Segment Data (Schedule Of Operations In Geographical Areas) (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jul. 01, 2011	Apr. 01, 2011	Dec. 31, 2010	Oct. 01, 2010	Jul. 02, 2010	Apr. 02, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Sales	$ 4,716,600,000	$ 4,445,800,000	$ 3,635,900,000	$ 3,292,200,000	$ 3,433,000,000	$ 3,026,900,000	$ 3,149,500,000	$ 2,940,600,000	$ 16,090,540,000	$ 12,550,033,000	$ 10,516,681,000
Total Long-lived Assets	23,677,100,000				16,151,700,000				23,677,100,000	16,151,700,000	14,374,800,000
United States [Member]
Sales									6,787,800,000	5,703,300,000	4,963,900,000
Long-lived Assets	16,433,000,000				9,979,400,000				16,433,000,000	9,979,400,000	8,886,800,000
Germany [Member]
Sales									1,189,000,000	928,900,000	802,000,000
Long-lived Assets	1,455,800,000				1,398,900,000				1,455,800,000	1,398,900,000	1,488,200,000
China [Member]
Sales									1,133,200,000	748,700,000	561,900,000
Japan [Member]
Sales									809,400,000	603,000,000	410,300,000
Other [Member]
Sales									6,171,100,000	4,566,100,000	3,778,600,000
Long-lived Assets	$ 5,788,300,000				$ 4,773,400,000				$ 5,788,300,000	$ 4,773,400,000	$ 3,999,800,000
Total Sales [Member] | Other [Member]
Concentration risk percentage	5.00%								5.00%
Total Long-Lived Assets [Member] | Other [Member]
Concentration risk percentage	5.00%								5.00%