Stockholders' Equity (Deficit) - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended		12 Months Ended
	Jul. 01, 2020	Sep. 30, 2020	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2021
Class of Stock [Line Items]
Common stock, par value				$ 0.0001	$ 0.0001
Common stock, shares authorized				200,000,000	200,000,000
Preferred stock , shares authorized				10,000,000	10,000,000
Preferred stock, par value				$ 0.0001	$ 0.0001
Redeemable Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Accretion to Redemption value				$ 0
Redeemable Stock Excersible On Agreed Upon Milestones [Member] | Redeemable Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Issuance of Series B redeemable convertible preferred stock			21,732,862
Proceeds from Issuance of Convertible Preferred Stock			$ 46,900
Series B [Member] | Redeemable Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Issuance of Series B redeemable convertible preferred stock			14,701,054
Issuance of Series B redeemable convertible preferred stock for cash	10,669,834	11,063,028	4,673,388
Issuance of Series B redeemable convertible preferred stock upon conversion of convertible notes			10,027,666
Preferred stock, Par or Stated Value Per Share	$ 2.16	$ 2.16	$ 2.16
Proceeds from Issuance of Convertible Preferred Stock	$ 23,000	$ 23,900
Series B [Member] | Redeemable Stock Excersible On Agreed Upon Milestones [Member]
Class of Stock [Line Items]
Proceeds from Issuance of Convertible Preferred Stock			$ 21,500
Series C [Member] | Redeemable Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, Par or Stated Value Per Share		$ 3.41
Proceeds from Issuance of Convertible Preferred Stock		$ 84,900
Issuance of series C redeemable convertible preferred stock for cash		24,926,685