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Inventories
12 Months Ended
Dec. 31, 2015
Inventories [Abstract]  
Inventory Disclosure [Text Block]
(4)
Inventories
 
 
 
December 31,
 
 
 
2015
 
2014
 
Raw materials and component parts
 
$
30,569
 
$
36,383
 
Finished goods
 
 
67,777
 
 
65,943
 
 
 
$
98,346
 
$
102,326
 
 
Overhead included in inventory aggregated $3.7 million and $3.3 million as of December 31, 2015 and 2014, respectively. Included in inventories is an inventory reserve, which represents the difference between the cost of the inventory and its estimated realizable value, based upon sales forecasts and the physical condition of the inventories. In addition, and as necessary, specific reserves for future known or anticipated events may be established. Inventory reserves aggregated $6.6 million and $6.0 million as of December 31, 2015 and 2014, respectively.