Summary of Stock Plan Activity (Detail)	3 Months Ended
	Sep. 27, 2015 $ / shares shares
Options Outstanding Number of Shares
Beginning balance | shares	835,832
Granted | shares	0
Exercised | shares	(14,718)
Cancelled | shares	0
Ending balance | shares	821,114
Weighted-Average Exercise Price
Beginning balance	$ 37.44
Granted	0
Exercised	25.81
Canceled	0
Ending balance	$ 37.66
Restricted stock units outstanding number of shares
Beginning balance | shares	4,954,088
Granted | shares	73,614
Canceled | shares	(21,964)
Vested restricted stock | shares	(652,543)
Ending balance | shares	4,353,195
Restricted Stock Units Outstanding Number of Shares Weighted-Average FMV at Grant
Beginning balance	$ 60.13
Granted	68.99
Canceled	61.87
Vested restricted stock	40.63
Ending balance	$ 63.20