Loans and Leases, Outstanding Loan Balances Categorized by Credit Quality Indicatorsand Vintage Year by Class of Financing Receivable and Current Period Gross Charge-Offs by Year of Origination (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2022	Dec. 31, 2021
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	$ 288,342	$ 288,342
2021	442,375	442,375
2020	327,739	327,739
2019	126,780	126,780
2018	179,417	179,417
Prior	498,657	498,657
Revolving loans amortized cost	1,460,552	1,460,552
Total net loans and leases	3,323,862	3,323,862	$ 3,237,177
Financing Receivable, Current Period Gross Charge-offs [Abstract]
Total	68	362
Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	3,290,348	3,290,348	3,200,251
Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	25,107	25,107	20,474
Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	8,407	8,407	16,452
Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	0	0	0
Real Estate [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	246,404	246,404
2021	378,037	378,037
2020	298,659	298,659
2019	106,526	106,526
2018	148,130	148,130
Prior	464,848	464,848
Revolving loans amortized cost	865,408	865,408
Total net loans and leases	2,508,012	2,508,012	2,357,912
Real Estate [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	2,481,886	2,481,886	2,332,643
Real Estate [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	18,211	18,211	10,195
Real Estate [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	7,915	7,915	15,074
Real Estate [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
Total net loans and leases	0	0	0
Commercial [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	140,036	140,036
2021	236,947	236,947
2020	153,480	153,480
2019	72,167	72,167
2018	89,907	89,907
Prior	228,680	228,680
Revolving loans amortized cost	317,474	317,474
Total net loans and leases	1,238,691	1,238,691	1,157,338
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total		0
Commercial [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	140,036	140,036
2021	236,947	236,947
2020	153,480	153,480
2019	72,167	72,167
2018	86,063	86,063
Prior	227,146	227,146
Revolving loans amortized cost	313,998	313,998
Total net loans and leases	1,229,837	1,229,837	1,142,175
Commercial [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	3,844	3,844
Prior	0	0
Revolving loans amortized cost	3,476	3,476
Total net loans and leases	7,320	7,320	6,903
Commercial [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	1,534	1,534
Revolving loans amortized cost	0	0
Total net loans and leases	1,534	1,534	8,260
Commercial [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Agricultural [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	54,480	54,480
2021	43,117	43,117
2020	56,965	56,965
2019	17,933	17,933
2018	51,313	51,313
Prior	157,504	157,504
Revolving loans amortized cost	341,136	341,136
Total net loans and leases	722,448	722,448	672,830
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total		0
Agricultural [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	54,480	54,480
2021	43,117	43,117
2020	56,965	56,965
2019	15,297	15,297
2018	51,194	51,194
Prior	151,470	151,470
Revolving loans amortized cost	332,881	332,881
Total net loans and leases	705,404	705,404	663,157
Agricultural [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	2,636	2,636
2018	0	0
Prior	0	0
Revolving loans amortized cost	8,255	8,255
Total net loans and leases	10,891	10,891	3,292
Agricultural [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	119	119
Prior	6,034	6,034
Revolving loans amortized cost	0	0
Total net loans and leases	6,153	6,153	6,381
Agricultural [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Residential and Home Equity [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	51,888	51,888
2021	97,973	97,973
2020	88,214	88,214
2019	14,851	14,851
2018	6,910	6,910
Prior	78,602	78,602
Revolving loans amortized cost	38,811	38,811
Total net loans and leases	377,249	377,249	350,581
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total	0	0
Residential and Home Equity [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	51,888	51,888
2021	97,973	97,973
2020	88,214	88,214
2019	14,851	14,851
2018	6,910	6,910
Prior	78,458	78,458
Revolving loans amortized cost	38,727	38,727
Total net loans and leases	377,021	377,021	350,148
Residential and Home Equity [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Residential and Home Equity [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	144	144
Revolving loans amortized cost	84	84
Total net loans and leases	228	228	433
Residential and Home Equity [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Construction [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	1,575	1,575
2018	0	0
Prior	62	62
Revolving loans amortized cost	167,987	167,987
Total net loans and leases	169,624	169,624	177,163
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total	0	0
Construction [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	1,575	1,575
2018	0	0
Prior	62	62
Revolving loans amortized cost	167,987	167,987
Total net loans and leases	169,624	169,624	177,163
Construction [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Construction [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Construction [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Commercial and Industrial [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	24,852	24,852
2021	41,545	41,545
2020	13,975	13,975
2019	10,646	10,646
2018	8,780	8,780
Prior	6,393	6,393
Revolving loans amortized cost	347,994	347,994
Total net loans and leases	454,185	454,185	427,799
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		246
2018		78
Prior		0
Revolving loans amortized cost		0
Total		324
Commercial and Industrial [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	24,852	24,852
2021	41,476	41,476
2020	13,975	13,975
2019	10,646	10,646
2018	8,774	8,774
Prior	6,386	6,386
Revolving loans amortized cost	347,723	347,723
Total net loans and leases	453,832	453,832	417,806
Commercial and Industrial [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	69	69
2020	0	0
2019	0	0
2018	0	0
Prior	1	1
Revolving loans amortized cost	0	0
Total net loans and leases	70	70	9,321
Commercial and Industrial [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	6	6
Prior	6	6
Revolving loans amortized cost	271	271
Total net loans and leases	283	283	672
Commercial and Industrial [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Agricultural [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	4,387	4,387
2021	3,789	3,789
2020	1,082	1,082
2019	1,630	1,630
2018	734	734
Prior	2,218	2,218
Revolving loans amortized cost	246,456	246,456
Total net loans and leases	260,296	260,296	276,684
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total		0
Agricultural [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	4,387	4,387
2021	3,789	3,789
2020	1,082	1,082
2019	1,617	1,617
2018	731	731
Prior	2,211	2,211
Revolving loans amortized cost	239,737	239,737
Total net loans and leases	253,554	253,554	275,206
Agricultural [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	7	7
Revolving loans amortized cost	6,719	6,719
Total net loans and leases	6,726	6,726	958
Agricultural [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	13	13
2018	3	3
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	16	16	520
Agricultural [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Commercial Leases [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	11,541	11,541
2021	16,541	16,541
2020	13,664	13,664
2019	7,743	7,743
2018	21,387	21,387
Prior	22,717	22,717
Revolving loans amortized cost	0	0
Total net loans and leases	93,593	93,593	96,415
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		0
2021		0
2020		0
2019		0
2018		0
Prior		0
Revolving loans amortized cost		0
Total	0	0
Commercial Leases [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	11,541	11,541
2021	16,541	16,541
2020	13,664	13,664
2019	7,643	7,643
2018	21,387	21,387
Prior	22,717	22,717
Revolving loans amortized cost	0	0
Total net loans and leases	93,493	93,493	96,415
Commercial Leases [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	100	100
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	100	100	0
Commercial Leases [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Commercial Leases [Member] \| Doubtful [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Consumer and Other [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	1,158	1,158
2021	2,463	2,463
2020	359	359
2019	235	235
2018	386	386
Prior	2,481	2,481
Revolving loans amortized cost	694	694
Total net loans and leases	7,776	7,776	78,367
Financing Receivable, Current Period Gross Charge-offs [Abstract]
2022		25
2021		5
2020		4
2019		1
2018		3
Prior		0
Revolving loans amortized cost		0
Total	20	38
Consumer and Other [Member] \| Pass [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	965	965
2021	2,463	2,463
2020	359	359
2019	235	235
2018	386	386
Prior	2,481	2,481
Revolving loans amortized cost	694	694
Total net loans and leases	7,583	7,583	78,181
Consumer and Other [Member] \| Special Mention [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]
2022	0	0
2021	0	0
2020	0	0
2019	0	0
2018	0	0
Prior	0	0
Revolving loans amortized cost	0	0
Total net loans and leases	0	0	0
Consumer and Other [Member] \| Substandard [Member]
Outstanding Loan Balances by Credit Quality Indicators and Vintage Year [Abstract]

Loans and Leases, Outstanding Loan Balances Categorized by Credit Quality Indicatorsand Vintage Year by Class of Financing Receivable and Current Period Gross Charge-Offs by Year of Origination (Details) - USD ($)
$ in Thousands