Related Party Transactions - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	12 Months Ended
	Sep. 30, 2014	Jun. 30, 2022	Jun. 30, 2021
Preferred stock, par value		$ 0.001	$ 0.001
Dividend payable		$ 8	$ 8
Related party payables		$ 721	$ 561
Preferred Stock Series A
Preferred Stock, shares issued		279,000	279,000
Preferred stock, rate of dividend	3.00%
Valent Technologies LLC [Member]
Loan payable outstanding amount	$ 279
Aggregate accrued interest	$ 29
Dividend payable		$ 8	$ 8
Valent Technologies LLC [Member] | Preferred Stock Series A
Preferred Stock, shares issued	279
Preferred stock, par value	$ 1.00