v3.26.1
Allowance for Credit Losses, Credit Quality and Other - Additional Information (Details)
 3 Months Ended 9 Months Ended
Mar. 31, 2026
USD ($)
loan
Mar. 31, 2025
USD ($)
loan
Dec. 31, 2025
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Provision for credit losses on loans $ 1,500,000 $ 0 $ 24,100,000
Recovery of credit losses on unfunded commitments (1,000,000) 0  
Net recoveries (1,449,000) 4,063,000 (6,460,000)
Nonaccrual 179,639,000   78,002,000
Loans Past Due Over 90 Days Still Accruing 2,481,000   6,980,000
Nonaccrual loans with specific reserve 29,900,000   29,800,000
Interest income on nonaccrual loans 0 0  
Amortized cost 220,300,000   219,400,000
Financing receivable, individually evaluated for credit loss, interest income 552,000 3,000,000.0  
Amount of loan assessed for impairment on a quarterly basis 2,000,000.0    
Revolver loans converted to term loans $ 30,200,000 $ 15,200,000  
Number of revolving loans convert to term loans | loan 204 44  
Number of loans | loan 2 4  
Loans, ending balance $ 174,000 $ 3,900,000  
13 Modified Loan Borrowers      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Financial receivable, excluding accrued interest, modified in period, premodification 175,000 4,000,000.0  
Borrowers Experiencing Financial Difficulty      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Financial receivable, excluding accrued interest, modified in period, premodification $ 1,200,000    
Number of loans | loan 11    
Loans, ending balance $ 1,100,000    
Loan balance, nonaccrual 660,000    
Total Past Due | Borrowers Experiencing Financial Difficulty      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans, ending balance 443,000    
Residential real estate loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Provision for credit losses on loans (334,000) 2,597,000 19,668,000
Net recoveries (375,000) (24,000) (384,000)
Commercial and industrial      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Provision for credit losses on loans (7,626,000) 9,704,000 10,606,000
Net recoveries (1,135,000) $ 797,000 (4,796,000)
Nonaccrual 64,941,000   3,760,000
Loans Past Due Over 90 Days Still Accruing $ 982,000   $ 964,000
Minimum | Construction / Land Development and Other Commercial Real Estate Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans collateralized by first liens on real estate amortized period 15 years    
Loans collateralized by first liens on real estate balloon payments due period 1 year    
Minimum | Commercial and industrial      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Commercial loans terms 1 year    
Inventory financing percentage 50.00%    
Minimum | Commercial and industrial | Loans Past Due 30-59 Days      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accounts receivable financed percentage 50.00%    
Maximum | Construction / Land Development and Other Commercial Real Estate Loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loans collateralized by first liens on real estate amortized period 30 years    
Loans collateralized by first liens on real estate balloon payments due period 5 years    
Percentage of loan value of improved property 85.00%    
Percentage of loan value of raw land 65.00%    
Percentage of loan value of land to be acquired and developed 75.00%    
Maximum | Residential real estate loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Loan-to-value ratio 90.00%    
Maximum | Commercial and industrial      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Commercial loans terms 7 years    
Inventory financing percentage 80.00%    
Maximum | Commercial and industrial | Loans Past Due 30-59 Days      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Accounts receivable financed percentage 80.00%