Goodwill and Other Intangibles - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Other Intangible Assets [Line Items]
Amortization expense	$ 10,000,000	$ 10,000,000
Indefinite-lived intangible assets, impairment	$ 0
Customer Relationship | Minimum
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets	2 years
Customer Relationship | Maximum
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets	5 years
Noncompete Agreements | Minimum
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets	2 years
Noncompete Agreements | Maximum
Other Intangible Assets [Line Items]
Estimated useful lives of intangible assets	5 years