Employee Stock Plans - Supplemental Disclosure Information, Stock Options Outstanding (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jul. 02, 2016	Jun. 27, 2015
Postemployment Benefits [Abstract]
Shares, Options and SARs exercisable at end of period (in shares)	1,054
Shares, Options and SARs outstanding at end of period	1,066	1,858	2,975	3,381
Weighted-Average Exercise Price, Options and SARs exercisable at end of period (in usd per share)	$ 7.82
Weighted-Average Exercise Price, Options and SARs outstanding at end of period (in usd per share)	$ 7.75	$ 7.84	$ 7.03	$ 7.07
Weighted-Average Remaining Contractual Life, Options and SARs exercisable at end of period	2 years 1 month 10 days
Weighted-Average Remaining Contractual Life, Options and SARs outstanding at end of period	2 years 1 month 20 days
Aggregate Intrinsic Value, Options and SARs exercisable at end of period	$ 3,088
Aggregate Intrinsic Value, Options and SARs outstanding at end of period	$ 3,174