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Geographic and Product Data (Details Textual)
3 Months Ended
Apr. 01, 2016
Apr. 03, 2015
Geographic and Product Data [Line Items]    
Disclosure on Geographic Areas, Description of Revenue from External Customers The Company markets and sells its products in over 60 countries and does its manufacturing in the United States. Other than Japan, China, United States, Korea, Spain, France and Germany the Company does not conduct business in any country in which its sales exceed 5% of consolidated net sales.  
Segment Sales To Consolidated Sales Percentage 100.00%  
Number of Countries in which Entity Operates 60  
Sales Exceed Percentage 5.00%  
Customer One [Member] | Accounts Receivable [Member]    
Geographic and Product Data [Line Items]    
Concentration Risk, Percentage 21.00% 10.00%
Customer One [Member] | Sales Revenue, Net [Member]    
Geographic and Product Data [Line Items]    
Concentration Risk, Percentage 11.00% 12.00%
Customer Two [Member] | Accounts Receivable [Member]    
Geographic and Product Data [Line Items]    
Concentration Risk, Percentage   11.00%
Customer Two [Member] | Sales Revenue, Net [Member]    
Geographic and Product Data [Line Items]    
Concentration Risk, Percentage 16.00% 11.00%