Basis of Preparation and Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents (Detail) - USD ($) $ in Thousands	Jun. 30, 2018	Jul. 01, 2017	Jul. 02, 2016	Jun. 27, 2015
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 245,688	$ 219,270	$ 95,929	$ 111,840
Cash-in-bank
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	88,297	79,259
Money Market Funds
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	153,392	99,037
Commercial Paper
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	3,999	22,981
Corporate Bonds
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	0	2,012
US agency securities
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 0	$ 15,981