Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v3.10.0.1
Related Party Transactions (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 12, 2018
Apr. 07, 2016
Jun. 26, 2018
Nov. 30, 2017
Feb. 23, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Jun. 30, 2018
Related Party Transaction [Line Items]                    
Accounts Payable, Related Parties, Current           $ 79,000   $ 79,000   $ 189,000
Research and Development Expense           $ 1,273,000 $ 993,000 $ 2,397,000 $ 1,978,000  
Stock Issued During Period, Shares, New Issues 1,500,000   4,350,000 2,250,000            
Convertible Preferred Stock, Shares Issued upon Conversion     7,000,000     1,396,666   1,396,666    
Preferred Tracking Stock [Member]                    
Related Party Transaction [Line Items]                    
Stock Issued During Period, Shares, New Issues         13,000,000          
Convertible Preferred Stock, Shares Issued upon Conversion         29,990,000          
iBio CDMO LLC [Member]                    
Related Party Transaction [Line Items]                    
Equity Method Investment, Ownership Percentage         0.01%          
Noncontrolling Interest, Ownership Percentage by Parent         99.99%          
Eastern Capital Limited and its Affiliates [Member] | iBio CDMO LLC [Member]                    
Related Party Transaction [Line Items]                    
Related Party Transaction, Due from (to) Related Party           $ 15,000,000   $ 15,000,000    
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners           30.00%   30.00%    
Eastern Capital Limited and its Affiliates [Member] | iBio CDMO LLC [Member] | Retained Interest [Member]                    
Related Party Transaction [Line Items]                    
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners           70.00%   70.00%    
Second Eastern Affilate [Member]                    
Related Party Transaction [Line Items]                    
Accounts Payable, Related Parties, Current           $ 651,000   $ 651,000   $ 789,000
Research and Development Expense             158,000   342,000  
Interest Expense, Debt           476,000 $ 479,000 952,000 $ 959,000  
Other General And Administrative Expense           $ 304,000   $ 542,000    
Stockholders [Member]                    
Related Party Transaction [Line Items]                    
Stock Issued During Period, Shares, New Issues   650,000                
Stockholders [Member] | Standstill Agreements [Member]                    
Related Party Transaction [Line Items]                    
Stock Issued During Period, Shares, New Issues               650,000    
Director [Member] | Standstill Agreements [Member] | Maximum [Member]                    
Related Party Transaction [Line Items]                    
Equity Method Investment, Ownership Percentage           48.00%   48.00%