Warrants - Outstanding Warrants To Purchase Common Stock Warrants (Detail) - Common Stock	6 Months Ended
	Jun. 30, 2022 $ / shares shares
Class of Warrant or Right [Line Items]
Exercise price (in dollars per share) | $ / shares	$ 1.12
Number of shares underlying warrants (in shares) | shares	3,132
Original Term
Class of Warrant or Right [Line Items]
Original Term (in years)	7 years