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Basis of Presentation (Details) - USD ($)		3 Months Ended
	Jan. 26, 2024	Mar. 31, 2024
Restricted cash		$ 39,200,000
Credit linked notes
Notes issued		115,600,000
Farmers Merchants Bank Of Illinois Branches | Disposed by sale
Assets	$ 60,800,000
Net Gain		715,000
Extinguishment Of Goodwill		7,800,000
Extinguishment Of Intangibles	500,000
Liabilities	230,600,000
Farmers-Merchants Bank of Illinois branch locations in Paxton, Melvin, and Piper City, Illinois | Bank of Pontiac
Deposit premium		$ 10,100,000
Farmers-Merchants Bank of Illinois branch locations in Paxton, Melvin, and Piper City, Illinois | Disposed by sale | Bank of Pontiac
Deposits	164,800,000
Loans	19,200,000
Farmers-Merchants Bank of Illinois branch located in Joy, Illinois | Disposed by sale | CBI Bank & Trust
Deposits	65,100,000
Loans	$ 28,600,000

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