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Allowance for Credit Losses - Credit Quality Risk Ratings by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	$ 2,383,150	$ 2,173,746	$ 2,340,940
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Total	(208)	(96)	(747)
Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	96,436	59,411	321,530
Year Two	318,949	345,017	318,046
Year Three	310,240	461,964	435,131
Year Four	420,681	389,425	360,943
Year Five	351,494	233,250	215,046
Prior	632,902	486,759	445,909
Revolving Loans Amortized Cost Basis	239,241	186,099	231,203
Revolving Loans Converted to Term	13,207	11,821	13,132
Total	2,383,150	2,173,746	2,340,940
Commercial | Real estate owner occupied
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	370,465	327,496	358,588
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Real estate owner occupied | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	25,863	10,565	47,890
Year Two	47,993	68,459	65,663
Year Three	66,977	75,952	82,803
Year Four	74,657	40,501	39,892
Year Five	34,350	28,584	26,803
Prior	108,092	92,657	83,634
Revolving Loans Amortized Cost Basis	11,573	10,778	10,777
Revolving Loans Converted to Term	960	0	1,126
Total	370,465	327,496	358,588
Commercial | Real estate owner occupied | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	25,528	10,565	47,724
Year Two	47,943	66,273	62,376
Year Three	63,697	75,952	77,469
Year Four	69,323	40,501	39,635
Year Five	34,093	28,584	26,448
Prior	105,636	85,709	81,529
Revolving Loans Amortized Cost Basis	11,439	10,728	10,727
Revolving Loans Converted to Term	960	0	1,126
Total	358,619	318,312	347,034
Commercial | Real estate owner occupied | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	335	0	125
Year Two	0	1,903	3,026
Year Three	3,026	0	5,334
Year Four	5,334	0	0
Year Five	0	0	195
Prior	1,602	6,428	1,603
Revolving Loans Amortized Cost Basis	134	50	50
Revolving Loans Converted to Term	0	0	0
Total	10,431	8,381	10,333
Commercial | Real estate owner occupied | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	41
Year Two	50	283	261
Year Three	254	0	0
Year Four	0	0	257
Year Five	257	0	160
Prior	854	520	502
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	1,415	803	1,221
Commercial | Real estate owner occupied | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Real estate non-owner occupied
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	413,530	399,658	403,899
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Real estate non-owner occupied | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	14,100	2,669	33,372
Year Two	30,889	34,878	29,608
Year Three	29,449	76,822	72,025
Year Four	70,836	124,788	113,674
Year Five	113,761	47,560	45,421
Prior	139,665	107,295	97,038
Revolving Loans Amortized Cost Basis	13,310	5,646	11,241
Revolving Loans Converted to Term	1,520	0	1,520
Total	413,530	399,658	403,899
Commercial | Real estate non-owner occupied | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	12,815	2,669	33,083
Year Two	30,688	34,878	29,546
Year Three	29,387	76,822	72,025
Year Four	70,836	124,788	113,630
Year Five	113,717	47,560	45,421
Prior	139,405	107,295	96,778
Revolving Loans Amortized Cost Basis	13,310	5,646	11,241
Revolving Loans Converted to Term	1,520	0	1,520
Total	411,678	399,658	403,244
Commercial | Real estate non-owner occupied | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	62
Year Three	62	0	0
Year Four	0	0	44
Year Five	44	0	0
Prior	199	0	199
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	305	0	305
Commercial | Real estate non-owner occupied | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,285	0	289
Year Two	201	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	61	0	61
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	1,547	0	350
Commercial | Real estate non-owner occupied | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Construction
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	76,402	85,817	99,717
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Construction | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	4,992	4,032	36,623
Year Two	33,320	30,768	22,629
Year Three	19,150	37,898	28,657
Year Four	10,413	8,661	7,939
Year Five	5,019	1,529	1,356
Prior	3,508	2,929	2,513
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	76,402	85,817	99,717
Commercial | Construction | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	4,992	4,032	36,478
Year Two	33,225	30,768	22,629
Year Three	19,150	37,898	26,650
Year Four	8,412	8,592	7,826
Year Five	4,951	1,529	1,356
Prior	3,508	2,929	2,314
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	74,238	85,748	97,253
Commercial | Construction | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	2,007
Year Four	2,001	69	44
Year Five	0	0	0
Prior	0	0	199
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	2,001	69	2,250
Commercial | Construction | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	145
Year Two	95	0	0
Year Three	0	0	0
Year Four	0	0	69
Year Five	68	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	163	0	214
Commercial | Construction | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | C&I
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	379,767	321,855	365,817
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	(46)	0	(128)
Year Three	0	0	(39)
Year Four	0	0	(72)
Year Five	0	0	(47)
Prior	(100)	0	(165)
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	(146)	0	(451)
Commercial | C&I | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	17,521	14,720	70,041
Year Two	71,831	65,262	51,446
Year Three	50,277	52,577	46,903
Year Four	46,042	45,841	39,725
Year Five	39,382	18,258	15,696
Prior	36,801	32,096	25,561
Revolving Loans Amortized Cost Basis	116,729	92,242	115,667
Revolving Loans Converted to Term	1,184	859	778
Total	379,767	321,855	365,817
Commercial | C&I | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	17,421	14,720	69,543
Year Two	71,806	41,357	50,204
Year Three	49,011	52,070	45,986
Year Four	45,461	45,491	39,217
Year Five	38,872	17,868	14,958
Prior	36,195	28,896	25,284
Revolving Loans Amortized Cost Basis	115,708	89,309	114,567
Revolving Loans Converted to Term	1,184	859	778
Total	375,658	290,570	360,537
Commercial | C&I | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	25
Year Two	25	23,905	15
Year Three	10	146	561
Year Four	301	296	478
Year Five	471	390	723
Prior	73	3,166	0
Revolving Loans Amortized Cost Basis	840	2,805	900
Revolving Loans Converted to Term	0	0	0
Total	1,720	30,708	2,702
Commercial | C&I | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	100	0	473
Year Two	0	0	1,227
Year Three	1,256	361	356
Year Four	280	54	30
Year Five	39	0	15
Prior	275	34	19
Revolving Loans Amortized Cost Basis	181	128	200
Revolving Loans Converted to Term	0	0	0
Total	2,131	577	2,320
Commercial | C&I | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	258	0	258
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	258	0	258
Commercial | Multifamily
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	131,036	101,344	108,732
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Multifamily | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	4,293	4,517	14,048
Year Two	14,711	12,360	13,102
Year Three	13,513	35,582	34,578
Year Four	50,538	19,211	18,676
Year Five	20,333	15,825	15,395
Prior	26,879	13,319	12,152
Revolving Loans Amortized Cost Basis	769	530	781
Revolving Loans Converted to Term	0	0	0
Total	131,036	101,344	108,732
Commercial | Multifamily | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	4,181	4,517	14,048
Year Two	14,711	12,360	13,102
Year Three	11,913	34,562	33,558
Year Four	49,518	17,855	17,335
Year Five	19,005	14,913	14,483
Prior	25,969	13,319	12,152
Revolving Loans Amortized Cost Basis	769	530	781
Revolving Loans Converted to Term	0	0	0
Total	126,066	98,056	105,459
Commercial | Multifamily | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	112	0	0
Year Two	0	0	0
Year Three	1,600	1,020	0
Year Four	0	0	0
Year Five	0	912	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	1,712	1,932	0
Commercial | Multifamily | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	1,020
Year Four	1,020	1,356	1,341
Year Five	1,328	0	912
Prior	910	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	3,258	1,356	3,273
Commercial | Multifamily | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Agriculture
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	48,705	45,064	52,219
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Commercial | Agriculture | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	4,123	4,351	11,694
Year Two	10,784	3,825	3,298
Year Three	3,247	7,534	6,521
Year Four	5,350	4,358	3,917
Year Five	3,858	15,357	14,651
Prior	19,344	8,135	6,777
Revolving Loans Amortized Cost Basis	1,768	1,270	5,146
Revolving Loans Converted to Term	231	234	215
Total	48,705	45,064	52,219
Commercial | Agriculture | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	2,798	4,330	11,694
Year Two	10,784	3,738	2,749
Year Three	2,712	7,534	5,790
Year Four	5,139	4,325	3,835
Year Five	3,777	15,357	14,651
Prior	19,080	7,974	6,023
Revolving Loans Amortized Cost Basis	1,168	670	4,546
Revolving Loans Converted to Term	231	234	215
Total	45,689	44,162	49,503
Commercial | Agriculture | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	21	0
Year Two	0	0	474
Year Three	460	0	0
Year Four	0	0	52
Year Five	52	0	0
Prior	135	0	152
Revolving Loans Amortized Cost Basis	600	600	600
Revolving Loans Converted to Term	0	0	0
Total	1,247	621	1,278
Commercial | Agriculture | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,325	0	0
Year Two	0	87	75
Year Three	75	0	731
Year Four	211	33	30
Year Five	29	0	0
Prior	129	161	602
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	1,769	281	1,438
Commercial | Agriculture | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Municipal
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	55,104	54,746	61,827
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Municipal | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,937	2,420	9,503
Year Two	9,186	21,146	18,642
Year Three	18,563	4,714	4,017
Year Four	3,984	4,335	3,822
Year Five	3,881	9,770	8,498
Prior	17,553	12,361	17,345
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	55,104	54,746	61,827
Municipal | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,937	2,420	9,503
Year Two	9,186	21,146	18,642
Year Three	18,563	4,714	4,017
Year Four	3,984	4,335	3,822
Year Five	3,881	9,770	8,498
Prior	17,553	12,361	17,345
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	55,104	54,746	61,827
Municipal | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Municipal | Substandard (risk rating 7)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Municipal | Doubtful (risk rating 8)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Residential | Construction
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	35,427	34,824	35,481
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Residential | Construction | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	3,031	1,329	26,386
Year Two	27,475	29,910	7,487
Year Three	3,510	2,246	925
Year Four	728	0	0
Year Five	0	1,339	683
Prior	683	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	35,427	34,824	35,481
Residential | Construction | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	3,031	1,329	26,386
Year Two	27,475	29,910	7,487
Year Three	3,510	2,246	925
Year Four	728	0	0
Year Five	0	1,339	683
Prior	683	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	35,427	34,824	35,481
Residential | Construction | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	0
Residential | Term
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	719,348	678,093	710,807
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	(1)	0	(37)
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	(1)	0	(37)
Residential | Term | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	15,831	10,439	56,378
Year Two	57,989	64,948	94,816
Year Three	94,350	157,699	149,174
Year Four	148,927	138,668	130,670
Year Five	128,412	92,228	84,408
Prior	271,202	210,973	193,131
Revolving Loans Amortized Cost Basis	2,517	3,011	2,109
Revolving Loans Converted to Term	120	127	121
Total	719,348	678,093	710,807
Residential | Term | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	15,831	10,439	56,378
Year Two	57,989	64,948	94,816
Year Three	94,350	157,400	148,877
Year Four	148,507	138,399	130,413
Year Five	127,709	91,824	84,028
Prior	269,381	209,986	192,466
Revolving Loans Amortized Cost Basis	2,517	3,011	2,109
Revolving Loans Converted to Term	120	127	121
Total	716,404	676,134	709,208
Residential | Term | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	299	297
Year Four	420	269	257
Year Five	703	404	380
Prior	1,821	987	665
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	2,944	1,959	1,599
Home Equity
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	131,522	105,814	123,063
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	(7)
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	0	0	(7)
Home Equity | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	2,995	3,594	12,449
Year Two	12,157	10,114	8,917
Year Three	9,070	9,134	8,310
Year Four	8,127	2,007	1,894
Year Five	1,872	1,175	1,021
Prior	2,776	2,270	1,953
Revolving Loans Amortized Cost Basis	85,333	66,919	79,147
Revolving Loans Converted to Term	9,192	10,601	9,372
Total	131,522	105,814	123,063
Home Equity | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	2,995	3,594	12,449
Year Two	12,157	10,114	8,917
Year Three	9,070	9,134	8,310
Year Four	8,039	2,007	1,894
Year Five	1,872	1,175	1,021
Prior	2,683	2,166	1,857
Revolving Loans Amortized Cost Basis	85,270	66,901	79,132
Revolving Loans Converted to Term	9,021	10,419	9,192
Total	131,107	105,510	122,772
Home Equity | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	0	0	0
Year Two	0	0	0
Year Three	0	0	0
Year Four	88	0	0
Year Five	0	0	0
Prior	93	104	96
Revolving Loans Amortized Cost Basis	63	18	15
Revolving Loans Converted to Term	171	182	180
Total	415	304	291
Consumer
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Total	21,844	19,035	20,790
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff (Recovery) [Abstract]
Year One	0	0	(13)
Year Two	(16)	(11)	(53)
Year Three	(11)	(41)	(72)
Year Four	(8)	(21)	(39)
Year Five	(2)	(5)	(20)
Prior	(24)	(18)	(55)
Revolving Loans Amortized Cost Basis	0	0	0
Revolving Loans Converted to Term	0	0	0
Total	(61)	(96)	(252)
Consumer | Total loans
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,750	775	3,146
Year Two	2,614	3,347	2,438
Year Three	2,134	1,806	1,218
Year Four	1,079	1,055	734
Year Five	626	1,625	1,114
Prior	6,399	4,724	5,805
Revolving Loans Amortized Cost Basis	7,242	5,703	6,335
Revolving Loans Converted to Term	0	0	0
Total	21,844	19,035	20,790
Consumer | Pass (risk rating 1-5)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
Year One	1,750	775	3,146
Year Two	2,614	3,347	2,438
Year Three	2,134	1,806	1,218
Year Four	1,079	1,055	734
Year Five	626	1,625	1,114
Prior	6,399	4,724	5,805
Revolving Loans Amortized Cost Basis	7,242	5,703	6,335
Revolving Loans Converted to Term	0	0	0
Total	21,844	19,035	20,790
Consumer | Special Mention (risk rating 6)
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]
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Year Two	0	0	0
Year Three	0	0	0
Year Four	0	0	0
Year Five	0	0	0
Prior	0	0	0
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