iBio Inc. Quarterly report pursuant to Section 13 or 15(d)

Fraunhofer Settlement (Narrative) (Details)

Fraunhofer Settlement (Narrative) (Details) - USD ($)						3 Months Ended
Fraunhofer Settlement (Narrative) (Details) - USD ($)	Mar. 24, 2023	Mar. 17, 2023	Feb. 17, 2023	Feb. 09, 2022	May 04, 2021	Mar. 31, 2022	Mar. 31, 2023	Mar. 01, 2023	Mar. 01, 2022	Jun. 30, 2021
Settlement payment received	$ 5,100,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member]
Cash payments receivables related to litigation settlement										$ 10,200,000
Percentage of legal fees expected to be received					100.00%
Estimated net cash recovery					$ 10,200,000
Settlement payment received	$ 3,000,000	$ 5,100,000				$ 5,100,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| License and Maintenance [Member]
Settlement income				$ 1,800,000
Settlement payment received			$ 900,000	$ 900,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario, Plan [Member]
Cash payments receivables related to litigation settlement					28,000,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario Plan Expected Legal Fees [Member]
Cash payments receivables related to litigation settlement					$ 16,000,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario Plan Expected Payment One [Member]
Cash payments receivables related to litigation settlement									$ 900,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario Plan Expected Payment One [Member] \| License and Maintenance [Member]
Settlement receivable - current portion						$ 5,100,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario Plan Expected Payment Two [Member]
Cash payments receivables related to litigation settlement								$ 900,000
iBio, Inc. v. Fraunhofer USA, Inc. [Member] \| Settled Litigation [Member] \| Scenario Plan Expected Payment Two [Member] \| License and Maintenance [Member]
Settlement receivable - noncurrent portion							$ 5,100,000