Performance Share Unit Activity (Detail) - Stock Plan 2010 and 2017 - Performance Share Units - $ / shares		9 Months Ended
		Mar. 30, 2018	Mar. 31, 2017
Number of performance share units
Number of share units, Beginning Balance		227,268
Number of share units, Granted	[1]	378,624	234,678
Number of share units, Issued		0	0
Number of share units, Forfeited		0	0
Number of share units, Ending Balance		605,892	234,678
Weighted Average Grant Date Fair Value Per Share
Weighted-average grant date fair value per share, Beginning Balance		$ 40.48
Weighted-average grant date fair value per share, Granted		37.16	$ 40.48
Weighted-average grant date fair value per share, Issued		0	0
Weighted-average grant date fair value per share, Forfeited		0	0
Weighted-average grant date fair value per share, Ending Balance		$ 38.41	$ 40.48

[1] This represents the target number of performance share units ("PSUs") granted. The actual number of PSUs that may be earned, if any, is dependent upon performance and may range from 0% to 100% percent of the target.