v3.25.2
Borrowings - Additional Information (Details)
6 Months Ended
Jun. 30, 2021
USD ($)
Jun. 30, 2025
USD ($)
Securities
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Federal home loan bank, advances, general debt obligations, amount of available, unused funds   $ 213,400,000    
Federal reserve bank advances, eligible borrowing capacity   981,600,000    
Merger fair value adjustments   7,518,000 $ 4,810,000  
December 2003 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Trust preferred securities after merger fair value adjustments   10,800,000    
Trust preferred securities before merger fair value adjustments   $ 12,000,000    
Trust preferred securities fair value adjustment value amortization period   8 years    
August 2005 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Trust preferred securities after merger fair value adjustments   $ 1,600,000    
Trust preferred securities before merger fair value adjustments   $ 2,000,000    
Trust preferred securities fair value adjustment value amortization period   10 years    
Securities [Member]        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Federal home loan bank, advances, general debt obligations, disclosures, collateral pledged       $ 460,600,000
Federal reserve bank , general debt obligations, disclosures, collateral pledged   $ 344,100,000   204,400,000
Loans [Member]        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Federal reserve bank , general debt obligations, disclosures, collateral pledged   $ 869,400,000   265,500,000
Trust Preferred Securities [Member] | December 2003 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt Securities, Available-for-sale, Number of Positions Sold | Securities   12,000    
Debt Securities, Available-for-sale, Price Per Position   1,000    
Trust Preferred Securities [Member] | August 2005 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt Securities, Available-for-sale, Number of Positions Sold | Securities   2,000    
Debt Securities, Available-for-sale, Price Per Position   1,000    
Agricultural and Residential Real Estate [Member]        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Federal home loan bank, advances, general debt obligations, disclosures, collateral pledged   $ 606,900,000   $ 349,900,000
Line of Credit [Member]        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity $ 20,000,000      
Long-term line of credit   $ 3,700,000    
Line of Credit [Member] | Minimum [Member]        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt instrument, basis spread on variable rate 3.25% 7.50%    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Prime Rate [Member] Prime Rate [Member]    
Subordinated Debt [Member] | December 2003 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt instrument, interest rate, effective percentage   7.58%    
Subordinated Debt [Member] | August 2005 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt instrument, interest rate, effective percentage   6.19%    
Subordinated Debt [Member] | LIBOR [Member] | December 2003 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt instrument, basis spread on variable rate   3.00%    
Subordinated Debt [Member] | LIBOR [Member] | August 2005 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Debt instrument, basis spread on variable rate   1.86%    
Subordinated Debt [Member] | Trust Preferred Securities [Member] | December 2003 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Merger fair value adjustments   $ 1,200,000    
Subordinated Debt [Member] | Trust Preferred Securities [Member] | August 2005 offering        
Federal Home Loan Bank, Advance, Branch of FHLBank [Line Items]        
Merger fair value adjustments   $ 410,000