Post-Retirement Benefits - Reconciliation of Actuarial Present Value of Projected Benefit Obligations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jun. 27, 2015
Amounts recognized in accumulated other comprehensive income, net of tax:
Pension actuarial loss	$ 150	$ 363
Foreign Plan | Japan
Change in projected benefit obligation:
Projected benefit obligation, beginning of period	6,912	4,817
Service cost	624	560	$ 693
Interest cost	4	48	69
Benefits paid	(197)	(144)
Actuarial (gain) loss on obligation	(213)	614
Currency translation adjustment	(578)	1,017
Projected benefit obligation, end of period	6,552	6,912	$ 4,817
Accrued expenses and other liabilities:
Underfunded pension liability	117	50
Other non-current liabilities:
Underfunded pension liability	6,435	6,862
Amounts recognized in accumulated other comprehensive income, net of tax:
Pension actuarial loss	$ 150	$ 363