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Income Taxes - Reconciliation of Income Tax Expense at the Statutory Rate (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Income Taxes Paid, Net [Abstract]
Computed at the statutory rate	$ 353	$ 49	$ 532	$ 183
Decrease resulting from
Tax exempt interest	(7)	(9)	(15)	(17)
Cash surrender value of life insurance	(24)	(22)	(48)	(43)
State income taxes	125	15	182	61
Other	16	14	30	38
Actual expense	$ 463	$ 47	$ 681	$ 222

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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