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Fair Value of Financial Assets and Liabilities - Derivative Instruments (Details 1) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Dec. 31, 2014
Derivatives And Fair Value [Line Items] |  |
Balance, Warrant Liability |  | $ 5,826,000 us-gaap_WarrantsAndRightsOutstanding
Balance, Series B Redeemable Preferred Stock |  | 12,320,000 aphb_PrefferedBStockConversionLiability
Balance, Warrant Liability | 14,727,000 us-gaap_WarrantsAndRightsOutstanding | 5,826,000 us-gaap_WarrantsAndRightsOutstanding
Balance, Series B Redeemable Preferred Stock | 19,425,000 aphb_PrefferedBStockConversionLiability | 12,320,000 aphb_PrefferedBStockConversionLiability
Series B Redeemable Preferred Stock [Member] |  |
Derivatives And Fair Value [Line Items] |  |
Balance, Series B Redeemable Preferred Stock | 12,320,000 aphb_PrefferedBStockConversionLiability / us-gaap_StatementClassOfStockAxis = us-gaap_RedeemableConvertiblePreferredStockMember |
Issuance Of Warrants | 0 aphb_IssuanceOfWarrants / us-gaap_StatementClassOfStockAxis = us-gaap_RedeemableConvertiblePreferredStockMember |
Changes In Estimated Fair Value | 7,105,000 aphb_ChangesInEstimatedFairValue / us-gaap_StatementClassOfStockAxis = us-gaap_RedeemableConvertiblePreferredStockMember |
Balance, Series B Redeemable Preferred Stock | 19,425,000 aphb_PrefferedBStockConversionLiability / us-gaap_StatementClassOfStockAxis = us-gaap_RedeemableConvertiblePreferredStockMember |
Warrant Liability [Member] |  |
Derivatives And Fair Value [Line Items] |  |
Balance, Warrant Liability | 5,826,000 us-gaap_WarrantsAndRightsOutstanding / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |
Issuance Of Warrants | 4,211,000 aphb_IssuanceOfWarrants / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |
Changes In Estimated Fair Value | 4,690,000 aphb_ChangesInEstimatedFairValue / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |
Balance, Warrant Liability | $ 14,727,000 us-gaap_WarrantsAndRightsOutstanding / us-gaap_FinancialInstrumentAxis = us-gaap_WarrantMember |

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- Definition The amount represents changes in estimated fair values during the period. + References No definition available. + Details
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- Details
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- Definition It represents the amount of issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt). + References No definition available. + Details
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- Definition Represents the total value of preferred stock conversion liability as on period end date. + References No definition available. + Details
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Namespace Prefix: | aphb_
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- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Article 4 + Details
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- Details
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