v3.26.1
Loans Receivable - Schedule of Amortized Cost Basis of Collateral-Dependent Loans (Details) - Loans individually evaluated for impairment [Member] - USD ($)
$ in Thousands
Mar. 31, 2026
Jun. 30, 2025
Amortized Cost Basis [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment $ 1,548 $ 2,783
Ending allowance on collateral- dependent loans [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment
One- to four-family [Member] | Amortized Cost Basis [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment 1,353 1,856
One- to four-family [Member] | Ending allowance on collateral- dependent loans [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment
Nonresidential real estate [Member] | Amortized Cost Basis [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment 195 927
Nonresidential real estate [Member] | Ending allowance on collateral- dependent loans [Member]    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Loans individually evaluated for impairment