Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
3 Months Ended
Sep. 30, 2022
Nov. 07, 2022
Document And Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2022  
Entity File Number 001-35023  
Entity Registrant Name iBio, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 26-2797813  
Entity Address, Address Line One 8800 HSC Parkway  
Entity Address, City or Town Bryan  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77807  
City Area Code 979  
Local Phone Number 446-0027  
Title of 12(b) Security Common Stock  
Trading Symbol IBIO  
Security Exchange Name NYSEAMER  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Central Index Key 0001420720  
Current Fiscal Year End Date --06-30  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   8,988,782