Loans- Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	$ 15,658	$ 10,182
Provision for credit losses	3,019	1,430
Charge-offs	(2,862)	(2,588)
Recoveries	231	267
Ending balance	16,046	15,658
Provision for credit losses	2,963	1,460
Unfunded loan commitment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	835
Ending balance	780	835
Provision for credit losses	(56)	30
Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		6,367
Total commercial and industrial
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	1,903	955
Provision for credit losses	935	(390)
Charge-offs	0	0
Recoveries	1	2
Ending balance	2,839	1,903
Total commercial and industrial \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		1,336
Total real estate mortgage
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	2,524	1,363
Provision for credit losses	104	(1,253)
Charge-offs	0	0
Recoveries	6	55
Ending balance	2,634	2,524
Total real estate mortgage \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		2,359
Real estate construction and development
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	3,614	3,409
Provision for credit losses	(1,110)	(515)
Charge-offs	0	0
Recoveries	0	0
Ending balance	2,504	3,614
Real estate construction and development \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		720
Agricultural loans
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	1,250	525
Provision for credit losses	(222)	(300)
Charge-offs	0	0
Recoveries	0	0
Ending balance	1,028	1,250
Agricultural loans \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		1,025
Installment and student loans
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	6,367	2,898
Provision for credit losses	3,312	3,888
Charge-offs	(2,862)	(2,588)
Recoveries	224	210
Ending balance	7,041	6,367
Installment and student loans \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		1,959
Unallocated
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance	$ 0	1,032
Provision for credit losses		0
Charge-offs		0
Recoveries		0
Ending balance		0
Unallocated \| Adjustment
Summarizes activity in allowance for credit losses by loan category [Roll Forward]
Beginning balance		$ (1,032)

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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Amount of credit loss expense (reversal of expense) for financing receivable.

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