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Statements of Operations-Additional Information (Tables)
 3 Months Ended
Sep. 30, 2016
Supplemental Income Statement Elements [Abstract]  
Schedule of additional information of statements of operations
     
Three Months
  
For the Periods Ended September 30
    
2016
    
2015
  
Interest expense, net                          
Term B loan
       $ 2,905         $ 2,935    
Revolving credit facility
         955           260    
Acquisition-related accrued interest
         393           345    
Amortization of debt issuance costs and debt discount
         253           242    
Other
         81           86    
Interest expense
         4,587           3,868    
Interest (income)
         (680)           (49)    
        $ 3,907         $ 3,819    
Depreciation and amortization                          
Depreciation of property, plant and equipment
       $ 4,731         $ 4,111    
Amortization of intangible assets
         1,528           1,259    
Amortization of other assets
         59           59    
        $ 6,318         $ 5,429