Consolidated Statements Of Shareholders' Equity - USD ($) shares in Millions, $ in Millions		Total		Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]		Accumulated Other Comprehensive Income/(Loss) [Member]		Parent [Member]		Noncontrolling Interest [Member]
Balance at Jan. 01, 2016		$ 2,271.9	[1]	$ 0.3	$ 1,238.0	$ 1,199.6	[1]	$ (166.9)	[1]	$ 2,271.0	[1]	$ 0.9
Balance, shares at Jan. 01, 2016				250.7
Net income		132.2	[1]			132.4	[1]			132.4	[1]	(0.2)
Other comprehensive loss	[1]	(54.9)						(54.9)		(54.9)
Comprehensive income	[1]	77.3								77.5
Issuance of common stock under employee plans, net of tax withholding - Shares				5.5
Issuance of common stock under employee plans, net of tax withholdings		67.9	[1]		76.7					67.9	[1]
Adjustments Related to Tax Withholding for Share-based Compensation	[1]					(8.8)
Stock Repurchase, Shares				(4.9)
Stock repurchase		(119.5)	[1]		(24.8)	(94.7)	[1]			(119.5)	[1]
Stock based compensation		53.2	[1]		53.2					53.2	[1]
Noncontrolling interest investments		0.0	[1]		0.8					0.8	[1]	(0.8)
Tax benefit from stock option exercises		4.4	[1]		4.4					4.4	[1]
Balance at Dec. 30, 2016		2,355.2	[1]	$ 0.3	1,348.3	1,228.5	[1]	(221.8)	[1]	2,355.3	[1]	(0.1)
Balance, shares at Dec. 30, 2016				251.3
Net income		118.5	[1]			118.4	[1]			118.4	[1]	0.1
Other comprehensive loss	[1]	90.4						90.4		90.4
Comprehensive income	[1]	208.9								208.8
Issuance of common stock under employee plans, net of tax withholding - Shares				5.0
Issuance of common stock under employee plans, net of tax withholdings		73.3	[1]		90.0					73.3	[1]
Adjustments Related to Tax Withholding for Share-based Compensation	[1]					(16.7)
Stock Repurchase, Shares				(7.4)
Stock repurchase		(288.3)	[1]	$ (0.1)	(42.2)	(246.0)	[1]			(288.3)	[1]
Stock based compensation		65.0	[1]		65.0					65.0	[1]
Noncontrolling interest investments		0.0	[1]							0.0	[1]	0.0
Tax benefit from stock option exercises	[1]	0.4				0.4				0.4
Balance at Dec. 29, 2017		$ 2,414.5	[1],[2]	$ 0.2	1,461.1	1,084.6	[1]	(131.4)	[1]	2,414.5	[1]	0.0
Balance, shares at Dec. 29, 2017		248.9		248.9
Net income		$ 283.3	[1]			282.8	[1]			282.8	[1]	0.5
Other comprehensive loss	[1]	(54.7)						(54.7)		(54.7)
Comprehensive income	[1]	228.6								228.1
Issuance of common stock under employee plans, net of tax withholding - Shares				4.4
Issuance of common stock under employee plans, net of tax withholdings		40.2	[1]	$ 0.1	67.5					40.2	[1]
Adjustments Related to Tax Withholding for Share-based Compensation	[1]					(27.4)
Stock Repurchase, Shares				(2.4)
Stock repurchase		(90.0)	[1]	$ 0.0	(14.7)	(75.3)	[1]			(90.0)	[1]
Stock based compensation		78.0	[1]		78.0					78.0	[1]
Noncontrolling Interest Investments - Dividend Distributiion		(0.1)	[1]									(0.1)
Tax benefit on new accounting guidance adoption	[1]	3.6
Tax benefit on new accounting guidance adoption | Accounting Standards Update 2016-16 [Member]	[1]					3.6				3.6
Balance at Dec. 28, 2018		$ 2,674.8	[1]	$ 0.3	$ 1,591.9	$ 1,268.3	[1]	$ (186.1)	[1]	$ 2,674.4	[1]	$ 0.4
Balance, shares at Dec. 28, 2018		250.9		250.9

[1] See Note 2 for a summary of adjustments

[2] See Note 2 for a summary of adjustments