Loans Held for Investment - Schedule of Gross Loans Held for Investment by Loan Types and Risk Category (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 30, 2025
Investment in loans by risk categories by year of origination
Year 1	$ 90,100	$ 55,159
Year 2	98,811	82,598
Year 3	53,119	91,947
Year 4	73,121	290,746
Year 5	271,126	229,194
Prior	442,281	291,467
Revolving Loans	43	1,312
Total	1,028,601	1,042,423
Mortgage loans \| Single-family
Investment in loans by risk categories by year of origination
Year 1	65,608	39,385
Year 2	63,347	55,276
Year 3	29,851	52,083
Year 4	38,692	194,501
Year 5	182,177	141,614
Prior	186,255	61,561
Revolving Loans		5
Total	565,930	544,425
Mortgage loans \| Single-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	65,608	39,385
Year 2	63,347	55,276
Year 3	29,851	52,083
Year 4	38,692	194,501
Year 5	182,177	141,614
Prior	186,043	60,282
Revolving Loans		5
Total	565,718	543,146
Mortgage loans \| Single-family \| Special Mention
Investment in loans by risk categories by year of origination
Prior	160	62
Total	160	62
Mortgage loans \| Single-family \| Substandard
Investment in loans by risk categories by year of origination
Prior	52	1,217
Total	52	1,217
Mortgage loans \| Multi-family
Investment in loans by risk categories by year of origination
Year 1	22,944	13,412
Year 2	29,591	21,687
Year 3	18,303	27,255
Year 4	23,035	73,495
Year 5	66,781	83,691
Prior	235,228	203,877
Total	395,882	423,417
Mortgage loans \| Multi-family \| Pass
Investment in loans by risk categories by year of origination
Year 1	22,944	13,412
Year 2	29,591	21,687
Year 3	18,303	27,255
Year 4	23,035	73,495
Year 5	66,781	83,224
Prior	234,163	201,660
Total	394,817	420,733
Mortgage loans \| Multi-family \| Special Mention
Investment in loans by risk categories by year of origination
Prior	610
Total	610
Mortgage loans \| Multi-family \| Substandard
Investment in loans by risk categories by year of origination
Year 5		467
Prior	455	2,217
Total	455	2,684
Mortgage loans \| Commercial real estate
Investment in loans by risk categories by year of origination
Year 1	1,533	2,149
Year 2	5,873	5,429
Year 3	4,965	12,609
Year 4	11,394	22,750
Year 5	22,168	3,889
Prior	20,798	25,940
Total	66,731	72,766
Mortgage loans \| Commercial real estate \| Pass
Investment in loans by risk categories by year of origination
Year 1	1,533	2,149
Year 2	5,873	5,429
Year 3	4,965	12,609
Year 4	11,394	22,750
Year 5	22,168	3,889
Prior	19,629	24,936
Total	65,562	71,762
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 \| Commercial real estate \| Substandard
Investment in loans by risk categories by year of origination
Prior	1,169
Total	1,169
Mortgage loans \| Construction
Investment in loans by risk categories by year of origination
Year 1		196
Year 2		206
Total		402
Mortgage loans \| Construction \| Pass
Investment in loans by risk categories by year of origination
Year 1		196
Year 2		206
Total		402
Mortgage loans \| Other
Investment in loans by risk categories by year of origination
Prior		89
Total		89
Mortgage loans \| Other \| Pass
Investment in loans by risk categories by year of origination
Prior		89
Total		89
Commercial business loans
Investment in loans by risk categories by year of origination
Revolving Loans		1,267
Total		1,267
Commercial business loans \| Pass
Investment in loans by risk categories by year of origination
Revolving Loans		1,267
Total		1,267
Consumer loans
Investment in loans by risk categories by year of origination
Year 1	15	17
Revolving Loans	43	40
Total	58	57
Consumer loans \| Not graded
Investment in loans by risk categories by year of origination
Year 1	15	17
Total	15	17
Consumer loans \| Pass
Investment in loans by risk categories by year of origination
Revolving Loans	43	40
Total	$ 43	$ 40

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