Segment And Geographic Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Oct. 01, 2011		Oct. 02, 2010		Oct. 01, 2011		Oct. 02, 2010		Jan. 01, 2011
Segment Reporting Information [Line Items]
Net sales	$ 1,382,558		$ 1,239,905		$ 4,204,822		$ 3,814,370
Operating profit	309,667		298,984		956,769		1,009,744
Total assets	9,102,111				9,102,111				8,566,448
Foreign sales, total	725,331		582,278		2,193,193		1,817,715
Long-lived assets	1,391,245				1,391,245				1,323,931
Total international long-lived assets	376,864				376,864				357,995
Concentration of revenue in a geographic market	5.00%		5.00%		5.00%		5.00%
CRM/NMD [Member]
Segment Reporting Information [Line Items]
Net sales	852,774		830,902		2,602,835		2,549,768
Operating profit	522,465		514,788		1,623,378		1,595,378
Total assets	2,407,250				2,407,250				2,150,359
CV/AF [Member]
Segment Reporting Information [Line Items]
Net sales	529,784		409,003		1,601,987		1,264,602
Operating profit	281,041		225,637		834,341		713,748
Total assets	3,108,236				3,108,236				3,097,190
Other Segment [Member]
Segment Reporting Information [Line Items]
Net sales
Operating profit	(493,839)		(441,441)		(1,500,950)		(1,299,382)
Total assets	3,586,625				3,586,625				3,318,899
United States [Member]
Segment Reporting Information [Line Items]
Net sales	657,227		657,627		2,011,629		1,996,655
Long-lived assets	1,014,381				1,014,381				965,936
Europe [Member]
Segment Reporting Information [Line Items]
Net sales	359,132		281,017		1,139,202		949,540
Long-lived assets	82,177				82,177				85,961
Japan [Member]
Segment Reporting Information [Line Items]
Net sales	162,049		141,089		466,256		399,344
Long-lived assets	30,204				30,204				25,583
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net sales	111,406		83,773		310,061		233,080
Long-lived assets	79,550				79,550				74,537
Other Countries [Member]
Segment Reporting Information [Line Items]
Net sales	92,744	[1]	76,399	[1]	277,674	[1]	235,751	[1]
Long-lived assets	$ 184,933				$ 184,933				$ 171,914

[1] No one geographic market is greater than 5% of consolidated net sales.