v3.22.2.2
Stockholders' Equity - Activity under 2005 Stock Incentive Plan (Detail) - $ / shares
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Options Outstanding    
Options Granted 3,607,661 207,700
Balance, ending 5,443,928  
Weighted Average Exercise Price    
Options Granted $ 5.83 $ 6.60
Balance, ending $ 8.94  
2005 Stock Incentive Plan    
Stock-based Compensation Expense    
Vesting period 4 years  
Shares Available for Grant    
Balance, beginning 944,527 1,073,386
Shares Added 3,000,000  
Options Granted (3,607,661) (207,700)
Options Forfeited / Expired 342,924 78,841
Balance, ending 679,790 944,527
Options Outstanding    
Balance, beginning 1,562,995 1,607,449
Options Granted 3,607,661 207,700
Options Exercised (210,521) (173,313)
Options Forfeited / Expired (342,924) (78,841)
Balance, ending 4,617,211 1,562,995
Weighted Average Exercise Price    
Balance, beginning $ 6.44 $ 5.60
Options Granted 11.18 12.07
Options Exercised 3.52 4.41
Options Forfeited / Expired 10.75 8.69
Balance, ending $ 9.96 $ 6.44
2005 Stock Incentive Plan | Maximum    
Stock-based Compensation Expense    
Option term 10 years  
2005 Stock Incentive Plan | Consultants    
Shares Available for Grant    
Options Granted 71,100