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Commitments and Contingencies - Service Agreements (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2010
Tissue Processing Agreement [Member] |  |  |
Service Agreements |  |  |
Term of agreement |  |  | 5 years
Commitment extension period |  | 18 months |
Master Services Agreement For Clinical Research and Related Services [Member] |  |  |
Service Agreements |  |  |
Company is required to pay execution of the agreement | $ 151,318 |  |
Company is required to pay for the agreement on monthly basis | $ 20,416 |  |
Period for agreement | 42 months |  |

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 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 minimum amount the entity agreed to spend monthly under the long-term purchase commitment for a specified period beginning in January 2012. + References No definition available. + Details
Name: | axgn_LongTermPurchaseCommitmentMonthlyAmount
Namespace Prefix: | axgn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of installments for payment of amount committed under clinical and research agreement beginning in January 2012. + References No definition available. + Details
Name: | axgn_NumberOfInstallmentsForPaymentOfAmountCommittedUnderClinicalAndResearchAgreement
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: |