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Non-interest Bearing Liabilities (Narrative) (Details) (USD $) | 6 Months Ended | 12 Months Ended
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Mar. 31, 2015 | Sep. 30, 2014
Non-interest Bearing Liabilities 1 |  | $ 10,000,000avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeSevenEightrxTtMtZerobDp
Non-interest Bearing Liabilities 2 |  | 67,666,666avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreelfdbOneZeroTgMJNinem
Non-interest Bearing Liabilities 3 |  | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeJEightEightMFZerodtdxLSix
Non-interest Bearing Liabilities 4 |  | $ 0.42avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeFfMNineHnkqbTQl
Non-interest Bearing Liabilities 5 |  | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeXGbfKOneSZvtTp
Non-interest Bearing Liabilities 6 |  | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeKThreeKTTFSixFdCFiveOne
Non-interest Bearing Liabilities 7 |  | 22,326,200avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreesrNThreeCxKSixFiveFiveTW
Non-interest Bearing Liabilities 8 |  | 5,989,900avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreerPZeronndctyEightSevenG
Non-interest Bearing Liabilities 9 |  | 4,010,100avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeRFgWFiveOneLSevenZeroWSevenOne
Non-interest Bearing Liabilities 10 |  | 10,000,000avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeFqFqXGSixKnPThreeb
Non-interest Bearing Liabilities 11 |  | 1,914,433avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreedRhBSevenzTwoldbZG
Non-interest Bearing Liabilities 12 |  | 0avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeGFGTgTwoZerosMZTR
Non-interest Bearing Liabilities 13 |  | 1,000,000avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeLROneSFourtQywpNineR
Non-interest Bearing Liabilities 14 |  | 334,900avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeFourCmgTwoLOneMMRDT
Non-interest Bearing Liabilities 15 |  | 788,712avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreepQPNineZerozwSixThreeDHz
Non-interest Bearing Liabilities 16 |  | 13,044avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeHlngEightfROneThreeTwocTwo
Non-interest Bearing Liabilities 17 |  | 0avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeKBVXtZKRlFouryNine
Non-interest Bearing Liabilities 18 |  | 459,912avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeHZrZFivehKFiveFNinedz
Non-interest Bearing Liabilities 19 |  | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeRFourEightPEightfxMStCD
Non-interest Bearing Liabilities 20 |  | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeRhFivecqnDSixJfCFive
Non-interest Bearing Liabilities 21 |  | 8,099,137avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreemgKwFrNinePfNEightZ
Non-interest Bearing Liabilities 22 |  | 906avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreetOneSixPwxnFtwmOne
Non-interest Bearing Liabilities 23 |  | 459,912avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreefQfJCBKqHQsS
Non-interest Bearing Liabilities 24 |  | 1,110,568avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreefEightyZerocRcGpdTD
Non-interest Bearing Liabilities 25 |  | 8,940,139avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreezpTwoSxThreeSevenyCKMf
Non-interest Bearing Liabilities 26 |  | 6,378,426avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeOnekwZThreeXZeroFqOneBz
Non-interest Bearing Liabilities 27 |  | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeEightHOneNineNwnrRmZeroSix
Non-interest Bearing Liabilities 28 |  | 1,913,527avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeNBxMfcTLEightzmq
Non-interest Bearing Liabilities 29 |  | 2,561,713avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeTkLQNinercCbkqm
Non-interest Bearing Liabilities 30 |  | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreebWTwoSNskWllqC
Non-interest Bearing Liabilities 31 |  | 640,428avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreetHNineSEightsTFqxLX
Non-interest Bearing Liabilities 32 |  | 19,290avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeSixFBgDFourrPhgRk
Non-interest Bearing Liabilities 33 |  | 0avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeEightTTHKZerovwLNgr
Non-interest Bearing Liabilities 34 |  | 815avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeVlvlJcqcZeroFdV
Non-interest Bearing Liabilities 35 |  | 6,448,966avxl_NoninterestBearingLiabilitiesZeroTwoSixFourOneThreeOneTwoThreeKvKbzSixrKWWFourZero
Non-interest Bearing Liabilities 1 | 10,000,000avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroGrlcZZeroNTSevenKJZero |
Non-interest Bearing Liabilities 2 | 67,666,666avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerobSevenWTEightrNGSevenvgV |
Non-interest Bearing Liabilities 3 | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroHkngVzlZerokDQF |
Non-interest Bearing Liabilities 4 | $ 0.42avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerowZZeroBkrrTwoHlNineM |
Non-interest Bearing Liabilities 5 | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerocKThreeBSixHDvgxhz |
Non-interest Bearing Liabilities 6 | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerozFivecJHqTlGDRZero |
Non-interest Bearing Liabilities 7 | 22,326,200avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroTnGOneNineTvCKhnP |
Non-interest Bearing Liabilities 8 | 5,989,900avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroTwoWVZpBHzHyFT |
Non-interest Bearing Liabilities 9 | 4,010,100avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerolbfFiveyRZcnrSw |
Non-interest Bearing Liabilities 10 | 10,000,000avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroSPSevenhZerodCTwozJbK |
Non-interest Bearing Liabilities 11 | 1,000,000avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroTkRVhxnJlThreeTSeven |
Non-interest Bearing Liabilities 12 | 334,900avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroyCzJxdhZvcLf |
Non-interest Bearing Liabilities 13 | 788,712avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroWNNNPgFivetlFouryk |
Non-interest Bearing Liabilities 14 | 459,912avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroKzNinedRJZerolBTwozw |
Non-interest Bearing Liabilities 15 | $ 0.30avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroThlNineZeroSevensnrqtC |
Non-interest Bearing Liabilities 16 | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeronJBSixdHMpwRSevenv |
Non-interest Bearing Liabilities 17 | 8,099,137avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerohfThreeXtsyzBBPv |
Non-interest Bearing Liabilities 18 | 906avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroZeroMmgxLMgSevenFourTq |
Non-interest Bearing Liabilities 19 | 459,912avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroFourmWnSevenHWsSevenbFourf |
Non-interest Bearing Liabilities 20 | 1,110,568avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerogPJxzqJxThreegFG |
Non-interest Bearing Liabilities 21 | 15,673,912avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroZerorxWxZeroPTkrSixX |
Non-interest Bearing Liabilities 22 | $ 0.25avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroZeroSixFivesZeroChhdEightth |
Non-interest Bearing Liabilities 23 | 3,918,478avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeromgEightQRNineTtlZeroSZ |
Non-interest Bearing Liabilities 24 | 105,745avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroThreeXSzFPlKCHnL |
Non-interest Bearing Liabilities 25 | $ 0avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZerogpDdFLVtLfThreeTwo |
Non-interest Bearing Liabilities 26 | 150,000,000avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroThreezqCqCySJcLL |
Non-interest Bearing Liabilities 27 | 400,000,000avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroWxbVCkfxQThreeCSeven |
Non-interest Bearing Liabilities 28 | 6,448,966avxl_NoninterestBearingLiabilitiesZeroTwoEightOneOneZeroqzThreeFGbSByTwoBX |

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