Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 26, 2015	Dec. 31, 2016	Dec. 26, 2015
Income Tax Disclosure [Abstract]
Unrecognized tax benefits	$ 20.8		$ 20.8
Liability recorded for interest and penalties related to unrecognized tax benefits	$ 12.7		$ 12.7
Effective income tax rate (as a percent)	34.87%	30.71%	35.09%	33.31%
Tax benefit from contingency resolution				$ 20.8