Goodwill and Intangible Assets, Net - Additional Information (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Jun. 30, 2020	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Goodwill And Intangible Assets [Line Items]
Goodwill		$ 64.0	$ 64.0
Developed Technologies
Goodwill And Intangible Assets [Line Items]
Gross carrying amount		19.0	19.0
Accumulated amortization		13.0	11.0
Amortization expense definite-lived intangible assets		2.0	2.0	$ 2.0
Other Intangible Assets
Goodwill And Intangible Assets [Line Items]
Amortization expense definite-lived intangible assets		0.1
Finite-lived intangible assets acquired	$ 2.0
Acquired finite-lived assets, weighted average useful life	9 years
Trade Names
Goodwill And Intangible Assets [Line Items]
Indefinite-lived trade name/trademarks		$ 1.4	$ 1.4