Geographic Information, Product Groups and Customer Concentration - Additional Information (Detail)	12 Months Ended
	Jun. 30, 2018 customer Segment	Jul. 01, 2017 customer Segment	Jul. 02, 2016 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 accounting for 10% or more	4	4	4
Customer Concentration Risk | Revenues | Customer A
Revenue, Major Customer [Line Items]
Concentration risk percentage	17.00%	18.00%	21.00%
Customer Concentration Risk | Revenues | Customer B
Revenue, Major Customer [Line Items]
Concentration risk percentage	13.00%	18.00%	13.00%
Customer Concentration Risk | Revenues | Customer C
Revenue, Major Customer [Line Items]
Concentration risk percentage	13.00%	15.00%	10.00%
Customer Concentration Risk | Revenues | Customer D
Revenue, Major Customer [Line Items]
Concentration risk percentage	11.00%	12.00%	10.00%
Customer Concentration Risk | Accounts Receivable
Revenue, Major Customer [Line Items]
Number of major customers accounting for 10% or more	2	1
Percentage of accounts receivable	36.00%
Customer Concentration Risk | Accounts Receivable | Customer A
Revenue, Major Customer [Line Items]
Percentage of accounts receivable	22.00%	20.00%
Customer Concentration Risk | Accounts Receivable | Customer B
Revenue, Major Customer [Line Items]
Percentage of accounts receivable	14.00%