Subsequent Events - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Apr. 30, 2022	Mar. 31, 2022	Mar. 31, 2021
Subsequent Event [Line Items]
Proceeds from exercise of common stock warrants		$ 40,346	$ 660
Proceeds from exercise of common stock options		$ 4,572	$ 288
Subsequent Event [Member] | Former Employees and Non-discretionary Sales [Member]
Subsequent Event [Line Items]
Issuance of common stock for exercise of common stock options, Shares	25,282
Proceeds from exercise of common stock options	$ 300
Subsequent Event [Member] | Series A Warrants [Member]
Subsequent Event [Line Items]
Issuance of common stock for exercise of common stock warrant, Shares	7,575
Proceeds from exercise of common stock warrants	$ 100
Issuance of common stock pertaining to cashless warrant exercise	373,606
Series B Warrants [Member]
Subsequent Event [Line Items]
Issuance of common stock for exercise of common stock warrant, Shares		2,312,257	49,995
Proceeds from exercise of common stock warrants		$ 30,500	$ 700
Series B Warrants [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Issuance of common stock for exercise of common stock warrant, Shares	212,477
Proceeds from exercise of common stock warrants	$ 2,800