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Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis (Details) (USD $) | 12 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 1 | 3.13%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeThreewVnbWySevenmSixZm |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 2 | 3.21%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreefKcdFivednXFvZerot |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 3 | 29.58 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeTwoThreeHTwoZeroOnevvVnSC |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 4 | 29.48 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeRNbqWkOneZeroTCSEight |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 5 | 100.71%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeTMTsJrZNineqyTwoh |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 6 | 100.07%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreekTcTwoFourPJSevenDZvr |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 7 | $ 0.26 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeqDVNineSixQZZEighthtc |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 8 | 0.18 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreepFiveprTckyFourbbf |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 9 | 0.00%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeNSixPQkFHwkTsm |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 10 | 0.00%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreezClOneMTwoXLfqLZero |
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 1 |  | 0.28%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeBXShXsSixrNineWnc
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 2 |  | 0.10%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreezTXThreegPSevenptZeroPm
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 3 |  | 0.13%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeLKOnehZerozdTFZNZ
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 4 |  | 1.49 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeSixHVThreeQhhwNSyp
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 5 |  | 1.25 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreebWTJOneFOnefXTdOne
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 6 |  | 1.03 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeSevenNMJThreefbXVzws
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 7 |  | 81.57%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeKSixSixCVTWSKQWT
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 8 |  | 77.51%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreedMSMKwWXEightTLC
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 9 |  | 107.62%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreefghMzCLTwonNinelS
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 10 |  | 0.61 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreekkNinesWXscfcwEight
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 11 |  | 0.65 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreebTWflMThreeBmnDB
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 12 |  | $ 0.25 avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeSevenzpLhcLDThreectZero
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 13 |  | 0.00%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeJGQpVTTThreeJTXl
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 14 |  | 0.00%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeQRZtQLdFivePbJc
Summary Of Significant Accounting Policies Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 15 |  | 0.00%avxl_FairValueLiabilitiesMeasuredOnRecurringAndNonrecurringBasisZeroTwoSixFourOneThreeOneTwoThreeZeroZeronylKyXKTwolq

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