Post-Retirement Benefits - Net Periodic Pension Costs (Detail) - Foreign Plan - Japan - USD ($) $ in Thousands	12 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jun. 27, 2015
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 624	$ 560	$ 693
Interest cost	4	48	69
Net amortization	0	0	35
Net periodic pension cost	$ 628	$ 608	$ 797