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Balance Sheet Components (Accrued Warranties) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 30, 2016
Jan. 01, 2016
Dec. 30, 2016
Jan. 01, 2016
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]        
Balance as of the beginning of the period $ 3,704 $ 4,722 $ 3,944 $ 4,221
Warranty provision recorded during the period 480 934 817 2,413
Consumption during the period (625) (859) (1,202) (1,837)
Balance as of the end of the period $ 3,559 $ 4,797 $ 3,559 $ 4,797