Loans Held for Investment - Schedule of Gross Loans Held for Investment by Loan Types and Risk Category (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Investment in loans by risk categories by year of origination
Year 1	$ 55,159	$ 35,227
Year 2	82,598	103,571
Year 3	91,947	306,108
Year 4	290,746	240,496
Year 5	229,194	86,089
Prior	291,467	278,060
Revolving Loans	1,312	1,295
Total	1,042,423	1,050,846
Mortgage loans \| Single-family
Investment in loans by risk categories by year of origination
Year 1	39,385	19,476
Year 2	55,276	60,688
Year 3	52,083	205,817
Year 4	194,501	149,084
Year 5	141,614	19,606
Prior	61,561	63,406
Revolving Loans	5	14
Total	544,425	518,091
Mortgage loans \| Single-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	39,385	19,476
Year 2	55,276	60,688
Year 3	52,083	205,817
Year 4	194,501	149,084
Year 5	141,614	19,606
Prior	60,282	59,702
Revolving Loans	5	14
Total	543,146	514,387
Mortgage loans \| Single-family \| Special Mention
Investment in loans by risk categories by year of origination
Prior	62	1,111
Total	62	1,111
Mortgage loans \| Single-family \| Substandard
Investment in loans by risk categories by year of origination
Prior	1,217	2,593
Total	1,217	2,593
Mortgage loans \| Multi-family
Investment in loans by risk categories by year of origination
Year 1	13,412	10,374
Year 2	21,687	28,892
Year 3	27,255	75,876
Year 4	73,495	87,394
Year 5	83,691	60,938
Prior	203,877	181,708
Total	423,417	445,182
Mortgage loans \| Multi-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	13,412	10,374
Year 2	21,687	28,892
Year 3	27,255	75,876
Year 4	73,495	86,916
Year 5	83,224	60,938
Prior	201,660	180,119
Total	420,733	443,115
Mortgage loans \| Multi-family \| Substandard
Investment in loans by risk categories by year of origination
Year 4		478
Year 5	467
Prior	2,217	1,589
Total	2,684	2,067
Mortgage loans \| Commercial real estate
Investment in loans by risk categories by year of origination
Year 1	2,149	3,874
Year 2	5,429	13,763
Year 3	12,609	23,298
Year 4	22,750	4,018
Year 5	3,889	5,450
Prior	25,940	32,946
Total	72,766	83,349
Mortgage loans \| Commercial real estate \| Pass
Investment in loans by risk categories by year of origination
Year 1	2,149	3,874
Year 2	5,429	13,763
Year 3	12,609	23,298
Year 4	22,750	4,018
Year 5	3,889	5,450
Prior	24,936	32,946
Total	71,762	83,349
Mortgage loans \| Commercial real estate \| Special Mention
Investment in loans by risk categories by year of origination
Prior	1,004
Total	1,004
Mortgage loans \| Construction
Investment in loans by risk categories by year of origination
Year 1	196	1,480
Year 2	206	228
Year 3		984
Total	402	2,692
Mortgage loans \| Construction \| Pass
Investment in loans by risk categories by year of origination
Year 1	196	1,480
Year 2	206	228
Year 3		984
Total	402	2,692
Mortgage loans \| Other
Investment in loans by risk categories by year of origination
Year 5		95
Prior	89
Total	89	95
Mortgage loans \| Other \| Pass
Investment in loans by risk categories by year of origination
Year 5		95
Prior	89
Total	89	95
Commercial business loans
Investment in loans by risk categories by year of origination
Year 3		133
Revolving Loans	1,267	1,239
Total	1,267	1,372
Commercial business loans \| Pass
Investment in loans by risk categories by year of origination
Year 3		133
Revolving Loans	1,267	1,239
Total	1,267	1,372
Consumer loans
Investment in loans by risk categories by year of origination
Year 1	17	23
Revolving Loans	40	42
Total	57	65
Consumer loans \| Not graded
Investment in loans by risk categories by year of origination
Year 1	17	23
Total	17	23
Consumer loans \| Pass
Investment in loans by risk categories by year of origination
Revolving Loans	40	42
Total	$ 40	$ 42

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