Related Party Transactions - Additional Information (Detail) - PBM Capital Group, LLC [Member] - USD ($)			3 Months Ended		6 Months Ended
	Oct. 01, 2019	Dec. 02, 2015	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Related Party Transaction [Line Items]
Services agreement initial term		12 months
Expenses incurred under services agreement			$ 10,000	$ 15,000	$ 25,000	$ 30,000
Due to related party			5,000		5,000
Amended Service Agreement [Member]
Related Party Transaction [Line Items]
Monthly management fee payable	$ 5,000
General and Administrative [Member]
Related Party Transaction [Line Items]
Expenses incurred under services agreement			6,000	9,000	15,000	18,000
Research and Development [Member]
Related Party Transaction [Line Items]
Expenses incurred under services agreement			$ 4,000	$ 6,000	$ 10,000	$ 12,000