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Summary of Significant Accounting Policies - Schedule of Revenue Associated with License Agreement (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Recognized Revenue Associated with The Following License Agreements [Line Items]    
Revenues $ 0 $ 65,297
Revenue from customers    
Recognized Revenue Associated with The Following License Agreements [Line Items]    
Revenues $ 0 752
Services Performed Over Time | Revenue from customers    
Recognized Revenue Associated with The Following License Agreements [Line Items]    
Revenues   743
Pass through Services at a Point in Time | Revenue from customers    
Recognized Revenue Associated with The Following License Agreements [Line Items]    
Revenues   $ 9