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Business Divestiture (Details) - Wireless LAN (WLAN) - Disposal Group, Disposed of by Sale, Not Discontinued Operations - USD ($)
3 Months Ended 6 Months Ended
Oct. 28, 2016
Jul. 02, 2016
Jul. 02, 2016
Jul. 01, 2017
Sep. 13, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Divesture of business gross purchase price         $ 55,000,000
Proceeds from divestiture of businesses $ 39,000,000        
Revenue from sale of assets   $ 32,000,000 $ 65,000,000    
Gross profit from sale of assets   $ 15,000,000 $ 29,000,000    
Disposal group, including discontinued operation, assets       $ 0  
Disposal group, including discontinued operation, liabilities       $ 0