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Acquisitions (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 02, 2016
Oct. 01, 2016
Dec. 31, 2015
Recognized Identifiable Assets and Liabilities [Abstract]      
Goodwill   $ 356,446 $ 356,864
Pro forma effect of business acquisition   The impact of the acquisition of Rubotherm on the Company’s revenues and net income since the acquisition date for the nine months ended October 1, 2016 was immaterial. The pro forma effect of the ongoing operations for Waters and Rubotherm as though this acquisition had occurred at the beginning of the periods covered by this report was also immaterial.  
Rubotherm [Member]      
Business Acquisition [Line Items]      
Cash consideration paid for acquired entity $ 6,000    
Recognized Identifiable Assets and Liabilities [Abstract]      
Accounts receivable and other assets acquired 1,037    
Inventory acquired 976    
Property, plant and equipment acquired 160    
Intangible assets acquired 2,901    
Goodwill 3,743    
Total assets acquired 8,817    
Accrued expenses and other liabilities acquired 2,849    
Deferred tax liability acquired 782    
Net assets acquired 5,186    
Rubotherm [Member] | Unpatented Technology      
Business Acquisition [Line Items]      
Weighted-average useful life of acquired intangible assets   10 years  
Rubotherm [Member] | Cash Paid At Closing [Member]      
Business Acquisition [Line Items]      
Cash consideration paid for acquired entity 5,000    
Rubotherm [Member] | Cash Paid After Closing [Member]      
Business Acquisition [Line Items]      
Cash consideration paid for acquired entity $ 1,000