Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v3.19.1
Related Party Transactions (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 12, 2018
Apr. 07, 2016
Feb. 28, 2019
Jun. 26, 2018
Nov. 30, 2017
Feb. 23, 2017
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Jun. 30, 2018
Related Party Transaction [Line Items]                      
Accounts Payable, Related Parties, Current             $ 74,000   $ 74,000   $ 189,000
Research and Development Expense             $ 1,453,000 $ 966,000 $ 3,850,000 $ 2,944,000  
Stock Issued During Period, Shares, New Issues 1,500,000   11,000 4,350,000 2,250,000       131,000    
Convertible Preferred Stock, Shares Issued upon Conversion       7,000,000     2,020,000   2,020,000    
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             $ 764,000   $ 764,000   $ 789,000
Research and Development Expense               163,000   505,000  
Interest Expense, Debt             474,000 $ 478,000 1,426,000 $ 1,437,000  
Other General And Administrative Expense             $ 265,000   $ 792,000    
Stockholders [Member]                      
Related Party Transaction [Line Items]                      
Stock Issued During Period, Shares, New Issues   2,177,000                  
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%