Loans Receivable - Aging Analysis of Past Due Loans Segregated by Class of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Jun. 30, 2026
Loans Receivable [Abstract]
Total Loans Receivable	$ 489,320	$ 480,500
Recorded Investment > 90 Days and Accruing	0	453
Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	430,216	420,951
Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	57,832	58,866
Recorded Investment > 90 Days and Accruing	0	0
Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	1,272	683
Recorded Investment > 90 Days and Accruing	0	0
30-59 Days Past Due [Member]
Loans Receivable [Abstract]
Total Loans Receivable	686	1,014
30-59 Days Past Due [Member] \| Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	24	205
30-59 Days Past Due [Member] \| Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	15
60-89 Days Past Due [Member]
Loans Receivable [Abstract]
Total Loans Receivable	1,741	389
60-89 Days Past Due [Member] \| Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	4	0
60-89 Days Past Due [Member] \| Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
90 or More Days Past Due [Member]
Loans Receivable [Abstract]
Total Loans Receivable	1,014	2,974
90 or More Days Past Due [Member] \| Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
90 or More Days Past Due [Member] \| Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Total Past Due [Member]
Loans Receivable [Abstract]
Total Loans Receivable	3,441	4,377
Total Past Due [Member] \| Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	28	205
Total Past Due [Member] \| Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	15
Current [Member]
Loans Receivable [Abstract]
Total Loans Receivable	485,879	476,123
Current [Member] \| Commercial Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	57,804	58,661
Current [Member] \| Consumer Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	1,272	668
One-to-Four Family Residential [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	160,407	164,214
Recorded Investment > 90 Days and Accruing	0	453
One-to-Four Family Residential [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	537	780
One-to-Four Family Residential [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	1,713	389
One-to-Four Family Residential [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	633	2,607
One-to-Four Family Residential [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	2,883	3,776
One-to-Four Family Residential [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	157,524	160,438
Commercial [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	142,751	141,002
Recorded Investment > 90 Days and Accruing	0	0
Commercial [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	99	14
Commercial [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Commercial [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	14	0
Commercial [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	113	14
Commercial [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	142,638	140,988
Multi-Family Residential [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	35,506	30,641
Recorded Investment > 90 Days and Accruing	0	0
Multi-Family Residential [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Multi-Family Residential [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Multi-Family Residential [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Multi-Family Residential [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Multi-Family Residential [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	35,506	30,641
Land [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	34,154	34,825
Recorded Investment > 90 Days and Accruing	0	0
Land [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Land [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	24	0
Land [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Land [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	24	0
Land [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	34,130	34,825
Construction [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	31,117	25,435
Recorded Investment > 90 Days and Accruing	0	0
Construction [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Construction [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Construction [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Construction [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Construction [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	31,117	25,435
Equity and Second Mortgage [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	3,074	3,177
Recorded Investment > 90 Days and Accruing	0	0
Equity and Second Mortgage [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Equity and Second Mortgage [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Equity and Second Mortgage [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	142	142
Equity and Second Mortgage [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	142	142
Equity and Second Mortgage [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	2,932	3,035
Equity Lines of Credit [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	23,207	21,657
Recorded Investment > 90 Days and Accruing	0	0
Equity Lines of Credit [Member] \| 30-59 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	26	0
Equity Lines of Credit [Member] \| 60-89 Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	0	0
Equity Lines of Credit [Member] \| 90 or More Days Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	225	225
Equity Lines of Credit [Member] \| Total Past Due [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	251	225
Equity Lines of Credit [Member] \| Current [Member] \| Real Estate Loans [Member]
Loans Receivable [Abstract]
Total Loans Receivable	$ 22,956	$ 21,432