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Business and Credit Concentrations (Tables)
 9 Months Ended
Sep. 30, 2016
Risks and Uncertainties [Abstract]  
Schedule of significant portions of the Company's net sales
Significant portions of the Company’s net sales are as follows: 
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2016
 
2015
 
2016
 
2015
Net sales to foreign customers outside the U.S. and Canada
26.9
%
 
36.2
%
 
31.1
%
 
37.7
%