Loans - Loan Receivables on Nonaccrual Status (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Loans [Abstract]
Nonaccrual With a related allowance	$ 10,868	$ 10,298
Nonaccrual Without a related allowance	26,802	16,304
90 days or greater past due and accruing	75	229
Total non-performing loans	37,745	26,831
Real Estate Loans [Member] \| Mortgages [Member]
Loans [Abstract]
Nonaccrual With a related allowance	441	153
Nonaccrual Without a related allowance	2,824	3,229
90 days or greater past due and accruing	0	0
Total non-performing loans	3,265	3,382
Real Estate Loans [Member] \| Home Equity [Member]
Loans [Abstract]
Nonaccrual With a related allowance	0	0
Nonaccrual Without a related allowance	635	61
90 days or greater past due and accruing	0	151
Total non-performing loans	635	212
Real Estate Loans [Member] \| Commercial [Member]
Loans [Abstract]
Nonaccrual With a related allowance	2,860	2,860
Nonaccrual Without a related allowance	19,027	8,637
90 days or greater past due and accruing	60	0
Total non-performing loans	21,947	11,497
Real Estate Loans [Member] \| Agricultural [Member]
Loans [Abstract]
Nonaccrual With a related allowance	0	0
Nonaccrual Without a related allowance	2,137	2,145
90 days or greater past due and accruing	0	55
Total non-performing loans	2,137	2,200
Real Estate Loans [Member] \| Construction [Member]
Loans [Abstract]
Nonaccrual With a related allowance	228	233
Nonaccrual Without a related allowance	275	283
90 days or greater past due and accruing	0	0
Total non-performing loans	503	516
Consumer [Member]
Loans [Abstract]
Nonaccrual With a related allowance	920	770
Nonaccrual Without a related allowance	0	0
90 days or greater past due and accruing	15	15
Total non-performing loans	935	785
Other Commercial Loans [Member]
Loans [Abstract]
Nonaccrual With a related allowance	6,321	6,282
Nonaccrual Without a related allowance	1,500	1,546
90 days or greater past due and accruing	0	8
Total non-performing loans	7,821	7,836
Other Agricultural Loans [Member]
Loans [Abstract]
Nonaccrual With a related allowance	98	0
Nonaccrual Without a related allowance	404	403
90 days or greater past due and accruing	0	0
Total non-performing loans	$ 502	$ 403

Amount of financing receivable on nonaccrual status with allowance for credit loss.

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Recorded investment in financing receivables that are past due and are not performing as per the loan agreement at the balance sheet date.

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Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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