Basis of Preparation and Summary of Significant Accounting Policies - Schedule of Short-term Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jul. 01, 2017
Investment [Line Items]
Short-term investments	$ 77,440	$ 37,559
Commercial paper
Investment [Line Items]
Short-term investments	41,401	23,459
Corporate bonds
Investment [Line Items]
Short-term investments	4,100	10,094
U.S. Treasury securities
Investment [Line Items]
Short-term investments	$ 31,939	$ 4,006