LOANS - Additional Information (Detail) - USD ($)	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Financing Receivable, Impaired [Line Items]
Outstanding related party loans	$ 3,047,000	$ 2,544,000	$ 2,177,000
Loans and leases receivable, impaired, description	Management performs a discounted cash flow calculation to determine the amount of impairment reserve required on each of the troubled debt restructurings
Loans	$ 174,689,000	176,486,000
Residential Real Estate Construction [Member]
Financing Receivable, Impaired [Line Items]
Loans	375,000
Residential Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Loans	172,489,000	174,375,000
Mortgage Loans Serviced For Others [Member]
Financing Receivable, Impaired [Line Items]
Financing receivable, unpaid principal balances	0	499,000
Loans Receivable [Member]
Financing Receivable, Impaired [Line Items]
Outstanding related party loans	3,000,000.0	2,500,000
Financing receivable, Ninety days or more past due, Still accruing	0	0
Impaired financing receivable	0	0
Financing receivable, troubled debt restructuring, subsequent default	0	0
Loans Receivable [Member] \| Financial Asset, Past Due [Member]
Financing Receivable, Impaired [Line Items]
Financing receivable, Past due	$ 0	$ 0

Financing receivable unpaid principal balance.

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- Definition

Outstanding related party loans amount due from directors and other related parties

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

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-Publisher FASB
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- Definition

Amortized cost of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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- Definition

Describes the policies and procedures for identifying and measuring losses on loans when the present value of expected cash flows discounted at the loan's effective interest rate, or, alternatively, a loan's observable market price or fair value of the underlying collateral is less than the carrying amount of the loan, and sets forth the amount of the loss. Also sets forth material facts pertaining to significant loan modifications in a troubled debt restructuring, describes the method for valuing a loan deemed to be impaired or nonperforming, indicates whether income on impaired or nonperforming loans are being recognized and describes the method for recognizing the income.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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