v3.26.1
Subordinated Debt, Other Borrowings, and Available Lines of Credit (Additional Information) (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jan. 15, 2026
Jan. 14, 2026
Dec. 15, 2021
Dec. 30, 2020
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Line of Credit Facility [Line Items]                  
Proceeds from Issuance of Notes             $ 10,509,000 $ 0  
Unsecured lines of credit         $ 40,000,000   40,000,000   $ 40,000,000
Short-term borrowings         0   0   371,000
Subordinated Debt         30,328,000   30,328,000   26,163,000
Interest Expense Subordinated Debt Issuances         419,000 $ 262,000 929,000 $ 547,000  
Accrued Subordinated Debt         406,000   406,000   166,000
2026 Notes [Member]                  
Line of Credit Facility [Line Items]                  
Proceeds from Issuance of Notes $ 10,500,000                
Debt issuance costs $ 491,000                
Fixed floating rate   7.25%              
Fixed Interest Rate   7.25%              
Subordinated Debt   $ 11,000,000              
maturity date   Jan. 15, 2036              
Redemption price   100.00%              
2021 Notes [Member]                  
Line of Credit Facility [Line Items]                  
Debt Instrument, Date of First Required Payment     Dec. 15, 2026            
Long-Term Debt, Gross     $ 19,600,000            
Company Invested Debt Instrument Amount into the Company's Subsidiary     18,000,000            
Debt issuance costs     $ 558,000            
Fixed Interest Rate     3.875%            
maturity date     Dec. 15, 2031            
2020 Notes [Member]                  
Line of Credit Facility [Line Items]                  
Fixed Interest Rate 4.50%                
Subordinated Debt $ 6,500,000                
maturity date Jan. 15, 2031                
Lines of Credit [Member]                  
Line of Credit Facility [Line Items]                  
Debt Instrument unused borrowing capacity, Amount         130,800,000   130,800,000   88,700,000
Long-term debt         0   0   100,000
Other Borrowing Arrangements [Member]                  
Line of Credit Facility [Line Items]                  
Long-Term Debt, Gross         617,700,000   617,700,000    
Outstanding balance             0   1,000
Private Placement [Member] | 2021 Notes [Member]                  
Line of Credit Facility [Line Items]                  
Fixed floating rate     3.875%            
Subordinated Debt     $ 20,000,000            
Private Placement [Member] | 2020 Notes [Member]                  
Line of Credit Facility [Line Items]                  
Fixed floating rate       4.50%          
Subordinated Debt       $ 6,500,000          
Collateral Pledged [Member] | Other Borrowing Arrangements [Member]                  
Line of Credit Facility [Line Items]                  
Long-Term Debt, Gross                 633,100,000
Debt Instrument unused borrowing capacity, Amount         $ 326,700,000   $ 326,700,000   $ 351,300,000