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Loans and ACL (Past due and current loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	$ 1,365,508	$ 1,349,463
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	87
Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	226,281	209,738
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	200,940	189,186
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	25,341	20,552
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	561,123	564,244
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	178,158	180,636
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	215,091	216,292
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	90,812	89,208
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	77,062	78,108
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	29,688	18,541
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	93,695	99,994
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	67,891	69,044
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	25,804	30,950
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Residential Mortgage
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	356,658	356,418
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	87
Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	312,692	313,459
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	87
Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	6,773	5,945
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	37,193	37,014
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	98,063	100,528
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	37,496	37,948
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	57,396	59,324
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Loans and Leases Receivable, Gross	3,171	3,256
Financing Receivable, 90 Days or More Past Due, Still Accruing	0	0
Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Total	8,171	3,546
Financial Asset, 30 to 59 Days Past Due [Member] | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	683	165
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	683	165
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	3,122	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	701	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	2,421	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	28	0
Financial Asset, 30 to 59 Days Past Due [Member] | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 30 to 59 Days Past Due [Member] | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	28	0
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Mortgage
Financing Receivable, Past Due [Line Items]
Total	4,151	3,188
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	4,084	3,188
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	20	0
Financial Asset, 30 to 59 Days Past Due [Member] | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	47	0
Financial Asset, 30 to 59 Days Past Due [Member] | Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	187	193
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	55	3
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	127	181
Financial Asset, 30 to 59 Days Past Due [Member] | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	5	9
Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Total	333	639
Financial Asset, 60 to 89 Days Past Due [Member] | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	92	290
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	92	290
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	234	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	234	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Mortgage
Financing Receivable, Past Due [Line Items]
Total	7	349
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	7	349
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, 60 to 89 Days Past Due [Member] | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Total	407	402
Financial Asset, Equal to or Greater than 90 Days Past Due | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	407	201
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	407	201
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Mortgage
Financing Receivable, Past Due [Line Items]
Total	0	201
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	201
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Total	1,356,597	1,344,876
Financial Asset, Not Past Due | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	225,099	209,082
Financial Asset, Not Past Due | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	199,758	188,530
Financial Asset, Not Past Due | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	25,341	20,552
Financial Asset, Not Past Due | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	557,767	564,244
Financial Asset, Not Past Due | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	177,223	180,636
Financial Asset, Not Past Due | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	212,670	216,292
Financial Asset, Not Past Due | Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	90,812	89,208
Financial Asset, Not Past Due | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	77,062	78,108
Financial Asset, Not Past Due | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	29,688	18,541
Financial Asset, Not Past Due | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	93,667	99,994
Financial Asset, Not Past Due | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	67,891	69,044
Financial Asset, Not Past Due | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	25,776	30,950
Financial Asset, Not Past Due | Residential Mortgage
Financing Receivable, Past Due [Line Items]
Total	352,500	352,680
Financial Asset, Not Past Due | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	308,601	309,721
Financial Asset, Not Past Due | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	6,753	5,945
Financial Asset, Not Past Due | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	37,146	37,014
Financial Asset, Not Past Due | Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	97,876	100,335
Financial Asset, Not Past Due | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	37,441	37,945
Financial Asset, Not Past Due | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	57,269	59,143
Financial Asset, Not Past Due | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	$ 3,166	$ 3,247

X

- Definition

Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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