Equity (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Jun. 29, 2011	Jun. 23, 2011
Share repurchases
Total number of shares purchased	4.4	6.5	7.7	6.5
Average price paid per share	$ 40.10	$ 28.76	$ 38.96	$ 28.76
Total cash utilized	$ 176.7	$ 186.9	$ 300.3	$ 186.9
Reconciliation of net income to comprehensive income
Net income	215.8	194.2	340.0	301.2
Other comprehensive income, net of tax:
Foreign currency translation adjustment	4.9	(11.8)	33.8	(20.0)
Pension and other postretirement benefit plans	10.3	6.6	14.5	8.8
Unrealized loss on investment and forward exchange contracts	(2.4)	(0.7)	(6.1)	(0.2)
Comprehensive income	228.6	188.3	382.2	289.8
Less: comprehensive income attributable to NCI	(5.0)	(3.4)	(10.5)	(9.2)
Comprehensive income attributable to the Company	223.6	184.9	371.7	280.6
Equity (Textuals) [Abstract]
Stock repurchase program number of shares authorized to be repurchased	45.0		45.0		50.0
Treasury Stock Shares Acquired Under Repurchase Program						2.5
Percentage of Discount from Closing Price of shares Repurchased						1.375%
Amount paid for share repurchase under 2007 Repurchase Program						$ 97.0
Treasury Stock Acquired, Average Cost per Share without Discounted Repurchase	$ 40.83		$ 38.70
Number of shares available for repurchase under 2007 repurchase program	0.7		0.7
Maximum Number of Shares Authorized for Repurchase Under Stock Repurchase Plan as Percentage of Outstanding Common Stock					17.00%

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