Changes in Accounting (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Dec. 30, 2017	Dec. 30, 2017	Dec. 31, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Excess tax benefits of equity-based compensation	$ 14,800	$ 30,800
Cash paid for shares withheld to cover taxes		9,485	$ 13,298
Accounting Standards Update 2016-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash paid for shares withheld to cover taxes		$ 9,500	$ 13,300