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Goodwill (Details) - USD ($)
6 Months Ended 12 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jan. 02, 2016
Dec. 31, 2016
Apr. 02, 2016
Business Acquisition [Line Items]          
Goodwill impairment $ 0 $ 0 $ 12,700,000    
Goodwill 269,758,000     $ 269,758,000  
Silicon Image, Inc          
Business Acquisition [Line Items]          
Long-term liabilities from valuation and allocation of purchase price consideration         $ 2,100,000
Goodwill 237,600,000        
Series of Individually Immaterial Business Acquisitions          
Business Acquisition [Line Items]          
Goodwill $ 44,800,000