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Intangible Assets Intangible Assets - Schedule of Finite-Lived Intangible Assets (Details) - USD ($)
$ in Thousands
Oct. 01, 2016
Jan. 02, 2016
Jan. 03, 2015
Finite-Lived Intangible Assets [Line Items]      
Total cost $ 50,914   $ 43,892
Total accumulated amortization (21,098)   (16,336)
Intangible assets, net 29,816   27,556
Patents      
Finite-Lived Intangible Assets [Line Items]      
Total cost 19,449   21,619
Customer relationships      
Finite-Lived Intangible Assets [Line Items]      
Total cost 7,669   7,669
Licensing Agreements [Member]      
Finite-Lived Intangible Assets [Line Items]      
Total cost 7,500 $ 0  
Acquired technology      
Finite-Lived Intangible Assets [Line Items]      
Total cost 5,580   5,580
Trademarks      
Finite-Lived Intangible Assets [Line Items]      
Total cost 3,733   3,944
Capitalized software development costs      
Finite-Lived Intangible Assets [Line Items]      
Total cost 2,539   2,539
Other      
Finite-Lived Intangible Assets [Line Items]      
Total cost $ 4,444   $ 2,541