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Segment, Customers, and Geographic Information - Major Customers as Percentage of Net Revenue (Detail) - Sales Revenue, Net [Member] - Customer Concentration Risk [Member]
3 Months Ended
Sep. 30, 2017
Sep. 24, 2016
Customer A [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage 18.00% 24.00%
Customer B [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage 13.00% 23.00%
Customer C [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage 11.00% 11.00%