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Loans and Allowance for Credit Losses - Categories of Loans (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Real estate loans
Total loans	$ 594,324	$ 525,736
Unearned fees and discounts, net	(272)	(247)
Allowance for credit losses	7,139	7,052	$ 6,599
Loans, net	587,457	518,931
One- to four-family [Member]
Real estate loans
Total loans	163,854	132,474
Allowance for credit losses	1,898	1,028	967
Multi-family [Member]
Real estate loans
Total loans	89,649	88,247
Allowance for credit losses	1,121	1,375	1,674
Home equity lines of credit [Member]
Real estate loans
Total loans	8,066	6,987
Allowance for credit losses	121	70	67
Construction [Member]
Real estate loans
Total loans	50,973	41,254
Allowance for credit losses	765	489	258
Commercial [Member]
Real estate loans
Total loans	193,707	167,375
Allowance for credit losses	2,369	1,985	1,831
Commercial [Member]
Real estate loans
Total loans	79,693	80,418
Allowance for credit losses	794	2,025	1,740
Consumer [Member]
Real estate loans
Total loans	8,382	8,981
Allowance for credit losses	$ 71	$ 80	$ 62

X

- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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