Intangible Assets - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	$ 134,380	$ 135,115
Accumulated Amortization	(127,403)	(113,790)
Intangible assets, net	$ 6,977	$ 21,325
Developed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	5 years	5 years
Intangible assets, gross	$ 110,987	$ 110,987
Accumulated Amortization	(105,594)	(94,389)
Intangible assets, net	$ 5,393	$ 16,598
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	5 years 9 months 22 days	5 years 9 months 22 days
Intangible assets, gross	$ 22,934	$ 22,934
Accumulated Amortization	(21,400)	(19,048)
Intangible assets, net	$ 1,534	$ 3,886
Licensed technology
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (in years)	5 years	5 years
Intangible assets, gross	$ 459	$ 1,194
Accumulated Amortization	(409)	(353)
Intangible assets, net	$ 50	$ 841