v3.26.3
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Income Taxes Line Items [Line Items]    
Deferred tax assets valuation allowance $ 91,430 $ 73,700
Income Tax Expense (Benefit) 0 0
Changes in deferred tax asset valuation allowance 17,700 3,800
Federal net operating loss carry forwards 286,700 246,100
State net operating loss carry forwards $ 51,800 $ 23,800
Taxable income percentage 80.00%  
State    
Income Taxes Line Items [Line Items]    
Expiration year of operating loss carry forwards 2031