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Company Issuance of Share Purchase Warrants (Details) (USD $) | 6 Months Ended
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Mar. 31, 2015
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 1 | $ 33,333,333 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroZEightBXBKSwhcxk
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 2 | 500,000 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroSTwoFfThreevzFivetRFourG
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 3 | 33,833,333 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroSevenNineVZGzQvCKlV
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 4 | 33,333,333 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroZeroQSSevenMfOnezdrgP
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 5 | 500,000 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeromTSixJMZNBzVTwoy
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 6 | 33,833,333 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroThreeRwhkthnhTwoyB
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 7 | 66,666,666 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroRJPsZkByLkJOne
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 8 | 1,000,000 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroFourwyQDSevenllMMEightC
Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 9 | $ 67,666,666 avxl_CompanyIssuanceOfSharePurchaseWarrantsZeroTwoEightOneOneZeroxwbPNinevZeroThreeCcrW

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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 8 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 5 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 7 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 3 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 2 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 6 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 9 + References No definition available. + Details
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 1 + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition Non-interest Bearing Liabilities Company Issuance Of Share Purchase Warrants 4 + References No definition available. + Details
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