Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plan (Details)

v2.4.1.9
Employee Benefit Plan (Details) (USD $)
12 Months Ended
Dec. 31, 2014
item
Dec. 31, 2013
Dec. 31, 2007
item
Defined Benefit Plan      
Age limit for eligibility to participate in the plan 18axgn_DefinedContributionPlanMinimumAgeLimitForEligibilityToParticipateInPlan    
Matching contributions 3.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent 3.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent  
Required minimum contribution     3.00%axgn_DefinedContributionPlanEmployerMatchingContributionPercentRequiredMinimumForThreeOfFirstFiveYearsOfPlan
Number of years during period specified     3axgn_DefinedContributionPlanEmployerMatchingContributionPercentRequiredMinimumPercentageNumberOfYearsInSpecifiedPeriod
Period specified requiring minimum match of 3%     5 years
Contributed matching funds $ 146,681us-gaap_DefinedContributionPlanCostRecognized $ 126,322us-gaap_DefinedContributionPlanCostRecognized  
Minimum      
Defined Benefit Plan      
Matching contributions 1.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
   
Maximum      
Defined Benefit Plan      
Matching contributions 3.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
/ us-gaap_RangeAxis
= us-gaap_MaximumMember