Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Effective income tax rate	30.90%	24.40%
Non-cash gain related to correction of deferred tax liabilities		$ 10.2
Non-current deferred tax liabilities included in deferred credits and other liabilities	$ 506.1		$ 449.2