Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Additional Information (Details)

v3.20.4
Share-Based Compensation - Additional Information (Details)
Jan. 18, 2021
USD ($)
$ / shares
shares
Dec. 01, 2020
USD ($)
$ / shares
shares
Oct. 14, 2020
item
shares
Mar. 27, 2020
USD ($)
$ / shares
shares
Feb. 20, 2019
$ / shares
shares
Dec. 18, 2018
item
shares
Nov. 19, 2018
Aug. 12, 2008
Dec. 09, 2020
USD ($)
shares
Dec. 17, 2018
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Number of member of Board of Directors to whom stock option is issued | item     3              
RSU                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period   3 years   4 years            
Two Thousand eight Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Expiration period               10 years    
Two thousand Eighteen Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)           6,500,000       3,500,000
Vesting period     3 years   4 years          
Expiration period   10 years 10 years   5 years          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)           6,500,000        
Options to be received per option tendered | item           0.75        
Options issued         874,310          
Share Based Compensation Arrangement By Share Based Payment Award Options Exchanged In Period         1,165,750          
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ / shares         $ 0.93          
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage             94.00%      
Number of stock option issued   465,000 100,000              
Exercise price   1.45 2.05              
Percentage of option granted will vest after one year of employment with the Company   25.00%                
Percentage of the option granted will vest for each additional three months of employment   6.25%                
Subsequent event | RSU                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period 3 years                  
iBio, Inc. 2020 Omnibus Equity Incentive Plan                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Total number of shares of common stock reserved                 32,000,000  
Maximum value of all awards awarded under the Plan | $                 $ 500,000  
iBio, Inc. 2020 Omnibus Equity Incentive Plan | Subsequent event                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Expiration period 10 years                  
Number of stock option issued 600,000                  
Number of member of Board of Directors to whom stock option is issued | $ 2                  
Exercise price 1.47                  
Percentage of option granted will vest after one year of employment with the Company 25.00%                  
Percentage of the option granted will vest for each additional three months of employment 6.25%                  
Minimum | Two Thousand eight Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period               3 years    
Minimum | Two thousand Eighteen Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period           3 years        
Maximum | Two Thousand eight Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period               5 years    
Maximum | Two thousand Eighteen Omnibus Equity Incentive Plan [Member]                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Vesting period           5 years        
Employee Stock Option [Member] | RSU                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Grant-date fair value of the RSU's | $   $ 448,000   $ 47,000            
Number of stock option issued   309,000   41,150            
Share Price | $ / shares   $ 1.45   $ 1.15            
Employee Stock Option [Member] | Subsequent event | RSU                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Grant-date fair value of the RSU's | $ $ 96,000                  
Number of stock option issued 65,000                  
Share Price | $ / shares $ 1.47                  
Scenario One [Member] | iBio, Inc. 2020 Omnibus Equity Incentive Plan                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Maximum value of all awards awarded under the Plan | $                 750,000  
Scenario Two | iBio, Inc. 2020 Omnibus Equity Incentive Plan                    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Maximum value of all awards awarded under the Plan | $                 $ 1,500,000.00