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Description of Business (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Apr. 01, 2017
USD ($)
segment
Feb. 17, 2017
condition
Feb. 02, 2017
USD ($)
$ / shares
Dec. 31, 2016
USD ($)
[1]
Apr. 02, 2016
USD ($)
Dec. 31, 2014
USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]            
Number of business segments | segment 1          
Business Acquisition [Line Items]            
Cash on hand held in the United States $ 119,841     $ 86,744 $ 74,340 $ 63,008
Amount of right to receive cash without interest (in dollars per share) | $ / shares     $ 21.75      
Conversion ratio of common stock     0.2675      
Number of conditions satisfied in closing the merger | condition   1        
United States | Minimum            
Business Acquisition [Line Items]            
Cash on hand held in the United States     $ 180,000      
[1] The balance sheet as of December 31, 2016 has been derived from the audited financial statements at that date.