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

Finance Lease Obligation (Narrative) (Details)

Finance Lease Obligation (Narrative) (Details) - USD ($)		3 Months Ended		21 Months Ended	24 Months Ended
	Apr. 01, 2021	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Dec. 31, 2019
Mobile office trailer monthly rent	$ 3,819
Bioprocessing (iBio CDMO) [Member]
Sub lease expiration term		34 years
Renewal term		10 years		10 years
Annual base rent		$ 2,100,000
Percentage rent expense		$ 49,000	$ 42,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| First $5,000,000 of Gross Sales [Member]
Payment in addition to base rent, percentage of gross sales		7.00%
Payment in addition to base rent, gross sales threshold amount		$ 5,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross Sales Between $5,000,001 and $25,000,000 [Member]
Payment in addition to base rent, percentage of gross sales		6.00%
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross Sales Between $25,000,001 and $50,000,000 [Member]
Payment in addition to base rent, percentage of gross sales		5.00%
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross sales Between $50,000,001 and $100,000,000 [Member]
Payment in addition to base rent, percentage of gross sales		4.00%
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross Sales Between $100,000,001 and $500,000,000 [Member]
Payment in addition to base rent, percentage of gross sales		3.00%
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross Sales Less than $5,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount					$ 5,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Gross Sales Less than $10,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount				$ 10,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Maximum [Member] \| Gross Sales Between $5,000,001 and $25,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		$ 25,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Maximum [Member] \| Gross Sales Between $25,000,001 and $50,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		50,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Maximum [Member] \| Gross sales Between $50,000,001 and $100,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		100,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Maximum [Member] \| Gross Sales Between $100,000,001 and $500,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		500,000,000
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Minimum [Member] \| Gross Sales Between $5,000,001 and $25,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		5,000,001
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Minimum [Member] \| Gross Sales Between $25,000,001 and $50,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		25,000,001
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Minimum [Member] \| Gross sales Between $50,000,001 and $100,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		50,000,001
Second Eastern Affiliate [Member] \| Bioprocessing (iBio CDMO) [Member] \| Minimum [Member] \| Gross Sales Between $100,000,001 and $500,000,000 [Member]
Payment in addition to base rent, gross sales threshold amount		$ 100,000,001
iBio CDMO LLC [Member]
Sub lease expiration term		34 years