Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v3.8.0.1
Related Party Transactions (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 9 Months Ended
Apr. 13, 2016
Nov. 30, 2017
Jul. 24, 2017
Feb. 23, 2017
Nov. 30, 2015
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Mar. 31, 2017
Jun. 30, 2017
Related Party Transaction [Line Items]                      
Accounts Payable, Related Parties, Current           $ 83,000   $ 83,000     $ 87,000
Research and Development Expense           $ 993,000 $ 1,049,000 1,978,000 $ 1,869,000    
Operating Leases, Rent Expense               $ 2,100,000      
Stock Issued During Period, Shares, New Issues 6,500,000 22,500,000                  
Common Stock, Par or Stated Value Per Share           $ 0.001   $ 0.001     $ 0.001
Stock Issued During Period, Value, New Issues $ 4,043,000 $ 4,500,000 $ 1,000,000         $ 5,500,000      
Preferred Tracking Stock [Member]                      
Related Party Transaction [Line Items]                      
Stock Issued During Period, Value, New Issues       $ 13,000,000              
Preferred Stock, Par or Stated Value Per Share       $ 0.001              
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 Two Share Purchase Agreements [Member]                      
Related Party Transaction [Line Items]                      
Stock Issued During Period, Shares, New Issues               10,000,000      
Common Stock, Par or Stated Value Per Share           0.622   $ 0.622      
Class Of Warrants Or Rights Exercised               1,784,000      
Class of Warrant or Right, Exercise Price of Warrants or Rights           $ 0.53   $ 0.53      
Stock Issued During Period, Value, New Issues               $ 6,220,000      
Proceeds from Warrant Exercises               $ 945,000      
Eastern Capital Limited and its Affiliates [Member] | Retained Interest [Member]                      
Related Party Transaction [Line Items]                      
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners           70.00%   70.00%      
Eastern Capital Limited and its Affiliates [Member] | iBio CDMO LLC [Member]                      
Related Party Transaction [Line Items]                      
Related Party Transaction, Due from (to) Related Party, Total           $ 15,000,000   $ 15,000,000      
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners           30.00%   30.00%      
Second Eastern Affilate [Member]                      
Related Party Transaction [Line Items]                      
Accounts Payable, Related Parties, Current           $ 911,000   $ 911,000     $ 650,000
Research and Development Expense             180,000   347,000    
Interest Expense, Debt           479,000 483,000 959,000 966,000    
Other General And Administrative Expense           $ 158,000   $ 342,000      
Stockholders [Member] | Standstill Agreements [Member]                      
Related Party Transaction [Line Items]                      
Stock Issued During Period, Shares, New Issues               6,500,000      
Director [Member] | Standstill Agreements [Member] | Maximum [Member]                      
Related Party Transaction [Line Items]                      
Equity Method Investment, Ownership Percentage           38.00%   38.00%      
Related Party One [Member]                      
Related Party Transaction [Line Items]                      
Operating Leases, Rent Expense                   $ 7,500  
Related Party [Member]                      
Related Party Transaction [Line Items]                      
Operating Leases, Rent Expense         $ 2,500 $ 22,500 $ 7,500 $ 45,000 $ 15,000