Fair Value of Financial Instruments - Summary of Fair Values of Financial Instruments (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financial assets carried at fair value:
Cash equivalents, fair value disclosure	$ 40,479		$ 16,243
Short-term investments, available for sale	306,563	$ 118,853
Total financial assets	347,042		135,096
Level 1 [Member]
Financial assets carried at fair value:
Cash equivalents, fair value disclosure	16,411		5,617
Total financial assets	16,411		5,617
Level 2 [Member]
Financial assets carried at fair value:
Cash equivalents, fair value disclosure	24,068		10,626
Total financial assets	330,631		129,479
Commercial paper, available-for-sale [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	24,226		43,780
Commercial paper, available-for-sale [Member] | Level 2 [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	24,226		43,780
Corporate debt securities, available-for-sale [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	168,584		71,359
Corporate debt securities, available-for-sale [Member] | Level 2 [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	168,584		$ 71,359
Government debt securities [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	113,753	3,714
Government debt securities [Member] | Level 2 [Member]
Financial assets carried at fair value:
Short-term investments, available for sale	$ 113,753	$ 3,714