Stockholders' Equity - Summary of the Company had Reserved Shares of Common Stock for Future Issuances (Detail) - shares	Dec. 31, 2023	Dec. 31, 2022	Apr. 21, 2021
Shares Reserved For Future Issuance [Line Items]
Common stock available for future issuance	14,966,893	13,549,282
Common stock options issued and outstanding [Member]
Shares Reserved For Future Issuance [Line Items]
Common stock available for future issuance	7,377,017	7,150,755
2021 Incentive Award Plan [Member]
Shares Reserved For Future Issuance [Line Items]
Common stock available for future issuance	4,635,615	4,769,842	5,046,278
Unvested restricted stock units under 2021 Plan [Member]
Shares Reserved For Future Issuance [Line Items]
Common stock available for future issuance	1,351,542	582,248
Common stock available for Employee Stock Purchase Plan [Member]
Shares Reserved For Future Issuance [Line Items]
Common stock available for future issuance	1,602,719	1,046,437