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Document and Entity Information - shares
 6 Months Ended
Dec. 31, 2015
Feb. 22, 2016
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Dec. 31, 2015  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q2  
Trading Symbol ATRN  
Entity Registrant Name Atrinsic, Inc.  
Entity Central Index Key 0001022899  
Current Fiscal Year End Date --06-30  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   400,000,000