Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Jun. 29, 2019
Income Tax Disclosure [Abstract]
Effective income tax rate	21.90%	20.00%
U.S. federal corporate income tax rate	21.00%
Net deferred tax assets	$ 29.1		$ 29.1
Net deferred tax liabilities	131.1		137.1
Valuation allowance			0.5
Unrecognized tax benefits	1.8		$ 1.9
Decrease in unrecognized tax benefits	$ 0.6