Summary of Significant Accounting Policies Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Significant Accounting Policies [Line Items]
Non-cash share-based compensation expense	$ 2,000	$ 3,500	$ 3,257	$ 5,268
Provision for income taxes	$ 24,210	$ 25,114	$ 78,158	$ 72,971
Effective Income Tax Rate Reconciliation, Percent			24.30%	24.70%
Interest paid			$ 61,700	$ 35,900
Income tax payments			$ 65,700	$ 61,300