Loans Receivable - Schedule of Carrying Value of Collateral Dependent Individually Analyzed Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	$ 45,600
Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	37,785	$ 32,613
Related Allowance	1,377	508
Commercial Loan \| Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	35,505	31,189
Related Allowance	1,377	508
Commercial Loan \| Multi-family mortgage \| Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	30,808	22,591
Related Allowance	1,377	0
Commercial Loan \| Nonresidential mortgage \| Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	4,697	8,598
Related Allowance	0	508
One- to four-family residential mortgage \| Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	2,264	1,406
Related Allowance	0	0
Consumer Loan \| Home equity loans \| Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Carrying Value	16	18
Related Allowance	$ 0	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
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- Definition

Amount of allowance for credit loss on financing receivable evaluated on individual basis. Excludes financing receivable evaluated on collective basis.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of financing receivable individually evaluated for credit loss. Excludes financing receivable collectively evaluated for credit loss.

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