Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Jun. 29, 2019	Jun. 30, 2018	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Effective income tax rate	22.90%	21.90%
Benefit related to state tax credits and tax return true-ups		$ 10.6
Non-current deferred tax liabilities included in deferred credits and other liabilities	$ 387.9		$ 332.0
Non-current deferred tax assets included in other assets	$ 0.9		$ 0.7

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant