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SUBSEQUENT EVENTS (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 02, 2018
Jun. 30, 2018
Mar. 31, 2018
Mar. 31, 2017
Subsequent Event [Line Items]        
Acquisition transaction costs     $ 575 $ 0
MXD Group | Subsequent Event        
Subsequent Event [Line Items]        
Purchase price of outstanding equity in acquisition $ 120,000      
Acquisition transaction costs $ 600      
Scenario, Forecast        
Subsequent Event [Line Items]        
Additional tax provision   $ 30,000