Condensed Consolidated Statements of Stockholders' Equity Condensed Consolidated Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Total Stockholders’ Equity	Noncontrolling Interest
Beginning balance at Dec. 28, 2018	$ 2,674.8	$ 0.3	$ 1,591.9	$ 1,268.3	$ (186.1)	$ 2,674.4	$ 0.4
Beginning balance (in shares) at Dec. 28, 2018		250.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	62.4			62.3		62.3	0.1
Other comprehensive income	3.6				3.6	3.6
Comprehensive income	66.0					65.9
Issuance of common stock under employee plans, net of tax withholdings, Shares		1.6
Issuance of common stock under employee plans, net of tax withholdings	25.6		33.3	(7.7)		25.6
Stock Repurchases, Shares		(1.0)
Stock repurchases	(40.0)		(6.5)	(33.5)		(40.0)
Stock-based compensation	16.6		16.6			16.6
Non-controlling interest investment			(0.8)			(0.8)	0.8
Ending balance (in shares) at Mar. 29, 2019		251.5
Ending balance at Mar. 29, 2019	2,743.0	$ 0.3	1,634.5	1,289.4	(182.5)	2,741.7	1.3
Beginning balance at Dec. 28, 2018	2,674.8	$ 0.3	1,591.9	1,268.3	(186.1)	2,674.4	0.4
Beginning balance (in shares) at Dec. 28, 2018		250.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	157.0
Comprehensive income	162.7
Ending balance (in shares) at Jun. 28, 2019		251.8
Ending balance at Jun. 28, 2019	2,825.3	$ 0.3	1,649.7	1,354.4	(180.4)	2,824.0	1.3
Beginning balance at Mar. 29, 2019	2,743.0	$ 0.3	1,634.5	1,289.4	(182.5)	2,741.7	1.3
Beginning balance (in shares) at Mar. 29, 2019		251.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	94.6			94.6		94.6
Other comprehensive income	2.1				2.1	2.1
Comprehensive income	96.7					96.7
Issuance of common stock under employee plans, net of tax withholdings, Shares		0.7
Issuance of common stock under employee plans, net of tax withholdings	(11.8)		1.7	(13.5)		(11.8)
Stock Repurchases, Shares		(0.4)
Stock repurchases	(19.0)		(2.9)	(16.1)		(19.0)
Stock-based compensation	16.4		16.4			16.4
Ending balance (in shares) at Jun. 28, 2019		251.8
Ending balance at Jun. 28, 2019	2,825.3	$ 0.3	1,649.7	1,354.4	(180.4)	2,824.0	1.3
Beginning balance at Jan. 03, 2020	$ 3,120.4	$ 0.2	1,692.8	1,602.8	(176.8)	3,119.0	1.4
Beginning balance (in shares) at Jan. 03, 2020	249.9	249.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 61.9			61.9		61.9	0.0
Other comprehensive income	(54.1)				(54.1)	(54.1)
Comprehensive income	7.8					7.8
Issuance of common stock under employee plans, net of tax withholdings, Shares		1.0
Issuance of common stock under employee plans, net of tax withholdings	12.7		20.4	(7.7)		12.7
Stock Repurchases, Shares		(1.2)
Stock repurchases	(50.0)		(8.4)	(41.6)		(50.0)
Stock-based compensation	11.8		11.8			11.8
Noncontrolling interest investments	(0.4)						(0.4)
Ending balance (in shares) at Apr. 03, 2020		249.7
Ending balance at Apr. 03, 2020	3,102.3	$ 0.2	1,716.6	1,615.4	(230.9)	3,101.3	1.0
Beginning balance at Jan. 03, 2020	$ 3,120.4	$ 0.2	1,692.8	1,602.8	(176.8)	3,119.0	1.4
Beginning balance (in shares) at Jan. 03, 2020	249.9	249.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 125.1
Comprehensive income	$ 103.6
Ending balance (in shares) at Jul. 03, 2020	250.2	250.2
Ending balance at Jul. 03, 2020	$ 3,213.1	$ 0.2	1,737.6	1,672.4	(198.3)	3,211.9	1.2
Beginning balance at Apr. 03, 2020	3,102.3	$ 0.2	1,716.6	1,615.4	(230.9)	3,101.3	1.0
Beginning balance (in shares) at Apr. 03, 2020		249.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	63.2			63.0		63.0	0.2
Other comprehensive income	32.6				32.6	32.6
Comprehensive income	95.8					95.6
Issuance of common stock under employee plans, net of tax withholdings, Shares		0.5
Issuance of common stock under employee plans, net of tax withholdings	(4.1)		1.9	(6.0)		(4.1)
Stock-based compensation	$ 19.1		19.1			19.1
Ending balance (in shares) at Jul. 03, 2020	250.2	250.2
Ending balance at Jul. 03, 2020	$ 3,213.1	$ 0.2	$ 1,737.6	$ 1,672.4	$ (198.3)	$ 3,211.9	$ 1.2