Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Narrative) (Details)

v3.21.2
Stockholders' Equity (Narrative) (Details) - USD ($)
 1 Months Ended 3 Months Ended
Oct. 29, 2019
Jun. 26, 2018
Feb. 23, 2017
Oct. 31, 2021
Sep. 30, 2021
Sep. 30, 2021
Sep. 30, 2020
Jun. 30, 2021
Jun. 20, 2018
Stockholders' Equity [Line Items]                  
Common stock, par value (in dollars per share)         $ 0.001 $ 0.001   $ 0.001  
Preferred Stock, shares authorized         1,000,000 1,000,000      
Cost related to issuance of shares           $ 0 $ 1,525,000    
Common stock, shares authorized (in shares)         275,000,000 275,000,000   275,000,000  
Exercise of stock options (in shares)         84,500        
Proceeds from the exercise of stock options       $ 77,085   $ 0 $ 28,000    
Common Stock [Member]                  
Stockholders' Equity [Line Items]                  
Exercise of stock options (in shares)           85,000 30,000    
Series A Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Number of shares designated                 6,300
Preferred stock, par value (in dollars per share)         $ 0.001 $ 0.001      
Number of common stock issued upon conversion           8,357,997      
Preferred stock, shares outstanding (in shares)         0 0      
Series B Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Preferred stock, par value (in dollars per share)         $ 0.001 $ 0.001      
Number of common stock issued upon conversion           28,935,000      
Preferred stock, shares outstanding (in shares)         0 0      
Series C Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Preferred stock, par value (in dollars per share)         $ 0.001 $ 0.001      
Number of common stock issued upon conversion           22,550,000      
Preferred stock, shares outstanding (in shares)         0 0      
iBio CMO Preferred Tracking Stock [Member]                  
Stockholders' Equity [Line Items]                  
Preferred Stock, Dividend Rate, Percentage           2.00%      
Preferred Stock, Dividends Per Share, Declared           $ 0      
Dividends Payable         $ 1,197,000 $ 1,197,000   $ 1,131,000  
Omnibus Incentive (the 2020) Plan [Member]                  
Stockholders' Equity [Line Items]                  
Shares available for grant under the plan         32,000,000 32,000,000      
Underwritten Public Offering [Member] | Series A Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Number of shares issued   6,300              
Underwritten Public Offering [Member] | Series B Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Number of shares issued   5,785              
Underwritten Public Offering [Member] | Series C Preferred Stock [Member]                  
Stockholders' Equity [Line Items]                  
Number of shares issued 4,510                
Exchange Agreement [Member] | iBio CMO Preferred Tracking Stock [Member] | Bioprocessing (iBio CDMO) [Member]                  
Stockholders' Equity [Line Items]                  
Stock Issued During Period, Shares, Acquisitions     1            
Number of shares exchanged for each share of new ownership interest     1            
Noncontrolling Interest, Ownership Percentage by Parent     70.00%   70.00% 70.00%      
Number of LLC interest units exchanged for each share of preferred tracking stock     29,990,000     29,990,000      
Proceeds from sale of shares, net of issuance cost     $ 13,000,000            
Exchange Agreement [Member] | iBio CMO Preferred Tracking Stock [Member] | After Preferred Tracking Stock Exchanged for Units of Limited Liability Company Interests [Member] | Bioprocessing (iBio CDMO) [Member]                  
Stockholders' Equity [Line Items]                  
Noncontrolling Interest, Ownership Percentage by Parent     99.99%            
Exchange Agreement [Member] | Eastern Affiliate [Member] | iBio CMO Preferred Tracking Stock [Member] | Bioprocessing (iBio CDMO) [Member]                  
Stockholders' Equity [Line Items]                  
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners     30.00%   30.00% 30.00%      
Exchange Agreement [Member] | Eastern Affiliate [Member] | iBio CMO Preferred Tracking Stock [Member] | After Preferred Tracking Stock Exchanged for Units of Limited Liability Company Interests [Member] | Bioprocessing (iBio CDMO) [Member]                  
Stockholders' Equity [Line Items]                  
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners     0.01%