Summary of Significant Accounting Policies Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Significant Accounting Policies [Line Items]
Non-cash share-based compensation expense	$ 1,069	$ 145
Provision for income taxes	$ 20,702	$ 21,281
Effective Income Tax Rate Reconciliation, Percent	23.10%	24.50%
Interest paid	$ 20,400	$ 7,200
Income tax payments	$ 3,000	$ 5,700