Consolidated Statements Of Income (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Consolidated Statements Of Income [Abstract]
Net sales	$ 2,017.6	$ 1,740.9	$ 6,187.7	$ 5,263.2
Cost of sales	(1,606.4)	(1,367.1)	(4,888.9)	(4,093.9)
Gross profit	411.2	373.8	1,298.8	1,169.3
Selling, general & administrative expenses	(91.5)	(76.0)	(277.5)	(238.9)
Research, development & engineering expenses, net	(103.7)	(88.6)	(335.7)	(273.9)
Amortization of intangibles	(4.2)	(4.9)	(13.5)	(13.8)
Other income (expense), net	(6.9)	(2.2)	(7.0)	(16.1)
Operating income	204.9	202.1	665.1	626.6
Equity in earnings of affiliates, net of tax	2.0	1.7	5.2	3.7
Interest income	1.4	0.9	3.4	2.5
Interest expense	(16.2)	(13.5)	(47.1)	(41.3)
Loss on extinguishment of debt	0.1		(6.2)	(12.1)
Other financial items, net	0.4	(1.6)	(3.0)	(4.7)
Income before income taxes	192.6	189.6	617.4	574.7
Income tax expense	(53.5)	(48.5)	(150.1)	(158.0)
Net income	139.1	141.1	467.3	416.7
Less net income attributable to non-controlling interests	0.7	1.0	2.4	3.6
Net income attributable to controlling interest	$ 138.4	$ 140.1	$ 464.9	$ 413.1
Net earnings per share- basic	$ 1.55	$ 1.58	$ 5.21	$ 4.76
Net earnings per share- diluted	$ 1.48	$ 1.51	$ 4.95	$ 4.50
Weighted average number of shares outstanding, net of treasury shares (in millions)	89.3	88.6	89.2	86.8
Weighted average number of shares outstanding, assuming dilution and net of treasury shares (in millions)	93.5	92.8	93.8	91.8
Number of shares outstanding, excluding dilution and net of treasury shares (in millions)	89.3	88.7	89.3	88.7
Cash dividend per share - declared	$ 0.45	$ 0.35	$ 1.33	$ 0.65
Cash dividend per share - paid	$ 0.45	$ 0.30	$ 1.28	$ 0.30