Geographic Information, Product Groups and Customer Concentration - Additional Information (Detail)	12 Months Ended
	Jul. 01, 2017 customer Segment	Jul. 02, 2016 customer Segment	Jun. 27, 2015 customer Segment
Revenue, Major Customer [Line Items]
Number of operating segments | Segment	1	1	1
Customer Concentration Risk | Revenues
Revenue, Major Customer [Line Items]
Number of major customers	4	4	3
Customer Concentration Risk | Revenues | Customer A
Revenue, Major Customer [Line Items]
Concentration risk percentage	18.00%	21.00%	19.00%
Customer Concentration Risk | Revenues | Customer B
Revenue, Major Customer [Line Items]
Concentration risk percentage	18.00%	13.00%	14.00%
Customer Concentration Risk | Revenues | Customer C
Revenue, Major Customer [Line Items]
Concentration risk percentage	15.00%	10.00%	11.00%
Customer Concentration Risk | Revenues | Customer D
Revenue, Major Customer [Line Items]
Concentration risk percentage	12.00%	10.00%
Customer Concentration Risk | Accounts Receivable
Revenue, Major Customer [Line Items]
Concentration risk percentage		63.00%
Number of major customers	1	4
Customer Concentration Risk | Accounts Receivable | Customer A
Revenue, Major Customer [Line Items]
Percentage of accounts receivable	20.00%	23.00%
Customer Concentration Risk | Accounts Receivable | Customer B
Revenue, Major Customer [Line Items]
Percentage of accounts receivable		16.00%
Customer Concentration Risk | Accounts Receivable | Customer C
Revenue, Major Customer [Line Items]
Percentage of accounts receivable		13.00%
Customer Concentration Risk | Accounts Receivable | Customer D
Revenue, Major Customer [Line Items]
Percentage of accounts receivable		10.00%