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Commitments and Contingencies (Details) (USD $)
 11 Months Ended 12 Months Ended
Nov. 29, 2013
sqft
Dec. 31, 2014
sqft
Dec. 31, 2013
Dec. 31, 2012
Leases [Abstract]        
Area of property under long-term operating lease (in square feet) 19,467us-gaap_AreaOfRealEstateProperty      
Period of operating lease 7 years      
Period to be lapsed for cancelling lease 5 years      
Penalty payment $ 142,000axti_OperatingLeasePenaltyPayment      
Revised facility area   20,767axti_RevisedAreaOfRealEstateProperty    
Term of revised area contract   2 years    
Savings as a result of revised facility area   382,000axti_NewRealEstateLeaseOperatingSavings    
Percentage of annual rent to be paid for cancelling lease (in hundredths)   50.00%axti_PercentageOfAnnualRentToBePaidForCancellingLease    
Rent expenses under the operating leases   260,000us-gaap_OperatingLeasesRentExpenseNet 638,000us-gaap_OperatingLeasesRentExpenseNet 447,000us-gaap_OperatingLeasesRentExpenseNet
Summary of total minimum lease payments [Abstract]        
2015   260,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent    
2016   165,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears    
2017   159,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears    
2018   30,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears    
2019   26,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears    
Thereafter   126,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter    
Total   766,000us-gaap_OperatingLeasesFutureMinimumPaymentsDue    
Royalty Agreement [Abstract]        
Term of royalty agreement   8 years    
Aggregate amount payable towards royalty   7,000,000axti_AggregateAmountPayableTowardsRoyalty    
Royalty expense   577,000us-gaap_RoyaltyExpense 530,000us-gaap_RoyaltyExpense 1,400,000us-gaap_RoyaltyExpense
Credit of royalty expense   223,000axti_CreditOfRoyaltyExpense 270,000axti_CreditOfRoyaltyExpense  
Summary of total royalty payments under the agreement[Abstract]        
2015   800,000us-gaap_ContractualObligationDueInNextTwelveMonths    
2016   575,000us-gaap_ContractualObligationDueInSecondYear    
2017   575,000us-gaap_ContractualObligationDueInThirdYear    
2018   575,000us-gaap_ContractualObligationDueInFourthYear    
Total royalty payments   $ 2,525,000us-gaap_ContractualObligation