Allowance for Credit Losses - Summary of Allowances for Loan Losses by Loan Class (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	$ 4,666	$ 3,152
Charge-offs		(7)
Recoveries		231
Provision for credit losses	9,295	1,290
Ending balance	23,767	4,666
Agriculture Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	33	23
Charge-offs		0
Recoveries		0
Provision for credit losses		10
Ending balance		33
Commercial and PPP Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	583	582
Charge-offs		(1)
Recoveries		32
Provision for credit losses		(30)
Ending balance		583
Commercial Real Estate Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	2,462	799
Charge-offs		0
Recoveries		0
Provision for credit losses		1,663
Ending balance		2,462
Residential Real Estate Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	1,536	1,634
Charge-offs		(3)
Recoveries		197
Provision for credit losses		(292)
Ending balance		1,536
Consumer Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	40	22
Charge-offs		(3)
Recoveries		2
Provision for credit losses		19
Ending balance		40
Municipal Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	12	15
Charge-offs		0
Recoveries		0
Provision for credit losses		(3)
Ending balance		12
Unallocated Loans [Member]
Loans and Leases Receivable Disclosure [Line Items]
Beginning balance	$ 0	77
Charge-offs		0
Recoveries		0
Provision for credit losses		(77)
Ending balance		$ 0