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Inventories
6 Months Ended
Jun. 30, 2018
Inventories [Abstract]  
Inventories
Note C – Inventories

Inventories consist of the following components:

  
June 30, 2018
  
December 30, 2017
 
       
Raw material and component parts
 
$
15,126,400
  
$
14,331,915
 
Work in process
  
8,146,245
   
7,718,379
 
Finished goods
  
26,616,440
   
25,218,463
 
Total inventories
 
$
49,889,085
  
$
47,268,757