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Loans Receivable - Schedule Of Carrying Value Of Collateral Dependent Individually Analyzed Loans (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Jun. 30, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	$ 40,500
Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	36,882	$ 63,287
Financing receivable, allowance for credit losses, individually evaluated for impairment	2,770	3,622
Commercial Loan | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	33,800	58,947
Financing receivable, allowance for credit losses, individually evaluated for impairment	2,744	3,545
Commercial Loan | Multi-family mortgage | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	16,271	26,653
Financing receivable, allowance for credit losses, individually evaluated for impairment	352	849
Commercial Loan | Nonresidential mortgage | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	17,529	30,733
Financing receivable, allowance for credit losses, individually evaluated for impairment	2,392	2,696
Commercial Loan | Construction | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	1,561
Financing receivable, allowance for credit losses, individually evaluated for impairment	0	0
One-to Four-Family Residential Mortgage | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	3,082	4,305
Financing receivable, allowance for credit losses, individually evaluated for impairment	26	77
Consumer Loans | Home equity loans | Collateral Pledged
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, individually evaluated for impairment	0	35
Financing receivable, allowance for credit losses, individually evaluated for impairment	$ 0	$ 0

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

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-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
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