Goodwill, Trade Names, and Other Intangible Assets - Schedule of Trade Names and Other Intangible Assets Net (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Indefinite-lived Intangible Assets [Line Items]
Goodwill	$ 108,060	$ 108,060
Less: Accumulated amortization	(72,703)	(66,226)
Subtotal	39,202	45,089
Other intangible assets, net	115,043	120,930
Customer Relationships [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 106,647	106,647
Customer Relationships [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	3 years
Customer Relationships [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	10 years
Developed Technology [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 3,000	3,000
Developed Technology [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	9 years
Developed Technology [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	10 years
Noncompete Agreements [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 1,668	1,668
Noncompete Agreements [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	2 years
Noncompete Agreements [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Initial Useful Life (in years)	5 years
Trade Names [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 75,841	$ 75,841
Software License [Member]
Indefinite-lived Intangible Assets [Line Items]
Intangible assets	$ 590
Initial Useful Life (in years)	2 years