Document and Entity Information
6 Months Ended
Jun. 30, 2015
Sep. 01, 2015
Document and Entity Information    
Entity Registrant Name Neos Therapeutics, Inc.  
Entity Central Index Key 0001467652  
Document Type 10-Q  
Document Period End Date Jun. 30, 2015  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status No  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   15,836,285
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q2