Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details 2)

v2.4.1.9
Stock-Based Compensation (Details 2) (Warrant, USD $)
9 Months Ended 12 Months Ended
Mar. 31, 2015
Jun. 30, 2014
Jun. 30, 2013
Warrant
     
Number of Warrants - Outstanding 11,099,739us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
293,092us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued to note holders   225,259antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToNoteHolders
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued to note holders   4,039,184antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToNoteTwoHolders
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued to related party   39,117antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToRelatedParty
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued in private placement 5,276,280antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToPrivatePlacement
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
6,287,679antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToPrivatePlacement
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued to placement agent 1,576,937antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToPlacementAgent
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
290,861antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedToPlacementAgent
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants issued for investor relations 105,000antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedForInvestyorRelations
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
66,667antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsIssuedForInvestyorRelations
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants exercised   (100,550)antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisedInPeriod
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants forfeited   (41,570)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Number of Warrants - Warrants cancelled (59,758)antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWarrantsCancelledInPeriod
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
   
Number of Warrants - Outstanding 17,998,198us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
11,099,739us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
293,092us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
Weighted Average Exercise Price - Outstanding $ 2.21antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 2.21antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued to note holders   $ 1.89antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToNoteHolders
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued to note holders   $ 1.98antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToNoteTwoHolders
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued to related party   $ 7.50antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToRelatedParty
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued in private placement $ 2.50antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToPrivatePlacement
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 2.34antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToPrivatePlacement
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued to placement agent $ 2.50antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToPlacementAgent
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 1.56antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedToPlacementAgent
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants issued for investor relations $ 1.65antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedForInvestyorRelations
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 3.34antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisePriceWarrantsIssuedForInvestyorRelations
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants exercised   $ 1.17antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePriceWarrantsExercised
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants forfeited   $ 1.17antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePriceWarrantsForfeited
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
 
Weighted Average Exercise Price - Warrants cancelled $ 2.92antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePriceWarrantsCancelledInPeriod
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
   
Weighted Average Exercise Price - Outstanding $ 2.31antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 2.21antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
$ 2.21antb_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonVestedWeightedAverageExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_WarrantMember
Weighted Average Remaining Contractual Life - Outstanding 3 years 3 years 7 months 6 days 4 years 1 month 6 days