BUSINESS AND BASIS OF PRESENTATION - Additional Information (Details) - $ / shares
Jun. 18, 2013
Oct. 13, 2011
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Common stock issue price under initial public offering (in dollars per share)   $ 15.00
Conversion of preferred stock into common stock ratio   1
Existing stockholders, including the Company's CEO and entities affiliated with Summit Partners, L.P.    
Class of Stock [Line Items]    
Number of shares offered 7,031,464  
Offering price (in dollars per share) $ 16.00  
Option granted to underwriters    
Class of Stock [Line Items]    
Number of shares sold in connection with the partial exercise of the option to purchase additional shares 531,464