Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v2.4.1.9
Related Party Transactions (Details Textual) (USD $)
3 Months Ended 9 Months Ended 1 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Jan. 31, 2015
Jun. 30, 2014
Related Party Transaction [Line Items]            
Accounts Payable, Related Parties, Current $ 102,000us-gaap_AccountsPayableRelatedPartiesCurrent   $ 102,000us-gaap_AccountsPayableRelatedPartiesCurrent     $ 38,000us-gaap_AccountsPayableRelatedPartiesCurrent
Research and Development Expense 815,000us-gaap_ResearchAndDevelopmentExpense 343,000us-gaap_ResearchAndDevelopmentExpense 2,731,000us-gaap_ResearchAndDevelopmentExpense 1,480,000us-gaap_ResearchAndDevelopmentExpense    
Novici Biotech LLC [Member]            
Related Party Transaction [Line Items]            
Accounts Payable, Related Parties, Current 102,000us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
  102,000us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
    38,000us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
Research and Development Expense 258,000us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
124,000us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
738,000us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
430,000us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
   
Related Party [Member]            
Related Party Transaction [Line Items]            
Operating Leases, Rent Expense         $ 2,000us-gaap_LeaseAndRentalExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_RelatedPartyMember