Lease - Components of Lease Cost and Rent Expense (Detail) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Operating lease cost:
Operating lease cost	$ 85	$ 85
Short-term rent expense	5	6
Variable lease cost	1	1
Total operating lease cost	91	92
Finance lease cost:
Amortization right-of-use assets	9	9
Interest on finance lease liabilities	0	1
Total finance lease cost	$ 9	$ 10