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Loans and ACL (Tables)

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Loan Composition

The following table provides a detailed listing of our loan portfolio at December 31:

			2023												2022
			Balance						Percent of Total						Balance						Percent of Total
Commercial and industrial
Secured			$	189,186					14.02		%				$	161,895					12.80		%
Unsecured			20,552						1.52		%				16,533						1.31		%
Total commercial and industrial			209,738						15.54		%				178,428						14.11		%
Commercial real estate
Commercial mortgage owner occupied			180,636						13.39		%				192,117						15.20		%
Commercial mortgage non-owner occupied			216,292						16.03		%				204,091						16.14		%
Commercial mortgage 1-4 family investor			89,208						6.61		%				85,278						6.75		%
Commercial mortgage multifamily			78,108						5.79		%				84,526						6.69		%
Total commercial real estate			564,244						41.82		%				566,012						44.78		%
Advances to mortgage brokers			18,541						1.37		%				—						—		%
Agricultural
Agricultural mortgage			69,044						5.12		%				73,002						5.77		%
Agricultural			30,950						2.29		%				31,983						2.53		%
Total agricultural			99,994						7.41		%				104,985						8.30		%
Residential real estate
Senior lien			313,459						23.23		%				300,225						23.75		%
Junior lien			5,945						0.44		%				3,282						0.26		%
Home equity lines of credit			37,014						2.74		%				33,187						2.63		%
Total residential real estate			356,418						26.41		%				336,694						26.64		%
Consumer
Secured - direct			37,948						2.81		%				37,127						2.94		%
Secured - indirect			59,324						4.40		%				37,814						2.98		%
Unsecured			3,256						0.24		%				3,113						0.25		%
Total consumer			100,528						7.45		%				78,054						6.17		%
Total			$	1,349,463					100.00		%				$	1,264,173					100.00		%

Nonaccrual Loans with No ACL

The following table summarizes nonaccrual loan data by class of loans as of December 31:

			2023												2022
			Total Nonaccrual Loans						Nonaccrual Loans with No ACL						Total Nonaccrual Loans						Nonaccrual Loans with No ACL
Commercial and industrial:
Secured			$	491					$	435					$	82					$	82
Commercial real estate:
Commercial mortgage 1-4 family investor			—						—						14						14
Agricultural:
Agricultural mortgage			38						38						67						67
Agricultural other			167						167						167						167
Residential real estate:
Senior lien			286						286						127						107
Total			$	982					$	926					$	457					$	437

Summary of past due loans

The following tables summarize the past due and current loans for the entire loan portfolio as of December 31:

			2023
			Past Due:
			30-59 Days						60-89 Days						90 Days or More						Current						Total						Accruing Loans 90 or More Days Past Due
Commercial and industrial
Secured			$	165					$	290					$	201					$	188,530					$	189,186					$	—
Unsecured			—						—						—						20,552						20,552						—
Total commercial and industrial			165						290						201						209,082						209,738						—
Commercial real estate
Commercial mortgage owner occupied			—						—						—						180,636						180,636						—
Commercial mortgage non-owner occupied			—						—						—						216,292						216,292						—
Commercial mortgage 1-4 family investor			—						—						—						89,208						89,208						—
Commercial mortgage multifamily			—						—						—						78,108						78,108						—
Total commercial real estate			—						—						—						564,244						564,244						—
Advances to mortgage brokers			—						—						—						18,541						18,541						—
Agricultural
Agricultural mortgage			—						—						—						69,044						69,044						—
Agricultural			—						—						—						30,950						30,950						—
Total agricultural			—						—						—						99,994						99,994						—
Residential real estate
Senior lien			3,188						349						201						309,721						313,459						87
Junior lien			—						—						—						5,945						5,945						—
Home equity lines of credit			—						—						—						37,014						37,014						—
Total residential real estate			3,188						349						201						352,680						356,418						87
Consumer
Secured - direct			3						—						—						37,945						37,948						—
Secured - indirect			181						—						—						59,143						59,324						—
Unsecured			9						—						—						3,247						3,256						—
Total consumer			193						—						—						100,335						100,528						—
Total			$	3,546					$	639					$	402					$	1,344,876					$	1,349,463					$	87

			2022
			Past Due:
			30-59 Days						60-89 Days						90 Days or More						Current						Total						Accruing Loans 90 or More Days Past Due
Commercial and industrial
Secured			$	536					$	—					$	—					$	161,359					$	161,895					$	—
Unsecured			—						—						—						16,533						16,533						—
Total commercial and industrial			536						—						—						177,892						178,428						—
Commercial real estate
Commercial mortgage owner occupied			94						—						—						192,023						192,117						—
Commercial mortgage non-owner occupied			4,208						2,570						—						197,313						204,091						—
Commercial mortgage 1-4 family investor			—						—						14						85,264						85,278						—
Commercial mortgage multifamily			—						—						—						84,526						84,526						—
Total commercial real estate			4,302						2,570						14						559,126						566,012						—
Advances to mortgage brokers			—						—						—						—						—						—
Agricultural
Agricultural mortgage			—						—						—						73,002						73,002						—
Agricultural			—						—						—						31,983						31,983						—
Total agricultural			—						—						—						104,985						104,985						—
Residential real estate
Senior lien			3,025						225						—						296,975						300,225						—
Junior lien			—						—						—						3,282						3,282						—
Home equity lines of credit			38						—						—						33,149						33,187						—
Total residential real estate			3,063						225						—						333,406						336,694						—
Consumer
Secured - direct			1						—						—						37,126						37,127						—
Secured - indirect			45						8						—						37,761						37,814						—
Unsecured			4						—						—						3,109						3,113						—
Total consumer			50						8						—						77,996						78,054						—
Total			$	7,951					$	2,803					$	14					$	1,253,405					$	1,264,173					$	—

Credit quality indicators by year of origination

The following table displays commercial and agricultural loans by credit risk ratings and year of origination as of December 31:

			2023
			2023						2022						2021						2020						2019						Prior						Revolving Loans						Revolving Loans Converted to Term						Total
Commercial and industrial: Secured
Risk ratings 1-3			$	15,061					$	4,324					$	6,188					$	6,666					$	422					$	449					$	12,305					$	—					$	45,415
Risk rating 4			38,680						35,245						22,065						4,523						2,469						1,762						29,826						—						134,570
Risk rating 5			391						2,634						233						305						111						101						1,994						—						5,769
Risk rating 6			—						—						4						207						6						128						2,596						—						2,941
Risk rating 7			465						—						—						24						2						—						—						—						491
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	54,597					$	42,203					$	28,490					$	11,725					$	3,010					$	2,440					$	46,721					$	—					$	189,186
Current year-to-date gross charge-offs			$	200					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	200
Commercial and industrial: Unsecured
Risk ratings 1-3			$	2,200					$	259					$	129					$	71					$	96					$	707					$	1,663					$	—					$	5,125
Risk rating 4			3,988						3,117						517						470						—						—						7,274						—						15,366
Risk rating 5			—						31						—						—						—						—						30						—						61
Risk rating 6			—						—						—						—						—						—						—						—						—
Risk rating 7			—						—						—						—						—						—						—						—						—
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	6,188					$	3,407					$	646					$	541					$	96					$	707					$	8,967					$	—					$	20,552
Current year-to-date gross charge-offs			$	8					$	—					$	—					$	—					$	—					$	—					$	68					$	—					$	76
Commercial real estate: Owner occupied
Risk ratings 1-3			$	3,592					$	1,712					$	12,655					$	14,228					$	761					$	3,313					$	211					$	—					$	36,472
Risk rating 4			12,148						33,392						39,406						14,086						13,384						19,942						1,506						—						133,864
Risk rating 5			1,460						727						195						220						3,829						1,761						464						—						8,656
Risk rating 6			—						—						870						234						—						540						—						—						1,644
Risk rating 7			—						—						—						—						—						—						—						—						—
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	17,200					$	35,831					$	53,126					$	28,768					$	17,974					$	25,556					$	2,181					$	—					$	180,636
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Commercial real estate: Non-owner occupied
Risk ratings 1-3			$	67					$	4,383					$	6,496					$	827					$	172					$	1,766					$	—					$	—					$	13,711
Risk rating 4			37,906						62,979						37,583						11,534						7,589						32,941						1,650						—						192,182
Risk rating 5			—						—						5,838						—						—						3,478						—						—						9,316
Risk rating 6			1,029						—						—						54						—						—						—						—						1,083
Risk rating 7			—						—						—						—						—						—						—						—						—
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	39,002					$	67,362					$	49,917					$	12,415					$	7,761					$	38,185					$	1,650					$	—					$	216,292
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—

			2023
			2023						2022						2021						2020						2019						Prior						Revolving Loans						Revolving Loans Converted to Term						Total
Commercial real estate: 1-4 family investor
Risk ratings 1-3			$	286					$	1,445					$	864					$	905					$	666					$	887					$	1,352					$	—					$	6,405
Risk rating 4			13,492						11,641						30,604						15,124						3,036						3,111						4,538						—						81,546
Risk rating 5			152						354						77						—						55						—						—						—						638
Risk rating 6			555						—						—						—						59						5						—						—						619
Risk rating 7			—						—						—						—						—						—						—						—						—
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	14,485					$	13,440					$	31,545					$	16,029					$	3,816					$	4,003					$	5,890					$	—					$	89,208
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Commercial real estate: Multifamily
Risk ratings 1-3			$	4,509					$	4,682					$	2,053					$	568					$	—					$	1,515					$	—					$	—					$	13,327
Risk rating 4			2,792						19,465						15,981						813						549						21,263						554						—						61,417
Risk rating 5			—						—						—						4						—						—						—						—						4
Risk rating 6			—						—						32						—						—						3,328						—						—						3,360
Risk rating 7			—						—						—						—						—						—						—						—						—
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	7,301					$	24,147					$	18,066					$	1,385					$	549					$	26,106					$	554					$	—					$	78,108
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Advances to mortgage brokers
Risk ratings 1-3			$	18,541					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	18,541
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Agricultural mortgage
Risk ratings 1-3			$	292					$	2,834					$	1,241					$	2,786					$	604					$	964					$	94					$	—					$	8,815
Risk rating 4			5,622						12,903						8,970						5,940						3,926						7,883						566						—						45,810
Risk rating 5			126						4,098						5,886						689						175						60						756						—						11,790
Risk rating 6			842						—						—						—						—						1,749						—						—						2,591
Risk rating 7			—						—						—						—						—						38						—						—						38
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	6,882					$	19,835					$	16,097					$	9,415					$	4,705					$	10,694					$	1,416					$	—					$	69,044
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	4					$	—					$	—					$	4
Agricultural other
Risk ratings 1-3			$	801					$	81					$	121					$	38					$	183					$	141					$	2,659					$	—					$	4,024
Risk rating 4			1,830						2,481						2,280						619						146						75						14,405						—						21,836
Risk rating 5			753						8						163						507						—						480						2,731						—						4,642
Risk rating 6			—						—						32						—						—						—						249						—						281
Risk rating 7			—						—						—						—						—						—						167						—						167
Risk rating 8			—						—						—						—						—						—						—						—						—
Risk rating 9			—						—						—						—						—						—						—						—						—
Total			$	3,384					$	2,570					$	2,596					$	1,164					$	329					$	696					$	20,211					$	—					$	30,950
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—

The following table displays the credit quality indicators for commercial and agricultural credit exposures based on internally assigned credit risk ratings as of December 31:

			2022
			Commercial																								Agricultural
			Real Estate						Other						Advances to Mortgage Brokers						Total						Real Estate						Other						Total						Total
Rating
1 - Excellent			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
2 - High quality			9,045						4,533						—						13,578						342						100						442						14,020
3 - High satisfactory			68,133						36,608						—						104,741						9,757						4,608						14,365						119,106
4 - Low satisfactory			462,421						126,673						—						589,094						44,258						21,214						65,472						654,566
5 - Special mention			20,770						7,447						—						28,217						12,262						4,634						16,896						45,113
6 - Substandard			5,629						3,085						—						8,714						6,316						1,260						7,576						16,290
7 - Vulnerable			14						82						—						96						67						167						234						330
8 - Doubtful			—						—						—						—						—						—						—						—
9 - Loss			—						—						—						—						—						—						—						—
Total			$	566,012					$	178,428					$	—					$	744,440					$	73,002					$	31,983					$	104,985					$	849,425

Schedule of Residential Real Estate and Consumer Loan Segments by Year of Origination

The following table displays residential real estate and consumer loans by payment status and year of origination as of December 31:

			2023
			2023						2022						2021						2020						2019						Prior						Revolving Loans						Revolving Loans Converted to Term						Total
Residential real estate: Senior lien
Current			$	45,878					$	52,989					$	80,122					$	52,648					$	23,356					$	54,556					$	—					$	—					$	309,549
Past due 30-89 days			—						784						714						123						478						1,438						—						—						3,537
Past due 90 or more days			—						—						—						—						—						87						—						—						87
Nonaccrual			48						—						—						31						—						207						—						—						286
Total			$	45,926					$	53,773					$	80,836					$	52,802					$	23,834					$	56,288					$	—					$	—					$	313,459
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	2					$	—					$	—					$	2
Residential real estate: Junior lien
Current			$	3,706					$	1,325					$	168					$	134					$	167					$	445					$	—					$	—					$	5,945
Past due 30-89 days			—						—						—						—						—						—						—						—						—
Past due 90 or more days			—						—						—						—						—						—						—						—						—
Nonaccrual			—						—						—						—						—						—						—						—						—
Total			$	3,706					$	1,325					$	168					$	134					$	167					$	445					$	—					$	—					$	5,945
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Residential real estate: Home equity lines of credit
Current			$	—					$	—					$	—					$	—					$	—					$	—					$	37,014					$	—					$	37,014
Past due 30-89 days			—						—						—						—						—						—						—						—						—
Past due 90 or more days			—						—						—						—						—						—						—						—						—
Nonaccrual			—						—						—						—						—						—						—						—						—
Total			$	—					$	—					$	—					$	—					$	—					$	—					$	37,014					$	—					$	37,014
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—
Consumer : Secured - direct
Current			$	14,813					$	10,037					$	6,468					$	3,473					$	1,682					$	1,472					$	—					$	—					$	37,945
Past due 30-89 days			—						—						—						3						—						—						—						—						3
Past due 90 or more days			—						—						—						—						—						—						—						—						—
Nonaccrual			—						—						—						—						—						—						—						—						—
Total			$	14,813					$	10,037					$	6,468					$	3,476					$	1,682					$	1,472					$	—					$	—					$	37,948
Current year-to-date gross charge-offs			$	139					$	12					$	6					$	—					$	3					$	—					$	—					$	—					$	160
Consumer : Secured - indirect
Current			$	30,900					$	10,977					$	6,887					$	5,376					$	2,030					$	2,973					$	—					$	—					$	59,143
Past due 30-89 days			123						—						—						30						3						25						—						—						181
Past due 90 or more days			—						—						—						—						—						—						—						—						—
Nonaccrual			—						—						—						—						—						—						—						—						—
Total			$	31,023					$	10,977					$	6,887					$	5,406					$	2,033					$	2,998					$	—					$	—					$	59,324
Current year-to-date gross charge-offs			$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—					$	—

			2023
			2023						2022						2021						2020						2019						Prior						Revolving Loans						Revolving Loans Converted to Term						Total
Consumer: Unsecured
Current			$	1,576					$	740					$	144					$	86					$	7					$	—					$	694					$	—					$	3,247
Past due 30-89 days			—						9						—						—						—						—						—						—						9
Past due 90 or more days			—						—						—						—						—						—						—						—						—
Nonaccrual			—						—						—						—						—						—						—						—						—
Total			$	1,576					$	749					$	144					$	86					$	7					$	—					$	694					$	—					$	3,256
Current year-to-date gross charge-offs			$	344					$	21					$	13					$	2					$	—					$	1					$	1					$	—					$	382

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

The following is a summary of the amortized cost basis of loan modifications granted to borrowers experiencing financial difficulty for the year ended December 31, 2023.

			2023
			Other-Than-Insignificant Payment Delay												Term Extension												Interest Rate Reduction and Term Extension
			Amortized Cost Basis						% of Total Class of Financial Receivable						Amortized Cost Basis						% of Total Class of Financial Receivable						Amortized Cost Basis						% of Total Class of Financial Receivable
Commercial real estate
Commercial mortgage owner occupied			$	118					0.07		%				$	—					—		%				$	—					—		%
Commercial mortgage non-owner occupied			—						—		%				1,030						0.48		%				—						—		%
Commercial mortgage multifamily			2,977						3.81		%				—						—		%				—						—		%
Agricultural
Agricultural mortgage			—						—		%				227						0.33		%				24						0.03		%
Agricultural			—						—		%				32						0.10		%				—						—		%
Residential real estate
Senior lien			—						—		%				5						—		%				—						—		%
Total			$	3,095											$	1,294											$	24

Effects of Loan Modifications for Borrowers Experiencing Financial Difficulty

The following table summarizes the financial effect of the modifications granted to borrowers experiencing financial difficulty for the year ended December 31:

2023

Payment Delay Term

Weighted-Average Interest Rate Reduction

Weighted-Average Term Extension (Years)

Commercial real estate

Commercial mortgage owner occupied

6 months

N/A

N/A

Commercial mortgage non-owner occupied

N/A

N/A

3.00

Commercial mortgage multifamily

6 months

N/A

N/A

Agricultural

Agricultural mortgage

N/A

4.50%

1.08

Agricultural

N/A

N/A

1.00

Residential real estate

Senior lien

N/A

N/A

2.60

Financing Receivable, Modified, Past Due

The following table summarizes the performance of such loans that were modified during the year ended December 31, 2023.

			December 31, 2023
			Past Due:
			30-59 Days						60-89 Days						90 Days or More						Total Past Due
Residential real estate
Senior lien			$	—					$	—					$	5					$	5
Total			$	—					$	—					$	5					$	5

Allowance for Credit Losses

A summary of changes in the ACL and the recorded investment in loans by segments follows:

			Allowance for Credit Losses
			Year Ended December 31, 2023
			Commercial and Industrial						Commercial Real Estate						Agricultural						Residential Real Estate						Consumer						Unallocated						Total
January 1, 2023			$	860					$	461					$	577					$	617					$	961					$	6,374					$	9,850
Impact of the adoption of ASC 326			(58)						5,532						(247)						3,535						356						(6,374)						2,744
Charge-offs			(276)						—						(4)						(2)						(542)						—						(824)
Recoveries			79						26						12						329						263						—						709
Credit loss expense			363						(141)						(68)						(143)						618						—						629
December 31, 2023			$	968					$	5,878					$	270					$	4,336					$	1,656					$	—					$	13,108

			Allowance for Loan Losses
			Year Ended December 31, 2022
			Commercial						Agricultural						Residential Real Estate						Consumer						Unallocated						Total
January 1, 2022			$	1,740					$	289					$	747					$	908					$	5,419					$	9,103
Charge-offs			(77)						—						—						(542)						—						(619)
Recoveries			442						9						150						282						—						883
Credit loss expense			(784)						279						(280)						313						955						483
December 31, 2022			$	1,321					$	577					$	617					$	961					$	6,374					$	9,850

			Allowance for Loan Losses and Recorded Investment in Loans
			As of December 31, 2022
			Commercial						Agricultural						Residential Real Estate						Consumer						Unallocated						Total
Allowance
Individually evaluated for impairment			$	12					$	—					$	439					$	—					$	—					$	451
Collectively evaluated for impairment			1,309						577						178						961						6,374						9,399
Total			$	1,321					$	577					$	617					$	961					$	6,374					$	9,850
Loans
Individually evaluated for impairment			$	8,342					$	10,935					$	2,741					$	—											$	22,018
Collectively evaluated for impairment			736,098						94,050						333,953						78,054												1,242,155
Total			$	744,440					$	104,985					$	336,694					$	78,054											$	1,264,173

Individually Evaluated Collateral Dependent and Specific ACL

The following table presents loans that were evaluated for expected credit losses on an individual basis and the related specific allocations, by loan segment as of December 31:

			2023												2022
			Loan Balance						Specific Allocation						Loan Balance						Specific Allocation
Commercial and industrial			$	465					$	56					$	—					$	—
Commercial real estate			234						28						8,342						12
Agricultural			181						—						10,935						—
Residential real estate			203						—						2,741						439
Consumer			—						—						—						—
Total			$	1,083					$	84					$	22,018					$	451

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