Goodwill and Intangible Assets - Weighted Average Useful Lives of Intangible Assets (Details)	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (Year)	10 years	10 years
Trade name
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (Year)	2 years	1 year 9 months 18 days
Customer backlog
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (Year)	3 years	1 year 9 months 18 days
Developed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (Year)	7 years	0 years
Non-compete
Finite-Lived Intangible Assets [Line Items]
Weighted Average Useful Life (Year)	4 years	4 years 1 month 6 days