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Other Borrowings - Additional Information (Detail) - USD ($)
Dec. 31, 2024
Jun. 30, 2024
Federal Home Loan Bank, Advances [Line Items]    
Federal Home Loan Bank advances $ 98,999,000 $ 32,999,000
Mortgage loans secured for Federal Home Loan Bank Advances 417,652,000 408,196,000
Other borrowings 0 25,250,000
Seven Advances Under The Banks Home Loan Bank Community Small Business Programmed [Member]    
Federal Home Loan Bank, Advances [Line Items]    
Federal Home Loan Bank advances $ 1,499,000  
Federal Home Loan Bank advances interest rate range from 0.00%  
Federal Reserve Bank Advances [Member] | Asset Pledged as Collateral [Member]    
Federal Home Loan Bank, Advances [Line Items]    
Debt Instrument, Face Amount $ 0 $ 25,272,000
Federal Reserve Bank Advances [Member] | Debt Instrument, Redemption, Period One [Member] | Asset Pledged as Collateral [Member]    
Federal Home Loan Bank, Advances [Line Items]    
Debt Instrument Maturity Date Jan. 16, 2025  
Debt Instrument, Interest Rate, Stated Percentage 4.76%  
Other borrowings $ 25,250,000  
Maximum [Member]    
Federal Home Loan Bank, Advances [Line Items]    
Federal Home Loan Bank advances interest rate range from 5.29% 5.29%
Minimum [Member]    
Federal Home Loan Bank, Advances [Line Items]    
Federal Home Loan Bank advances interest rate range from 0.00% 0.00%