Preferred Stock and Stockholders' Equity (Deficit) - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Nov. 11, 2018	Dec. 31, 2022	Dec. 31, 2021
Equity [Line Items]
Common stock, shares authorized		420,000,000	350,000,000
Initial Public Offering of Common Stock		$ 0.001	$ 0.001
Aggregate offering price		$ 14,724
Common stock, shares outstanding		240,410,761	216,127,443
Common Stock [Member]
Equity [Line Items]
Common stock, shares authorized		420,000,000
Aggregate offering price		$ 24
Common stock, shares outstanding		240,410,761
Common Stock, shares reserved for future issuance		33,330,964
Securities Purchase Agreement [Member]
Equity [Line Items]
Aggregate offering price	$ 47,100