Goodwill and Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 29, 2019	Dec. 29, 2018
Finite Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 28,327	$ 28,327
Accumulated Amortization	4,474	3,163
Net Carrying Value	$ 23,853	25,164
Tradenames [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	13 years 7 months 6 days
Gross Carrying Value	$ 7,590	7,590
Accumulated Amortization	733	516
Net Carrying Value	$ 6,857	7,074
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	8 years 4 months 24 days
Gross Carrying Value	$ 20,130	20,130
Accumulated Amortization	3,640	2,582
Net Carrying Value	$ 16,490	17,548
Technology [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	12 years 6 months
Gross Carrying Value	$ 367	367
Accumulated Amortization	61	49
Net Carrying Value	$ 306	318
Other [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	4 years 2 months 12 days
Gross Carrying Value	$ 240	240
Accumulated Amortization	40	16
Net Carrying Value	$ 200	$ 224