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Inventories (Tables)
9 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Components of Inventories

The components of inventories consist of the following:

 

 

 

September 30,

2017

 

 

December 31,

2016

 

Finished products

 

$

107,966

 

 

$

103,832

 

Raw materials

 

 

15,349

 

 

 

16,744

 

 

 

$

123,315

 

 

$

120,576