Stockholders' Equity (Deficit) - Summary of Common Shares Reserved for Future Issuance (Detail) - shares	Jun. 30, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Total	11,061,742	9,328,168
Shares Underlying Outstanding Equity Awards [Member]
Class of Stock [Line Items]
Total	9,394,930	6,370,873
Shares Available For Future Equity Award Grants [Member]
Class of Stock [Line Items]
Total	1,649,193	2,931,012
Shares Underlying Early Exercised Equity Awards [Member]
Class of Stock [Line Items]
Total	17,619	26,283