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COMMITMENTS AND CONTINGENCIES (Details) - USD ($) | 12 Months Ended
--- | ---
Oct. 31, 2019 | Oct. 31, 2018
COMMITMENTS AND CONTINGENCIES (Details) [Line Items] |  |
Base Rent, Periodic Payment | $ 5,000 |
Base Rent, Annual Increase Percentage | 3.00% |
Operating Leases, Rent Expense | $ 60,000 | $ 114,000
San Jose Lease [Member] |  |
COMMITMENTS AND CONTINGENCIES (Details) [Line Items] |  |
Other Commitment, Due in Next Twelve Months | 63,000 |
Other Commitment, Due in Second Year | 59,000 |
Agreement with Moffitt and Cleveland Clinic [Member] |  |
COMMITMENTS AND CONTINGENCIES (Details) [Line Items] |  |
Other Commitment, Due in Next Twelve Months | $ 401,000 |
Office Space In San Jose California [Member] |  |
COMMITMENTS AND CONTINGENCIES (Details) [Line Items] |  |
Lease Expiration Date | Sep. 30, 2021 |
Office Space In Los Angeles California [Member] |  |
COMMITMENTS AND CONTINGENCIES (Details) [Line Items] |  |
Lease Expiration Date | May 31, 2019 |

X
- Definition Annual percentage increase in base rent. + References No definition available. + Details
Name: | anix_BaseRentAnnualIncreasePercentage
Namespace Prefix: | anix_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Periodic base rent. + References No definition available. + Details
Name: | anix_BaseRentPeriodicPayment
Namespace Prefix: | anix_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | anix_COMMITMENTSANDCONTINGENCIESDetailsLineItems
Namespace Prefix: | anix_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Date which lease or group of leases is set to expire, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_LeaseExpirationDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum amount of other commitment maturing in the next fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
Name: | us-gaap_OtherCommitmentDueInNextTwelveMonths
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Minimum amount of other commitment maturing in the second fiscal year following the latest fiscal year for commitments not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in this taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
Name: | us-gaap_OtherCommitmentDueInSecondYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=anix_SanJoseLeaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OtherCommitmentsAxis=anix_AgreementWithMoffittAndClevelandClinicMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis=anix_OfficeSpaceInSanJoseCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertySubjectToOrAvailableForOperatingLeaseAxis=anix_OfficeSpaceInLosAngelesCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |