Income Taxes - Additional Information (Detail) - USD ($)	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Income Tax Disclosure [Abstract]
Income tax expense	$ 2,000	$ 0
Federal tax expense	2,000	0
State tax expense	2,000	$ 0
Deferred income tax valuation allowance	6,961,000
Net long-term deferred income tax asset or liability	0
Net operating loss carry-forward	$ 16,847,000
Net operating loss carryforward expiration year	2023 through fiscal 2038