Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v2.4.1.9
Related Party Transactions (Details Textual) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Jun. 30, 2014
Related Party Transaction [Line Items]          
Accounts Payable, Related Parties, Current $ 75us-gaap_AccountsPayableRelatedPartiesCurrent   $ 75us-gaap_AccountsPayableRelatedPartiesCurrent   $ 38us-gaap_AccountsPayableRelatedPartiesCurrent
Research and Development Expense 731us-gaap_ResearchAndDevelopmentExpense 585us-gaap_ResearchAndDevelopmentExpense 1,916us-gaap_ResearchAndDevelopmentExpense 1,137us-gaap_ResearchAndDevelopmentExpense  
Novici Biotech LLC [Member]          
Related Party Transaction [Line Items]          
Accounts Payable, Related Parties, Current 75us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
  75us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
  38us-gaap_AccountsPayableRelatedPartiesCurrent
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
Research and Development Expense $ 258us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
$ 153us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
$ 480us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember
$ 306us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= ibio_NoviciBiotechLlcMember