Stockholders' Equity - Summary of Weighted Average Grant Date Fair Value of Options Granted and Total intrinsic Value of options Exercised (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jan. 01, 2021	Jan. 03, 2020	Dec. 28, 2018
Stockholders Equity Note [Abstract]
Weighted-average grant-date fair value	$ 13.85	$ 17.95	$ 11.95
Intrinsic value of options (in thousands)	$ 59,771	$ 9,955	$ 13,699

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Balance Type:	debit
Period Type:	duration