Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Stock Option Expense (Detail)

v3.22.2.2
Stockholders' Equity - Schedule of Stock Option Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 518 $ 811
Research and Development [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 140 244
General and Administrative [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 378 $ 567