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Commitments and Contingencies - Service Agreements (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Aug. 06, 2015 | Dec. 31, 2017 | Dec. 31, 2011
Tissue Processing Agreement [Member] |  |  |
Service Agreements |  |  |
Term of agreement | 5 years |  |
Commitment extension period |  | 18 months |
Annual license fee amount |  | $ 1,400,000 |
Master Services Agreement For Clinical Research and Related Services [Member] |  |  |
Service Agreements |  |  |
Company is required to pay execution of the agreement |  |  | $ 151,318

X
- Definition Amount to be paid on execution of clinical and research service agreement. + References No definition available. + Details
Name: | axgn_AmountToBePaidOnExecutionOfClinicalAndResearchServiceAgreement
Namespace Prefix: | axgn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Annual license fee amount + References No definition available. + Details
Name: | axgn_AnnualLicenseFeeAmount
Namespace Prefix: | axgn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The period of time for which the agreement was extended. + References No definition available. + Details
Name: | axgn_ExtensionPeriod
Namespace Prefix: | axgn_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The period of time covered by the agreement. + References No definition available. + Details
Name: | axgn_TermOfAgreement
Namespace Prefix: | axgn_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PurchaseCommitmentExcludingLongtermCommitmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis=axgn_TissueProcessingAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis=axgn_MasterServicesAgreementForClinicalResearchAndRelatedServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |