Loans Held for Investment - Schedule of Gross Loans Held for Investment by Loan Types and Risk Category (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024
Investment in loans by risk categories by year of origination
Year 1	$ 27,379	$ 35,227
Year 2	89,361	103,571
Year 3	93,595	306,108
Year 4	295,571	240,496
Year 5	233,108	86,089
Prior	312,297	278,060
Revolving Loans	4,195	1,295
Total	1,055,506	1,050,846	$ 1,063,315
Mortgage loans \| Single-family
Investment in loans by risk categories by year of origination
Year 1	22,148	19,476
Year 2	61,169	60,688
Year 3	53,196	205,817
Year 4	198,714	149,084
Year 5	144,254	19,606
Prior	65,890	63,406
Revolving Loans	6	14
Total	545,377	518,091	517,039
Mortgage loans \| Single-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	22,148	19,476
Year 2	61,169	60,688
Year 3	53,196	205,817
Year 4	198,714	149,084
Year 5	143,494	19,606
Prior	64,428	59,702
Revolving Loans	6	14
Total	543,155	514,387
Mortgage loans \| Single-family \| Special Mention
Investment in loans by risk categories by year of origination
Year 5	760
Prior	261	1,111
Total	1,021	1,111
Mortgage loans \| Single-family \| Substandard
Investment in loans by risk categories by year of origination
Prior	1,201	2,593
Total	1,201	2,593
Mortgage loans \| Multi-family
Investment in loans by risk categories by year of origination
Year 1	4,083	10,374
Year 2	21,925	28,892
Year 3	27,332	75,876
Year 4	73,865	87,394
Year 5	84,930	60,938
Prior	217,412	181,708
Total	429,547	445,182	457,401
Mortgage loans \| Multi-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	4,083	10,374
Year 2	21,925	28,892
Year 3	27,332	75,876
Year 4	73,865	86,916
Year 5	84,461	60,938
Prior	215,188	180,119
Total	426,854	443,115
Mortgage loans \| Multi-family \| Special Mention
Investment in loans by risk categories by year of origination
Prior	628
Total	628
Mortgage loans \| Multi-family \| Substandard
Investment in loans by risk categories by year of origination
Year 4		478
Year 5	469
Prior	1,596	1,589
Total	2,065	2,067
Mortgage loans \| Commercial real estate
Investment in loans by risk categories by year of origination
Year 1	1,135	3,874
Year 2	5,430	13,763
Year 3	13,067	23,298
Year 4	22,887	4,018
Year 5	3,924	5,450
Prior	28,906	32,946
Total	75,349	83,349	83,136
Mortgage loans \| Commercial real estate \| Pass
Investment in loans by risk categories by year of origination
Year 1	1,135	3,874
Year 2	5,183	13,763
Year 3	12,652	23,298
Year 4	22,887	4,018
Year 5	3,924	5,450
Prior	27,710	32,946
Total	73,491	83,349
Mortgage loans \| Commercial real estate \| Substandard
Investment in loans by risk categories by year of origination
Year 2	247
Year 3	415
Prior	1,196
Total	1,858
Mortgage loans \| Construction
Investment in loans by risk categories by year of origination
Year 1		1,480
Year 2	837	228
Year 3		984
Total	837	2,692	2,745
Mortgage loans \| Construction \| Pass
Investment in loans by risk categories by year of origination
Year 1		1,480
Year 2	837	228
Year 3		984
Total	837	2,692
Mortgage loans \| Other
Investment in loans by risk categories by year of origination
Year 5		95
Prior	89
Total	89	95	99
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
Year 4	105
Revolving Loans	4,150	1,239
Total	4,255	1,372	2,835
Commercial business loans \| Pass
Investment in loans by risk categories by year of origination
Year 3		133
Year 4	105
Revolving Loans	4,150	1,239
Total	4,255	1,372
Consumer loans
Investment in loans by risk categories by year of origination
Year 1	13	23
Revolving Loans	39	42
Total	52	65	$ 60
Consumer loans \| Not graded
Investment in loans by risk categories by year of origination
Year 1	13	23
Total	13	23
Consumer loans \| Pass
Investment in loans by risk categories by year of origination
Revolving Loans	39	42
Total	$ 39	$ 42

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