Employee Benefit Plans (Details) - USD ($)	12 Months Ended
	Jul. 02, 2016	Jun. 27, 2015	Jun. 28, 2014
Employee 401(k) Plans
Maximum contribution by an employee, as percentage of annual compensation	50.00%
Maximum amount of contribution by an employee in a calendar year	$ 18,000
Employer match of employee's contributions of the first 3% of eligible compensation (as a percent)	100.00%
Percentage of eligible compensation, matched 100% by employer	3.00%
Employer match of employee's contributions of the next 2% of eligible compensation (as a percent)	50.00%
Percentage of eligible compensation, matched 50% by employer	2.00%
Period of service required for eligibility under matching contributions	180 days
Company's matching contribution to the plan	$ 3,500,000	$ 2,600,000	$ 2,500,000