Stockholder's Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	12 Months Ended
	Aug. 31, 2021	Dec. 31, 2021	Dec. 31, 2020
Class Of Stock [Line Items]
Common stock, voting rights		The holders of the Company’s common stock have one vote for each share of common stock.
Common stock, dividends declared		$ 0
Common stock		$ 39	$ 38
Common stock, shares issued		38,560,854	38,157,618
Sales Agreement with Cowen and Company LLC [Member] | 2021 ATM Program [Member]
Class Of Stock [Line Items]
Common stock	$ 100,000
Percentage of gross proceeds of common stock to be paid	3.00%
Common stock, shares issued		0