LOANS AND ACL - Risk category of bank loans by year of origination (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Jun. 30, 2024	Mar. 31, 2025	Jun. 30, 2025
Origination year
2026/2025		$ 86,438	$ 20,204
2025/2024		76,035	89,253
2024/2023		166,330	76,980
2023/2022		323,921	163,266
2022/2021		116,522	318,843
Prior		259,679	363,529
Revolving Loans		33,535	36,005
Total Loans Receivable		1,062,460	1,068,080
Gross write-offs
2025/2024		86
2023/2022		25
Revolving Loans		12
Total Loans Receivable	$ 1	123
Commercial and Construction \| Commercial Business
Origination year
2026/2025		12,804	2,208
2025/2024		17,592	14,228
2024/2023		56,013	18,010
2023/2022		86,203	53,711
2022/2021		21,390	84,760
Prior		24,945	43,972
Revolving Loans		13,988	14,937
Total Loans Receivable		232,935	231,826
Commercial Real Estate Portfolio Segment
Origination year
Total Loans Receivable		950,363	945,841
Commercial Real Estate Portfolio Segment \| Commercial Real Estate
Origination year
2026/2025		44,477	10,001
2025/2024		45,375	47,954
2024/2023		64,643	51,232
2023/2022		143,600	64,172
2022/2021		86,768	141,460
Prior		207,322	284,798
Total Loans Receivable		592,185	599,617
Gross write-offs
2025/2024		80
Total Loans Receivable		80
Commercial Real Estate Portfolio Segment \| Land
Origination year
2026/2025		615
2025/2024			611
2024/2023		2,570
2023/2022		84	2,545
2022/2021			81
Prior		457	435
Revolving Loans		884
Revolving Loans			(13)
Total Loans Receivable		4,610	3,659
Commercial Real Estate Portfolio Segment \| Multi-Family
Origination year
2026/2025		1,132	158
2025/2024		947	1,127
2024/2023		39,462	941
2023/2022		35,831	39,197
2022/2021		4,275	35,624
Prior		9,804	13,559
Total Loans Receivable		91,451	90,606
Commercial Real Estate Portfolio Segment \| Real Estate Construction
Origination year
2026/2025		14,092	237
2025/2024		11,784	10,092
2024/2023		3,306	6,454
2023/2022			3,350
Total Loans Receivable		29,182	20,133
Consumer
Origination year
Total Loans Receivable		112,097	122,239
Gross write-offs
Total Loans Receivable	$ 1
Consumer \| Real estate one-to-four family
Origination year
2026/2025		133
2025/2024			5
2023/2022		58,107
2022/2021		4,041	56,841
Prior		17,145	20,717
Revolving Loans		18,257	20,584
Total Loans Receivable		97,683	98,147
Gross write-offs
Revolving Loans		11
Total Loans Receivable		11
Consumer \| Other installment
Origination year
2026/2025		13,185	7,600
2025/2024		337	15,236
2024/2023		336	343
2023/2022		96	291
2022/2021		48	77
Prior		6	48
Revolving Loans		406	497
Total Loans Receivable		14,414	24,092
Gross write-offs
2025/2024		6
2023/2022		25
Revolving Loans		1
Total Loans Receivable		32
Pass
Origination year
2026/2025		84,474	20,204
2025/2024		72,841	87,462
2024/2023		162,509	73,788
2023/2022		318,104	156,733
2022/2021		116,032	313,088
Prior		224,723	328,467
Revolving Loans		32,369	31,911
Total Loans Receivable		1,011,052	1,011,653
Pass \| Commercial and Construction \| Commercial Business
Origination year
2026/2025		10,840	2,208
2025/2024		17,592	12,437
2024/2023		56,013	18,010
2023/2022		85,632	53,711
2022/2021		20,918	84,230
Prior		24,198	42,903
Revolving Loans		12,822	10,843
Total Loans Receivable		228,015	224,342
Pass \| Commercial Real Estate Portfolio Segment \| Commercial Real Estate
Origination year
2026/2025		44,477	10,001
2025/2024		42,181	47,954
2024/2023		61,005	48,040
2023/2022		138,354	57,820
2022/2021		86,768	136,253
Prior		173,364	251,052
Total Loans Receivable		546,149	551,120
Pass \| Commercial Real Estate Portfolio Segment \| Land
Origination year
2026/2025		615
2025/2024			611
2024/2023		2,570
2023/2022		84	2,545
2022/2021			81
Prior		457	435
Revolving Loans		884
Revolving Loans			(13)
Total Loans Receivable		4,610	3,659
Pass \| Commercial Real Estate Portfolio Segment \| Multi-Family
Origination year
2026/2025		1,132	158
2025/2024		947	1,127
2024/2023		39,279	941
2023/2022		35,831	39,016
2022/2021		4,257	35,606
Prior		9,583	13,341
Total Loans Receivable		91,029	90,189
Pass \| Commercial Real Estate Portfolio Segment \| Real Estate Construction
Origination year
2026/2025		14,092	237
2025/2024		11,784	10,092
2024/2023		3,306	6,454
2023/2022			3,350
Total Loans Receivable		29,182	20,133
Pass \| Consumer \| Real estate one-to-four family
Origination year
2026/2025		133
2025/2024			5
2023/2022		58,107
2022/2021		4,041	56,841
Prior		17,115	20,688
Revolving Loans		18,257	20,584
Total Loans Receivable		97,653	98,118
Pass \| Consumer \| Other installment
Origination year
2026/2025		13,185	7,600
2025/2024		337	15,236
2024/2023		336	343
2023/2022		96	291
2022/2021		48	77
Prior		6	48
Revolving Loans		406	497
Total Loans Receivable		14,414	24,092
Special Mention
Origination year
2026/2025		1,964
2025/2024		3,164	1,791
2024/2023		3,821	3,162
2023/2022		5,817	6,533
2022/2021		18	5,737
Prior		32,531	24,333
Revolving Loans		1,166	4,094
Total Loans Receivable		48,481	45,650
Special Mention \| Commercial and Construction \| Commercial Business
Origination year
2026/2025		1,964
2025/2024			1,791
2023/2022		571
2022/2021			530
Prior		456	394
Revolving Loans		1,166	4,094
Total Loans Receivable		4,157	6,809
Special Mention \| Commercial Real Estate Portfolio Segment \| Commercial Real Estate
Origination year
2025/2024		3,164
2024/2023		3,638	3,162
2023/2022		5,246	6,352
2022/2021			5,207
Prior		31,920	23,805
Total Loans Receivable		43,968	38,526
Special Mention \| Commercial Real Estate Portfolio Segment \| Multi-Family
Origination year
2024/2023		183
2023/2022			181
2022/2021		18
Prior		155	134
Total Loans Receivable		356	315
Substandard
Origination year
2025/2024		30
2024/2023			30
2022/2021		472	18
Prior		2,425	10,729
Total Loans Receivable		2,927	10,777
Substandard \| Commercial and Construction \| Commercial Business
Origination year
2022/2021		472
Prior		291	675
Total Loans Receivable		763	675
Substandard \| Commercial Real Estate Portfolio Segment \| Commercial Real Estate
Origination year
2025/2024		30
2024/2023			30
Prior		2,038	9,941
Total Loans Receivable		2,068	9,971
Substandard \| Commercial Real Estate Portfolio Segment \| Multi-Family
Origination year
2022/2021			18
Prior		66	84
Total Loans Receivable		66	102
Substandard \| Consumer \| Real estate one-to-four family
Origination year
Prior		30	29
Total Loans Receivable		$ 30	$ 29

Amortized cost excluding accrued interest, net, of financing receivable that can be withdrawn, repaid, and redrawn.

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- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

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-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn.

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Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated in current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease.

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