Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting (Details)

v2.4.1.9
Segment Reporting (Details) (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
Segment Reporting Information [Line Items]          
Net revenues $ 367us-gaap_SalesRevenueNet $ 0us-gaap_SalesRevenueNet $ 1,186us-gaap_SalesRevenueNet $ 0us-gaap_SalesRevenueNet  
Research and development expenses 731us-gaap_ResearchAndDevelopmentExpense 585us-gaap_ResearchAndDevelopmentExpense 1,916us-gaap_ResearchAndDevelopmentExpense 1,137us-gaap_ResearchAndDevelopmentExpense  
General and administrative expenses 1,302us-gaap_GeneralAndAdministrativeExpense 1,051us-gaap_GeneralAndAdministrativeExpense 2,352us-gaap_GeneralAndAdministrativeExpense 1,999us-gaap_GeneralAndAdministrativeExpense  
Operating loss (1,666)us-gaap_OperatingIncomeLoss (1,636)us-gaap_OperatingIncomeLoss (3,082)us-gaap_OperatingIncomeLoss (1,395)us-gaap_OperatingIncomeLoss  
Total assets 11,042us-gaap_Assets   11,042us-gaap_Assets   6,494us-gaap_Assets
iBio Brazil [Member]          
Segment Reporting Information [Line Items]          
Net revenues 0us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_BR
  0us-gaap_SalesRevenueNet
/ us-gaap_StatementGeographicalAxis
= country_BR
   
Research and development expenses 0us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_StatementGeographicalAxis
= country_BR
  0us-gaap_ResearchAndDevelopmentExpense
/ us-gaap_StatementGeographicalAxis
= country_BR
   
General and administrative expenses 30us-gaap_GeneralAndAdministrativeExpense
/ us-gaap_StatementGeographicalAxis
= country_BR
  51us-gaap_GeneralAndAdministrativeExpense
/ us-gaap_StatementGeographicalAxis
= country_BR
   
Operating loss (30)us-gaap_OperatingIncomeLoss
/ us-gaap_StatementGeographicalAxis
= country_BR
  (51)us-gaap_OperatingIncomeLoss
/ us-gaap_StatementGeographicalAxis
= country_BR
   
Total assets 103us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_BR
  103us-gaap_Assets
/ us-gaap_StatementGeographicalAxis
= country_BR
   
iBio [Member]          
Segment Reporting Information [Line Items]          
Net revenues 367us-gaap_SalesRevenueNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  1,186us-gaap_SalesRevenueNet
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Research and development expenses 731us-gaap_ResearchAndDevelopmentExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  1,916us-gaap_ResearchAndDevelopmentExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
General and administrative expenses 1,272us-gaap_GeneralAndAdministrativeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  2,301us-gaap_GeneralAndAdministrativeExpense
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Operating loss (1,636)us-gaap_OperatingIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  (3,031)us-gaap_OperatingIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
   
Total assets $ 10,939us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember
  $ 10,939us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_ParentCompanyMember