Summary of Common Stock Reserved for Future Issuance (Detail)	Sep. 30, 2024 shares
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Common stock reserved for future issuance	10,386,956
Exercise of Outstanding Stock Options, Vesting of Restricted Stock Units ("RSU"), Vesting of Performance Stock Units ("PSU") and Issuance of RSUs Vested but not Released
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Common stock reserved for future issuance	1,972,044
Employee Stock Purchase Plan
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Common stock reserved for future issuance	293,888
Shares of Common Stock Available for Grant Under the 2011 Plan
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Common stock reserved for future issuance	579,575
Shares of Common Stock Issuable Upon Conversion of Series B Convertible Preferred Stock
Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Line Items]
Common stock reserved for future issuance	7,541,449