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

Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Issuances of Common Stock (Details)

Stockholders' Equity - Issuances of Common Stock (Details)									1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 01, 2024 USD ($)	Mar. 26, 2024 USD ($) $ / shares shares	Mar. 25, 2024	Dec. 07, 2023 USD ($) $ / shares shares	Aug. 11, 2023 USD ($) $ / shares shares	Dec. 09, 2022 USD ($) shares	Dec. 06, 2022 shares	Nov. 01, 2021 $ / shares shares	Nov. 12, 2024 shares	Sep. 30, 2024 USD ($) shares	Jun. 30, 2024 USD ($) shares	Aug. 04, 2023 $ / shares shares	Aug. 03, 2023 $ / shares	Nov. 25, 2020 USD ($)
Class of Stock [Line Items]
Preferred stock, shares issued										0	0
Restricted Stock Units
Class of Stock [Line Items]
Shares vested										12,219
Restricted Stock Units \| Subsequent Events
Class of Stock [Line Items]
Shares vested									11,575
Series 2022 Preferred Stock
Class of Stock [Line Items]
Preferred stock, shares issued										0	0
Private placement
Class of Stock [Line Items]
Reduced placement agent fee percentage		4.00%
Cantor Fitzgerald Underwriting \| At-The-Market Offerings \| Common Stock
Class of Stock [Line Items]
Common stock, shares issued										170,989	289,144
Net proceeds from sale of equity \| $										$ 1,700,000	$ 6,400,000
Subscription receivable \| $											$ 204,000
Cantor Fitzgerald Underwriting \| At-The-Market Offerings \| Common Stock \| Maximum
Class of Stock [Line Items]
Aggregate offering price \| $														$ 100,000,000
Wainwright Underwriting \| At-The-Market Offerings
Class of Stock [Line Items]
Warrants, proceeds from issuance \| $						$ 2,864,000
Wainwright Underwriting \| At-The-Market Offerings \| Common Stock
Class of Stock [Line Items]
Common stock, shares issued							76,538
Wainwright Underwriting \| At-The-Market Offerings \| Common Stock \| Pre-Funded Warrants
Class of Stock [Line Items]
Warrants, shares issued							91,730
Wainwright Underwriting \| At-The-Market Offerings \| Common Stock \| Series A warrants
Class of Stock [Line Items]
Warrants, shares issued							168,269
Wainwright Underwriting \| At-The-Market Offerings \| Common Stock \| Series B warrants
Class of Stock [Line Items]
Warrants, shares issued							168,269
Wainwright Underwriting \| H.C. Wainwright & Co.
Class of Stock [Line Items]
Agent fee percentage						7.00%
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock
Class of Stock [Line Items]
Underwriters purchase option period						30 days
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock \| Maximum
Class of Stock [Line Items]
Warrants, shares issued						50,480
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock \| Minimum
Class of Stock [Line Items]
Warrants, shares issued						25,240
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock \| Representative Warrants
Class of Stock [Line Items]
Warrants, shares issued						10,094
Additional shares for purchase, percentage of aggregate shares in offerings						6.00%
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock \| Series A warrants
Class of Stock [Line Items]
Warrants, shares issued						25,240
Wainwright Underwriting \| H.C. Wainwright & Co. \| Underwriters Option \| Common Stock \| Series B warrants
Class of Stock [Line Items]
Warrants, shares issued						25,240
Lincoln Park Stock Purchase Agreement \| At-The-Market Offerings \| Common Stock
Class of Stock [Line Items]
Aggregate offering price \| $					$ 10,000,000
Common stock, shares issued											202,595
Gross proceeds from sale of equity \| $					$ 5,000,000
Net proceeds from sale of equity \| $											$ 1,300,000
Common stock, shares available for future issuance										0
Term of stock purchase agreement					24 months
Initial commitment shares issued					10,573
Additional commitment shares issued					10,573
Lincoln Park Stock Purchase Agreement \| At-The-Market Offerings \| Common Stock \| Maximum
Class of Stock [Line Items]
Aggregate offering price \| $					$ 10,000,000.0
Shares available for purchase when stock price closes between $3 and $20 per share					5,000
Shares available for purchase when stock price closes between $20 and $40 per share					7,500
Shares available for purchase when stock price closes at or above $40 per share					10,000
Fair value of common stock purchased in single transaction \| $					$ 500,000
Lincoln Park Stock Purchase Agreement \| At-The-Market Offerings \| Common Stock \| Minimum
Class of Stock [Line Items]
Stock price permitting the sale of up to 5,000 shares \| $ / shares					$ 3.00
Stock price permitting the sale of up to 7,500 shares \| $ / shares					20.00
Stock price permitting the sale of up to 10,000 shares \| $ / shares					40.00
Stock price permitting accelerated purchase clause \| $ / shares					$ 4.00
Number of "additional accelerated purchases" that may be directed					1
Securities Purchase Agreement \| Private placement
Class of Stock [Line Items]
Net proceeds from sale of equity \| $				$ 4,000,000
Accrued stock issuance costs \| $										$ 369,000
Securities Purchase Agreement \| Alliance Global Partners \| Private placement
Class of Stock [Line Items]
Combined price per share of common stock and warrants \| $ / shares				$ 2.00
Reimbursement for legal expenses \| $				$ 75,000
Non-accountable expense allowance \| $				$ 15,000
Agent fee percentage				5.50%
Securities Purchase Agreement \| Alliance Global Partners \| Private placement \| Common Stock
Class of Stock [Line Items]
Common stock, shares issued				600,000
Securities Purchase Agreement \| Alliance Global Partners \| Private placement \| Common Stock \| Pre-Funded Warrants
Class of Stock [Line Items]
Warrants, shares issued				1,650,000
Warrants, shares of common stock issuable upon conversion				1,650,000
Securities Purchase Agreement \| Alliance Global Partners \| Private placement \| Common Stock \| Series C Warrants
Class of Stock [Line Items]
Warrants, shares issued				2,250,000
Warrants, shares of common stock issuable upon conversion				2,250,000
Securities Purchase Agreement \| Alliance Global Partners \| Private placement \| Common Stock \| Series D Warrants
Class of Stock [Line Items]
Warrants, shares issued				2,250,000
Warrants, shares of common stock issuable upon conversion				2,250,000
Securities Purchase Agreement and Warrants \| Private placement
Class of Stock [Line Items]
Gross proceeds from sale of equity \| $		$ 15,100,000
Reimbursement for legal expenses \| $		$ 50,000
Agent fee percentage		6.00%
Reduced placement agent fee percentage		4.00%
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock
Class of Stock [Line Items]
Common stock, shares issued		2,701,315
Net proceeds from sale of equity \| $	$ 14,100,000
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Pre-Funded Warrants
Class of Stock [Line Items]
Warrants, shares issued		2,585,963
Warrants, exercise price \| $ / shares		$ 0.0001
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Series E Warrants
Class of Stock [Line Items]
Warrants, shares issued		5,287,278
Warrants, exercise price \| $ / shares		$ 2.64
Warrants, exercisable term		5 years
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Common Shares and Series E Warrants
Class of Stock [Line Items]
Combined price per share of common stock and warrants \| $ / shares		$ 2.85
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Pre-funded and Series E Warrants
Class of Stock [Line Items]
Combined price per share of common stock and warrants \| $ / shares		$ 2.849
Term of 2024 Securities Purchase Agreement		1 year
Purchase agreement exclusivity period		60 days
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Pre-funded and Series E Warrants \| Maximum
Class of Stock [Line Items]
Warrant exercise, common stock ownership limitation		4.99%
Warrant exercise, common stock ownership limitation (at the election of the holder)		9.99%	9.99%
Number of days to file a registration statement		75 days
Number of days to file a registration statement (in the event of a "full review" by SEC)		90 days
Suspension period		15 days
Securities Purchase Agreement and Warrants \| Private placement \| Common Stock \| Pre-funded and Series E Warrants \| Minimum
Class of Stock [Line Items]
Warrant holder's election, period of written notice		61 days
Number of days to file a registration statement		60 days
Warrants \| H.C. Wainwright & Co. \| Common Stock \| Pre-Funded Warrants
Class of Stock [Line Items]
Warrants, exercise price \| $ / shares													$ 0.001
Warrants \| H.C. Wainwright & Co. \| Common Stock \| Representative Warrants
Class of Stock [Line Items]
Warrants, exercise price \| $ / shares													$ 26.00
Warrants, exercisable term													5 years
Warrants \| H.C. Wainwright & Co. \| Common Stock \| Warrants
Class of Stock [Line Items]
Warrants, shares of common stock issuable upon conversion										0
Warrants, exercise price \| $ / shares												$ 10.00	$ 20.80
Warrants \| H.C. Wainwright & Co. \| Common Stock \| Series A warrants
Class of Stock [Line Items]
Warrants, shares of common stock issuable upon conversion												173,795
Warrants, exercise price \| $ / shares													$ 20.80
Warrants, exercisable term													5 years
Warrants \| H.C. Wainwright & Co. \| Common Stock \| Series B warrants
Class of Stock [Line Items]
Warrants, shares of common stock issuable upon conversion												102,900
Warrants, exercise price \| $ / shares													$ 20.80
Warrants, exercisable term													2 years
Warrants \| Bryan Capital \| Common Stock \| Warrants
Class of Stock [Line Items]
Warrants, shares issued								2,579
Warrants, exercise price \| $ / shares								$ 665
Warrants \| Alliance Global Partners \| Private placement \| Common Stock
Class of Stock [Line Items]
Common stock, shares issued				600,000
Warrants \| Alliance Global Partners \| Private placement \| Common Stock \| Pre-Funded Warrants
Class of Stock [Line Items]
Warrants, shares issued				1,650,000
Warrants, shares of common stock issuable upon conversion				1,650,000
Warrants, exercise price \| $ / shares				$ 0.0001
Warrants \| Alliance Global Partners \| Private placement \| Common Stock \| Warrants
Class of Stock [Line Items]
Warrants, exercise price \| $ / shares				$ 1.9999
Warrants \| Alliance Global Partners \| Private placement \| Common Stock \| Series C Warrants
Class of Stock [Line Items]
Warrants, shares issued				2,250,000
Warrants, shares of common stock issuable upon conversion				2,250,000
Warrants, exercise price \| $ / shares				$ 2.00
Warrants, exercisable term				2 years
Warrants \| Alliance Global Partners \| Private placement \| Common Stock \| Series D Warrants
Class of Stock [Line Items]
Warrants, shares issued				2,250,000
Warrants, shares of common stock issuable upon conversion				2,250,000
Warrants, exercise price \| $ / shares				$ 2.00
Warrants, exercisable term				5 years