Segment Information (Schedule Of Operations In Geographical Areas) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Jul. 01, 2011	Apr. 01, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Sales	$ 4,975.2	$ 4,415.5	$ 4,553.5	$ 4,316.2	$ 4,716.6	$ 4,445.8	$ 3,635.9	$ 3,292.2	$ 18,260.4	$ 16,090.5	$ 12,550.0
Long-Lived Assets	25,353.2				23,677.1				25,353.2	23,677.1	16,151.7
United States
Sales									7,809.8	6,787.8	5,703.3
Long-lived Assets, United States	15,980.8				16,433.0				15,980.8	16,433.0	9,979.4
Germany
Sales									1,111.3	1,189.0	928.9
Long-lived Assets, Germany	1,957.1				1,455.8				1,957.1	1,455.8	1,398.9
China
Sales									1,443.5	1,133.2	748.7
Japan
Sales									892.8	809.4	603.0
All other
Sales									7,003.0	6,171.1	4,566.1
Long-lived Assets, Germany	$ 7,415.3				$ 5,788.3				$ 7,415.3	$ 5,788.3	$ 4,773.4
Total Sales
Concentration risk percentage									5.00%
Total Long-Lived Assets
Concentration risk percentage									5.00%