Quarterly report [Sections 13 or 15(d)]

Employee 401(k) Plan (Details)

v3.25.3
Employee 401(k) Plan (Details) - iBio 401(k) Plan - USD ($)
 3 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Defined Benefit Plan Disclosure [Line Items]    
Employer matching contribution, percent of match 100.00%  
Employer matching contribution, percent of employees gross pay 5.00%  
Employer contribution expense $ 60,000 $ 35,000