Loans Held for Investment - Schedule of Gross Loans Held for Investment by Loan Types and Risk Category (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023
Investment in loans by risk categories by year of origination
2024	$ 16,995	$ 77,502
2023	106,488	319,657
2022	309,621	255,094
2021	247,130	92,750
2020	87,402	81,483
Prior	292,924	246,202
Revolving Loans	2,755	1,476
Total	1,063,315
Total		1,074,164	$ 1,074,160
Mortgage loans
Investment in loans by risk categories by year of origination
Total	83,136
Mortgage loans \| Single-family
Investment in loans by risk categories by year of origination
2024	8,944	51,378
2023	63,451	216,989
2022	208,980	157,015
2021	151,530	20,992
2020	19,728	11,793
Prior	64,389	60,622
Revolving Loans	17	32
Total	517,039
Total		518,821	512,632
Mortgage loans \| Single-family \| Pass
Investment in loans by risk categories by year of origination
2024	8,944	51,378
2023	63,451	216,989
2022	208,980	157,015
2021	150,992	20,741
2020	19,728	11,793
Prior	61,770	59,451
Revolving Loans	17	32
Total	513,882
Total		517,399
Mortgage loans \| Single-family \| Special Mention
Investment in loans by risk categories by year of origination
2021	538
Prior	386
Total	924
Mortgage loans \| Single-family \| Substandard
Investment in loans by risk categories by year of origination
2021		251
Prior	2,233	1,171
Total	2,233
Total		1,422
Mortgage loans \| Multi Family
Investment in loans by risk categories by year of origination
2024	5,864	17,429
2023	28,966	77,956
2022	76,236	91,436
2021	89,871	65,127
2020	62,089	59,709
Prior	194,375	149,456
Total	457,401
Total		461,113	466,332
Mortgage loans \| Multi Family \| Pass
Investment in loans by risk categories by year of origination
2024	5,864	17,429
2023	28,966	77,956
2022	76,236	90,926
2021	89,392	65,127
2020	62,089	59,709
Prior	192,779	149,456
Total	455,326
Total		460,603
Mortgage loans \| Multi Family \| Special Mention
Investment in loans by risk categories by year of origination
2022		510
2021	479
Prior	541
Total	1,020
Total		510
Mortgage loans \| Multi Family \| Substandard
Investment in loans by risk categories by year of origination
Prior	1,055
Total	1,055
Mortgage loans \| Commercial real estate
Investment in loans by risk categories by year of origination
2024	2,172	8,586
2023	13,845	23,815
2022	23,428	5,527
2021	4,045	6,525
2020	5,486	9,981
Prior	34,160	36,124
Total	83,136
Total		90,558	90,496
Mortgage loans \| Commercial real estate \| Pass
Investment in loans by risk categories by year of origination
2024	2,172	8,586
2023	13,845	23,815
2022	23,428	5,527
2021	4,045	6,525
2020	5,486	9,981
Prior	34,160	35,577
Total	83,136
Total		90,011
Mortgage loans \| Commercial real estate \| Substandard
Investment in loans by risk categories by year of origination
Prior		547
Total		547
Mortgage loans \| Construction
Investment in loans by risk categories by year of origination
2024		94
2023	226	726
2022	835	1,116
2021	1,684
Total	2,745
Total		1,936	2,891
Mortgage loans \| Construction \| Pass
Investment in loans by risk categories by year of origination
2024		94
2023	226	726
2022	835	1,116
2021	1,684
Total	2,745
Total		1,936
Mortgage loans \| Other
Investment in loans by risk categories by year of origination
2021		106
2020	99
Total	99
Total		106	108
Mortgage loans \| Other \| Pass
Investment in loans by risk categories by year of origination
2021		106
2020	99
Total	99
Total		106
Commercial business loans
Investment in loans by risk categories by year of origination
2023		171
2022	142
Revolving Loans	2,693	1,394
Total	2,835
Total		1,565	1,640
Commercial business loans \| Pass
Investment in loans by risk categories by year of origination
2023		171
2022	142
Revolving Loans	2,693	1,394
Total	2,835
Total		1,565
Consumer loans
Investment in loans by risk categories by year of origination
2024	15	15
Revolving Loans	45	50
Total	60
Total		65	$ 61
Consumer loans \| Not graded
Investment in loans by risk categories by year of origination
2024	15	15
Total	15
Total		15
Consumer loans \| Pass
Investment in loans by risk categories by year of origination
Revolving Loans	45	50
Total	$ 45
Total		$ 50

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