Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

v3.5.0.2
Acquisitions (Details) - USD ($)
$ in Thousands
Feb. 01, 2016
Aug. 19, 2015
DDI    
Business Acquisition [Line Items]    
Purchase price of acquisition $ 7,659  
Aurora    
Business Acquisition [Line Items]    
Purchase price of acquisition   $ 210,026