XML 41 R29.htm IDEA: XBRL DOCUMENT v3.10.0.1
Inventories (Tables)
 12 Months Ended
Dec. 31, 2018
Inventory Disclosure [Abstract]  
Components of inventories
Inventories as of December 31, 2018 and 2017 include the costs of material, labor, and factory overhead. Components of inventories consist of the following:
 
December 31,
 
2018
 
2017
Raw materials
$
13,698

 
$
13,347

Work in process
2,489

 
2,137

Finished goods
6,755

 
7,248

 
$
22,942

 
$
22,732