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Loans and ACL (Summary of Past due and current loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	$ 1,423,571	$ 1,349,463
Financing Receivables, 90 Days or More Past Due, Still Accruing	19	87
Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	244,894	209,738
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	221,510	189,186
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	23,384	20,552
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	547,447	564,244
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	178,376	180,636
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	208,118	216,292
Financing Receivables, 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]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	92,497	89,208
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	68,456	78,108
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	63,080	18,541
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	99,694	99,994
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	67,550	69,044
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	32,144	30,950
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Residential Mortgage [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	380,872	356,418
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	87
Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	332,743	313,459
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	87
Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	8,655	5,945
Financing Receivables, 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]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	39,474	37,014
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Total consumer [Member]
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	87,584	100,528
Financing Receivables, 90 Days or More Past Due, Still Accruing	19	0
Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	35,050	37,948
Financing Receivables, 90 Days or More Past Due, Still Accruing	19	0
Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	49,136	59,324
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	3,398	3,256
Financing Receivables, 90 Days or More Past Due, Still Accruing	0	0
Financial Assets, 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Total	5,271	3,546
Financial Assets, 30 to 59 Days Past Due [Member] | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	328	165
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	328	165
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	817	0
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	25	0
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	792	0
Financial Assets, 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 Assets, 30 to 59 Days Past Due [Member] | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 30 to 59 Days Past Due [Member] | Residential Mortgage [Member]
Financing Receivable, Past Due [Line Items]
Total	3,875	3,188
Financial Assets, 30 to 59 Days Past Due [Member] | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	3,846	3,188
Financial Assets, 30 to 59 Days Past Due [Member] | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	19	0
Financial Assets, 30 to 59 Days Past Due [Member] | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	10	0
Financial Assets, 30 to 59 Days Past Due [Member] | Total consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	251	193
Financial Assets, 30 to 59 Days Past Due [Member] | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	15	3
Financial Assets, 30 to 59 Days Past Due [Member] | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	232	181
Financial Assets, 30 to 59 Days Past Due [Member] | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	4	9
Financial Assets, 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Total	502	639
Financial Assets, 60 to 89 Days Past Due [Member] | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	50	290
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	290
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	50	0
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	304	0
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	304	0
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 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 Assets, 60 to 89 Days Past Due [Member] | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Residential Mortgage [Member]
Financing Receivable, Past Due [Line Items]
Total	148	349
Financial Assets, 60 to 89 Days Past Due [Member] | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	148	349
Financial Assets, 60 to 89 Days Past Due [Member] | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 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 Assets, 60 to 89 Days Past Due [Member] | Total consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 60 to 89 Days Past Due [Member] | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	0	0
Financial Assets, 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	182	402
Financial Asset, Equal to or Greater than 90 Days Past Due | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	0	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	0	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 [Member]
Financing Receivable, Past Due [Line Items]
Total	163	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	163	201
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	0	87
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
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	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
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	0	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Total consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	19	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	19	0
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	19	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
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	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
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	0	0
Financial Asset, Not Past Due
Financing Receivable, Past Due [Line Items]
Total	1,417,616	1,344,876
Financial Asset, Not Past Due | Total commercial [Member]
Financing Receivable, Past Due [Line Items]
Total	244,516	209,082
Financial Asset, Not Past Due | Commercial and Industrial, Secured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	221,182	188,530
Financial Asset, Not Past Due | Commercial and Industrial, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	23,334	20,552
Financial Asset, Not Past Due | Commercial Real Estate
Financing Receivable, Past Due [Line Items]
Total	546,326	564,244
Financial Asset, Not Past Due | Commercial Real Estate, Owner Occupied, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	178,047	180,636
Financial Asset, Not Past Due | Commercial Real Estate, Non-owner Occupied
Financing Receivable, Past Due [Line Items]
Total	207,326	216,292
Financial Asset, Not Past Due | Commercial Real Estate, 1-4 Family Investor, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	92,497	89,208
Financial Asset, Not Past Due | Commercial Real Estate, Multifamily, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	68,456	78,108
Financial Asset, Not Past Due | Commercial Advances to Mortgage Brokers Segment [Member]
Financing Receivable, Past Due [Line Items]
Total	63,080	18,541
Financial Asset, Not Past Due | Total agricultural [Member]
Financing Receivable, Past Due [Line Items]
Total	99,694	99,994
Financial Asset, Not Past Due | Agricultural Mortgage, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	67,550	69,044
Financial Asset, Not Past Due | Agricultural other [Member]
Financing Receivable, Past Due [Line Items]
Total	32,144	30,950
Financial Asset, Not Past Due | Residential Mortgage [Member]
Financing Receivable, Past Due [Line Items]
Total	376,686	352,680
Financial Asset, Not Past Due | Residential Real Estate, Senior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	328,586	309,721
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	328,558	309,549
Financial Asset, Not Past Due | Residential Real Estate, Junior Lien, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	8,636	5,945
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	8,636	5,945
Financial Asset, Not Past Due | Residential Real Estate, Home Equity Lines of Credit, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	39,464	37,014
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	39,464	37,014
Financial Asset, Not Past Due | Total consumer [Member]
Financing Receivable, Past Due [Line Items]
Total	87,314	100,335
Financial Asset, Not Past Due | Consumer, Secured, Direct, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	35,016	37,945
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	35,016	37,945
Financial Asset, Not Past Due | Consumer, Secured, Indirect, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	48,904	59,143
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	48,904	59,143
Financial Asset, Not Past Due | Consumer, Unsecured, Portfolio Segment
Financing Receivable, Past Due [Line Items]
Total	3,394	3,247
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss	$ 3,394	$ 3,247

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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