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INTERIM CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) | Common Stock [Member] | Common Stock Additional Paid-In Capital [Member] | Common Shares to be Issued [Member] | Deficit Accumulated During the Development Stage [Member] | Total
--- | --- | --- | --- | --- | ---
Beginning Balance at Sep. 30, 2012 | $ 30,241 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 34,599,514 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  | $ (37,504,926)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ (2,875,171)us-gaap_StockholdersEquity
Beginning Balance (Shares) at Sep. 30, 2012 | 30,240,687 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Equity units issued for settlement of loans payable on July 5, 2013 | 4,209 avxl_EquityUnitsIssuedForSettlementOfLoansPayableOnJulyFiveTwoZeroOneThree / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 2,563,011 avxl_EquityUnitsIssuedForSettlementOfLoansPayableOnJulyFiveTwoZeroOneThree / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 2,567,220 avxl_EquityUnitsIssuedForSettlementOfLoansPayableOnJulyFiveTwoZeroOneThree
Equity units issued for settlement of loans payable on July 5, 2013 (Shares) | 4,208,910 avxl_EquityUnitsIssuedForSettlementOfLoansPayableOnJulyFiveTwoZeroOneThreeShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued for cash on July 5, 2013 - at $0.40 | 2,196 avxl_CapitalStockIssuedForCashOnJulyFiveTwoZeroOneThreeAtFourZero / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 563,257 avxl_CapitalStockIssuedForCashOnJulyFiveTwoZeroOneThreeAtFourZero / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 565,453 avxl_CapitalStockIssuedForCashOnJulyFiveTwoZeroOneThreeAtFourZero
Capital stock issued for cash on July 5, 2013 - at $0.40 (Shares) | 2,196,133 avxl_CapitalStockIssuedForCashOnJulyFiveTwoZeroOneThreeAtFourZeroShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Less: Share issue costs |  | (112,174)avxl_LessShareIssueCosts / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | (112,174)avxl_LessShareIssueCosts
Initial purchase shares issued under equity line on July 5, 2013 - at $0.40 | 592 avxl_InitialPurchaseSharesIssuedUnderEquityLineOnJulyFiveTwoZeroOneThreeAtFourZero / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 99,750 avxl_InitialPurchaseSharesIssuedUnderEquityLineOnJulyFiveTwoZeroOneThreeAtFourZero / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 100,342 avxl_InitialPurchaseSharesIssuedUnderEquityLineOnJulyFiveTwoZeroOneThreeAtFourZero
Initial purchase shares issued under equity line on July 5, 2013 - at $0.40 (Shares) | 591,858 avxl_InitialPurchaseSharesIssuedUnderEquityLineOnJulyFiveTwoZeroOneThreeAtFourZeroShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Less: Share Issue costs 2 |  | (71,335)avxl_LessShareIssueCostsTwo / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | (71,335)avxl_LessShareIssueCostsTwo
Common stock to be issued for cash - at $0.50 |  |  | 60,000 avxl_CommonStockToBeIssuedForCashAtFiveZero / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember |  | 60,000 avxl_CommonStockToBeIssuedForCashAtFiveZero
Stock based compensation |  | 1,002,500 avxl_StockBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 1,002,500 avxl_StockBasedCompensation
Net loss for the period |  |  |  | (3,700,046)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (3,700,046)us-gaap_NetIncomeLoss
Ending Balance at Sep. 30, 2013 | 37,238 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 38,644,523 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 60,000 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember | (41,204,972)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (2,463,211)us-gaap_StockholdersEquity
Ending Balance (Shares) at Sep. 30, 2013 | 37,237,588 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Reclassification of derivative liability upon modification of warrant terms |  | 221,000 us-gaap_AdjustmentsToAdditionalPaidInCapitalOther / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 221,000 us-gaap_AdjustmentsToAdditionalPaidInCapitalOther
Equity units issued under Purchase Agreement | 400 avxl_EquityUnitsIssuedUnderPurchaseAgreement / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 187,770 avxl_EquityUnitsIssuedUnderPurchaseAgreement / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 188,170 avxl_EquityUnitsIssuedUnderPurchaseAgreement
Equity units issued under Purchase Agreement (Shares) | 400,000 avxl_EquityUnitsIssuedUnderPurchaseAgreementShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Commitment shares issued under terms of Purchase Agreement | 3 avxl_CommitmentSharesIssuedUnderTermsOfPurchaseAgreement / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | (3)avxl_CommitmentSharesIssuedUnderTermsOfPurchaseAgreement / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  |
Commitment shares issued under terms of Purchase Agreement (Shares) | 2,510 avxl_CommitmentSharesIssuedUnderTermsOfPurchaseAgreementShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued for cash - at $0.50 | 120 avxl_CapitalStockIssuedForCashAtFiveZero / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 59,880 avxl_CapitalStockIssuedForCashAtFiveZero / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (60,000)avxl_CapitalStockIssuedForCashAtFiveZero / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember |  |
Capital stock issued for cash - at $0.50 (Shares) | 120,000 avxl_CapitalStockIssuedForCashAtFiveZeroShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued for cash - at $0.30 | 500 avxl_CapitalStockIssuedForCashAtThreeZero / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 149,500 avxl_CapitalStockIssuedForCashAtThreeZero / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 30,000 avxl_CapitalStockIssuedForCashAtThreeZero / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember |  | 180,000 avxl_CapitalStockIssuedForCashAtThreeZero
Capital stock issued for cash - at $0.30 (Shares) | 500,000 avxl_CapitalStockIssuedForCashAtThreeZeroShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Share issue costs, net of recovery |  | (2,452)avxl_ShareIssueCostsNetOfRecovery / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | (2,452)avxl_ShareIssueCostsNetOfRecovery
Issuance of detachable warrants |  | 5,989,900 avxl_IssuanceOfDetachableWarrants / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 5,989,900 avxl_IssuanceOfDetachableWarrants
Agent's warrants issued in connection with convertible debentures |  | 334,900 avxl_AgentsWarrantsIssuedInConnectionWithConvertibleDebentures / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 334,900 avxl_AgentsWarrantsIssuedInConnectionWithConvertibleDebentures
Beneficial conversion feature on convertible debentures issued |  | 4,010,100 us-gaap_AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 4,010,100 us-gaap_AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature
Capital stock issued pursuant to debt conversions at $0.30 | 6,378 avxl_CapitalStockIssuedPursuantToDebtConversionsAtThreeZero / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 1,907,149 avxl_CapitalStockIssuedPursuantToDebtConversionsAtThreeZero / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 1,913,527 avxl_CapitalStockIssuedPursuantToDebtConversionsAtThreeZero
Capital stock issued pursuant to debt conversions at $0.30 (Shares) | 6,378,426 avxl_CapitalStockIssuedPursuantToDebtConversionsAtThreeZeroShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued pursuant to debt conversions at $0.25 | 2,562 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 548,558 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 551,120 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive
Capital stock issued pursuant to debt conversions at $0.25 (Shares) | 2,561,713 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFiveShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Stock based compensation |  | 27,925 avxl_StockBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 610,000 avxl_StockBasedCompensation / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember |  | 637,925 avxl_StockBasedCompensation
Net loss for the period |  |  |  | (11,368,353)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (11,368,353)us-gaap_NetIncomeLoss
Ending Balance at Sep. 30, 2014 | 47,201 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 52,078,750 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | 640,000 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember | (52,573,325)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | 192,626 us-gaap_StockholdersEquity
Ending Balance (Shares) at Sep. 30, 2014 | 47,200,237 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued pursuant to debt conversions at $0.25 | 5,607 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 1,044,250 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 1,049,857 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFive
Capital stock issued pursuant to debt conversions at $0.25 (Shares) | 5,604,668 avxl_CapitalStockIssuedPursuantToDebtConversionsAtTwoFiveShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Capital stock issued for cash - at $0.25 | 2,000 avxl_CapitalStockIssuedForCashAtTwoFive / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  | 2,000 avxl_CapitalStockIssuedForCashAtTwoFive
Capital stock issued for cash - at $0.25 (Shares) | 2,000,000 avxl_CapitalStockIssuedForCashAtTwoFiveShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |
Stock based compensation |  | 15,362 avxl_StockBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |  |  | 15,362 avxl_StockBasedCompensation
Net loss for the period |  |  |  | (786,718)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | (786,718)us-gaap_NetIncomeLoss
Ending Balance at Dec. 31, 2014 | $ 54,807 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 53,138,362 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ 640,000 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = avxl_CommonSharesToBeIssuedMember | $ (53,360,043)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ 473,126 us-gaap_StockholdersEquity
Ending Balance (Shares) at Dec. 31, 2014 | 54,804,905 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |  |  |

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant