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Stockholders' Equity (Details Textual) (USD $)
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3 Months Ended |
6 Months Ended |
2 Months Ended |
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Dec. 31, 2014
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Dec. 31, 2014
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Dec. 31, 2013
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Feb. 23, 2015
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Sep. 26, 2014
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Jun. 30, 2014
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Aug. 25, 2014
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| Stockholders' Equity [Line Items] |
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| Preferred Stock, Shares Authorized |
1,000,000us-gaap_PreferredStockSharesAuthorized
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1,000,000us-gaap_PreferredStockSharesAuthorized
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1,000,000us-gaap_PreferredStockSharesAuthorized
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| Common Stock, Shares Authorized |
175,000,000us-gaap_CommonStockSharesAuthorized
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175,000,000us-gaap_CommonStockSharesAuthorized
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175,000,000us-gaap_CommonStockSharesAuthorized
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| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |
15,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
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15,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
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| Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period |
1,636,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
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8,300,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
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| Common Stock, Shares, Issued |
71,981,358us-gaap_CommonStockSharesIssued
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71,981,358us-gaap_CommonStockSharesIssued
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65,642,095us-gaap_CommonStockSharesIssued
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| Proceeds from Issuance of Common Stock |
$ 867,000us-gaap_ProceedsFromIssuanceOfCommonStock
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$ 5,212,000us-gaap_ProceedsFromIssuanceOfCommonStock
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$ 480,000us-gaap_ProceedsFromIssuanceOfCommonStock
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| Floor Price Of Common Stock |
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$ 0.20ibio_FloorPriceOfCommonStock
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| Stock Issued During Period, Value, New Issues |
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5,212,000us-gaap_StockIssuedDuringPeriodValueNewIssues
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| Warrant [Member] |
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| Stockholders' Equity [Line Items] |
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| Development Stage Entities, Stock Issued, Shares, Issued for Noncash Consideration |
75,000us-gaap_StockIssuedDuringPeriodSharesIssuedForNoncashConsideration
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
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| Common Stock [Member] |
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| Stockholders' Equity [Line Items] |
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| Development Stage Entities, Stock Issued, Shares, Issued for Noncash Consideration |
26,691us-gaap_StockIssuedDuringPeriodSharesIssuedForNoncashConsideration
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
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| Stock Issued During Period, Shares, New Issues |
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3,995,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
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| Stock Issued During Period, Value, New Issues |
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5,000us-gaap_StockIssuedDuringPeriodValueNewIssues
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
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| Aspire Capital Fund, LLC [Member] |
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| Stockholders' Equity [Line Items] |
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| Aggregate Common Stock Purchased |
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10,000,000ibio_AggregateCommonStockPurchased
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
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| Stock Issued During Period, Shares, New Issues |
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3,994,754us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
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| Stock Issued During Period, Value, New Issues |
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5,211,681us-gaap_StockIssuedDuringPeriodValueNewIssues
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
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| Aspire Capital Fund, LLC [Member] | Subsequent Event [Member] |
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| Stockholders' Equity [Line Items] |
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| Proceeds from Issuance of Common Stock |
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7,200,000us-gaap_ProceedsFromIssuanceOfCommonStock
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
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| Stock Issued During Period, Shares, New Issues |
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2,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
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| Stock Issued During Period, Value, New Issues |
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$ 2,002,324us-gaap_StockIssuedDuringPeriodValueNewIssues
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
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| Aspire Capital Fund, LLC [Member] | Registration Rights Agreement [Member] |
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| Stockholders' Equity [Line Items] |
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| Sale of Stock, Price Per Share |
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$ 0.44us-gaap_SaleOfStockPricePerShare
/ dei_LegalEntityAxis
= ibio_AspireCapitalFundLlcMember
/ ibio_PurchaseAgreementAxis
= ibio_RegistrationRightsAgreementMember
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