Loans
Financing receivable, excluding accrued interest, year one, originated, current fiscal year	345	208
Financing receivable, excluding accrued interest, year two, originated, fiscal year before current fiscal year	424	783
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	602	551
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	593	210
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	178	81
Prior	115	85
Revolving Loans Amortized Cost Basis	0	468
Total	2,257	2,386
Nonperforming | Residential
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	201	0
Financing receivable, excluding accrued interest, year three, originated, two years before current fiscal year	254	444
Financing receivable, excluding accrued interest, year four, originated, three years before current fiscal year	201	666
Financing receivable, excluding accrued interest, year five, originated, four years before current fiscal year	464	127
Prior	2,386	2,268
Revolving Loans Amortized Cost Basis	250	360
Total	$ 3,756	$ 3,865