Stockholders' Equity (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 7,821,591	$ 7,373,434	$ 7,440,059	$ 7,067,009
Shares issued under employee and director stock plans	0	0	(4,468)	(7,641)
Stock-based compensation expense	5,651	5,104	17,228	26,697
Repurchases of common stock	(67,708)	0	(76,671)	0
Accretion of redeemable noncontrolling interest	0	(669)	0	(975)
Noncontrolling earnings	150	195	354	404
Currency translation adjustment on non-controlling interests	(157)	(54)	(88)	(230)
Currency translation adjustment	(149,982)	(33,314)	(90,962)	(146,143)
Prior pension and post-retirement benefit service cost and actuarial gain / loss	216	68	283	291
Net income	155,518	227,013	479,544	632,365
Ending balance	7,765,279	7,571,777	7,765,279	7,571,777
Redeemable Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	0	30,043	0	29,463
Accretion of redeemable noncontrolling interest		670		975
Noncontrolling earnings		817		2,043
Currency translation adjustment on non-controlling interests		(303)		(1,254)
Ending balance	0	31,227	0	31,227
Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 797	$ 820	$ 797	$ 818
Beginning balance (in shares)	79,712	81,952	79,656	81,771
Shares issued under employee and director stock plans			$ 1	$ 2
Shares issued under employee and director stock plans (in shares)			122	181
Repurchases of common stock	$ (5)		$ (6)
Repurchases of common stock (in shares)	(519)		(585)
Ending balance	$ 792	$ 820	$ 792	$ 820
Ending balance (in shares)	79,193	81,952	79,193	81,952
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 1,859,248	$ 1,842,060	$ 1,852,173	$ 1,828,131
Shares issued under employee and director stock plans			(4,502)	(7,664)
Stock-based compensation expense	5,651	5,104	17,228	26,697
Ending balance	1,864,899	1,847,164	1,864,899	1,847,164
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	6,903,261	6,409,552	6,588,197	6,004,506
Repurchases of common stock	(67,703)		(76,665)
Accretion of redeemable noncontrolling interest		(669)		(975)
Net income	155,518	227,013	479,544	632,365
Ending balance	6,991,076	6,635,896	6,991,076	6,635,896
Accumulated Other Comprehensive Income (Loss)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(732,521)	(671,133)	(791,608)	(558,527)
Currency translation adjustment	(149,982)	(33,314)	(90,962)	(146,143)
Prior pension and post-retirement benefit service cost and actuarial gain / loss	216	68	283	291
Ending balance	(882,287)	(704,379)	(882,287)	(704,379)
Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ (215,712)	$ (215,745)	$ (215,745)	$ (215,766)
Beginning balance (in shares)	(7,348)	(7,350)	(7,349)	(7,350)
Shares issued under employee and director stock plans			$ 33	$ 21
Shares issued under employee and director stock plans (in shares)			1
Ending balance	$ (215,712)	$ (215,745)	$ (215,712)	$ (215,745)
Ending balance (in shares)	(7,348)	(7,350)	(7,348)	(7,350)
Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 6,518	$ 7,880	$ 6,245	$ 7,847
Noncontrolling earnings	150	195	354	404
Currency translation adjustment on non-controlling interests	(157)	(54)	(88)	(230)
Ending balance	$ 6,511	$ 8,021	$ 6,511	$ 8,021