Basis of Presentation, Summary of Significant Accounting Policies and Recent Accounting Pronouncements - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	12 Months Ended
	Jul. 06, 2021	Jun. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Cash equivalents			$ 121,200	$ 36,800
Uncertain tax positions			0	0
Uncertain tax positions, interest or penalties recorded			0	0
Allowance on the grant receivable				$ 0
General and Administrative [Member]
Loss due to unreimbursed grant			$ 100
Warrant Exercise [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights		$ 4.47
Stock Issued During Period, Shares, New Issues		137,446
Common Stock Warrants [Member]
Class of Warrant or Right, Outstanding			0	385,693
Common Stock [Member]
Cashless exercise of common stock warrants			178,847
Stock Issued During Period, Shares, New Issues			11,499,998
Common Stock [Member] | Common Stock Warrants [Member]
Cashless exercise of common stock warrants	178,847
Class of Warrant or Right, Outstanding	248,247		0
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 4.47
Computer Equipment [Member]
Property, Plant and Equipment, Estimated Useful Lives			three
Marketable Debt Securities [Member]
Other than temporary impairment losses, investments portion in other comprehensive loss net of tax available-for sale securities			$ 0	$ 0