XML 50 R31.htm IDEA: XBRL DOCUMENT v3.10.0.1
Inventories (Tables)
12 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
Inventory, Net of Reserves

Inventories are classified as follows (in thousands):

 

     December 31,  
     2018      2017  

Raw materials

   $ 111,641      $ 99,033  

Work in progress

     15,552        15,324  

Finished goods

     164,376        155,937  
  

 

 

    

 

 

 

Total inventories

   $ 291,569      $ 270,294