Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings (Deficit)	Accumulated Other Comprehensive Loss
Beginning balance, common stock (in shares) at Dec. 29, 2019		133.6
Beginning balance at Dec. 29, 2019	$ (137.2)	$ 1.3	$ 0.0	$ 3.5	$ (127.1)	$ (14.9)
Beginning balance, treasury stock (shares) at Dec. 29, 2019			0.0
Increase (Decrease) in Stockholders' Equity
Net income	194.8				194.8
Foreign currency translation adjustments, net of tax	3.3					3.3
Stock-based compensation expense	8.5			8.5
Common stock issued for exercise and vesting of stock-based awards (in shares)		1.1
Common stock issued for exercise and vesting of stock-based awards	8.1			8.1
Common stock issued for employee stock purchase plan	1.0			1.0
Withholding taxes on stock-based awards (in shares)		(0.2)
Withholding taxes on stock-based awards	(9.1)			(9.1)
Ending balance, common stock (in shares) at Dec. 27, 2020		134.5
Ending balance at Dec. 27, 2020	69.4	$ 1.3	$ 0.0	12.0	67.7	(11.6)
Ending balance, treasury stock (shares) at Dec. 27, 2020			0.0
Increase (Decrease) in Stockholders' Equity
Net income	294.4				294.4
Foreign currency translation adjustments, net of tax	(2.8)					(2.8)
Purchase of treasury stock (in shares)		(0.7)	0.7
Purchase of treasury stock	(34.0)		$ (34.0)
Stock-based compensation expense	11.4			11.4
Common stock issued for exercise and vesting of stock-based awards	1.0			1.0
Common stock issued for employee stock purchase plan (in shares)		0.5
Common stock issued for employee stock purchase plan	1.6			1.6
Withholding taxes on stock-based awards (in shares)		(0.1)
Withholding taxes on stock-based awards	$ (7.4)			(7.4)
Ending balance, common stock (in shares) at Jan. 02, 2022	134.2	134.2
Ending balance at Jan. 02, 2022	$ 333.6	$ 1.3	$ (34.0)	18.6	362.1	(14.4)
Ending balance, treasury stock (shares) at Jan. 02, 2022	0.7		0.7
Increase (Decrease) in Stockholders' Equity
Net income	$ 292.4				292.4
Foreign currency translation adjustments, net of tax	(39.1)					(39.1)
Purchase of treasury stock (in shares)		(0.7)	0.7
Purchase of treasury stock	(27.2)		$ (27.2)
Stock-based compensation expense	13.0			13.0
Common stock issued for exercise and vesting of stock-based awards (in shares)		0.4
Common stock issued for exercise and vesting of stock-based awards	0.4			0.4
Common stock issued for employee stock purchase plan (in shares)		0.1
Common stock issued for employee stock purchase plan	1.3			1.3
Withholding taxes on stock-based awards (in shares)		(0.2)
Withholding taxes on stock-based awards	$ (7.1)			(7.1)
Ending balance, common stock (in shares) at Jan. 01, 2023	133.8	133.8
Ending balance at Jan. 01, 2023	$ 567.3	$ 1.3	$ (61.2)	$ 26.2	$ 654.5	$ (53.5)
Ending balance, treasury stock (shares) at Jan. 01, 2023	1.4		1.4