v3.26.3
Loans - Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Jun. 30, 2025
Loans individually evaluated for impairment [Member] | Loans individually evaluated [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment $ 1,437 $ 2,647
Loans individually evaluated for impairment [Member] | Loans acquired with deteriorated credit quality [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment [1] 88 136
Loans individually evaluated for impairment [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,523 2,783
Loans individually evaluated for impairment [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment
Loans individually evaluated for impairment [Member] | One- to four-family [Member] | Loans individually evaluated [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,246 1,720
Loans individually evaluated for impairment [Member] | One- to four-family [Member] | Loans acquired with deteriorated credit quality [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment [1] 88 136
Loans individually evaluated for impairment [Member] | One- to four-family [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,332 1,856
Loans individually evaluated for impairment [Member] | One- to four-family [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment
Loans individually evaluated for impairment [Member] | Nonresidential real estate [Member] | Loans individually evaluated [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 191 927
Loans individually evaluated for impairment [Member] | Nonresidential real estate [Member] | Loans acquired with deteriorated credit quality [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment [1]
Loans individually evaluated for impairment [Member] | Nonresidential real estate [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 191 927
Loans individually evaluated for impairment [Member] | Nonresidential real estate [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment
Loans Collectively Evaluated For Impairment [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 320,162 326,635
Total loans acquired with deteriorated credit quality 321,685 329,418
Loans Collectively Evaluated For Impairment [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 2,257 2,170
Total loans acquired with deteriorated credit quality 2,257 2,170
Loans Collectively Evaluated For Impairment [Member] | One- to four-family [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 238,699 249,482
Loans Collectively Evaluated For Impairment [Member] | One- to four-family [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,734 1,690
Loans Collectively Evaluated For Impairment [Member] | Nonresidential real estate [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 32,652 30,771
Loans Collectively Evaluated For Impairment [Member] | Nonresidential real estate [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 233 230
Loans Collectively Evaluated For Impairment [Member] | Multi-family [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 13,987 15,505
Loans Collectively Evaluated For Impairment [Member] | Multi-family [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 97 86
Loans Collectively Evaluated For Impairment [Member] | Construction [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 11,793 9,314
Loans Collectively Evaluated For Impairment [Member] | Construction [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 109 70
Loans Collectively Evaluated For Impairment [Member] | Land [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,866 1,508
Loans Collectively Evaluated For Impairment [Member] | Land [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 24
Loans Collectively Evaluated For Impairment [Member] | Farm [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1,756 3,023
Loans Collectively Evaluated For Impairment [Member] | Farm [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 9 16
Loans Collectively Evaluated For Impairment [Member] | Commercial and Industrial [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 493 691
Loans Collectively Evaluated For Impairment [Member] | Commercial and Industrial [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 3 7
Loans Collectively Evaluated For Impairment [Member] | Loans on deposits [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 488 813
Loans Collectively Evaluated For Impairment [Member] | Loans on deposits [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment
Loans Collectively Evaluated For Impairment [Member] | Home equity [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 17,792 14,643
Loans Collectively Evaluated For Impairment [Member] | Home equity [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 62 36
Loans Collectively Evaluated For Impairment [Member] | Automobile [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 122 134
Loans Collectively Evaluated For Impairment [Member] | Automobile [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 1 1
Loans Collectively Evaluated For Impairment [Member] | Unsecured [Member] | Ending loans balance [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment 514 751
Loans Collectively Evaluated For Impairment [Member] | Unsecured [Member] | Ending allowance attributed to loans [Member]    
Schedule of Allowance for Loan Losses and Investment in Loans by Portfolio Class [Line Items]    
Total loans evaluated for impairment $ 9 $ 10
[1] These loans were evaluated at acquisition date at their estimated fair value and there has been no subsequent deterioration since acquisition.