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Subsequent Events (Details) (Subsequent Event [Member], USD $)
In Millions, unless otherwise specified
0 Months Ended
Feb. 23, 2015
Subsequent Event [Member]
 
Subsequent Event [Line Items]  
Future professional services expense $ 1.2axti_FutureProfessionalServicesExpense
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember