v3.23.3

Commitments and Contingencies (Narrative) (Details) - CRO Agreement [Member]	12 Months Ended
	Jun. 30, 2023 USD ($)
Costs incurred	$ 1,209,000
Additional costs committed	$ 171,000

X

- Definition

The amount of estimated additional cost on development as at end of the reporting period.

+ References

No definition available.

+ Details

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Namespace Prefix:	ibio_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of other research and development expense.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 730
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482916/730-10-50-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_TypeOfArrangementAxis=ibio_CroAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: