Goodwill and Intangible Assets - Schedule of Intangible Assets (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 27, 2020	Dec. 28, 2019
Finite Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 34,407	$ 27,117
Accumulated Amortization	7,506	5,812
Net Carrying Value	$ 26,901	21,305
Tradenames [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	11 years
Gross Carrying Value	$ 6,760	6,060
Accumulated Amortization	1,280	975
Net Carrying Value	$ 5,480	5,085
Customer Relationships [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	9 years 1 month 6 days
Gross Carrying Value	$ 25,050	20,450
Accumulated Amortization	5,920	4,698
Net Carrying Value	$ 19,130	15,752
Technology [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	8 years 1 month 6 days
Gross Carrying Value	$ 2,167	367
Accumulated Amortization	198	74
Net Carrying Value	$ 1,969	293
Other [Member]
Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	3 years 10 months 24 days
Gross Carrying Value	$ 430	240
Accumulated Amortization	108	65
Net Carrying Value	$ 322	$ 175