Restatement of Consolidated Financial Statements (Schedule Of Consolidated Balance Sheets) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009	Dec. 31, 2008
Assets
Inventories, net	$ 1,185.5	[1]	$ 1,088.3	[1]
Deferred income taxes	43.2	[1]	39.2	[1]
Total current assets	2,843.7	[1]	2,774.5	[1]
Property, plant and equipment, net	1,023.8	[1]	1,034.2	[1]
Deferred income taxes	16.2	[1]	9.1	[1]
Goodwill	168.1	[1]	178.5	[1]	160.8
Total assets	4,323.0	[1]	4,292.5	[1]
Liabilities
Other liabilities	245.9	[1]	238.1	[1]
Total liabilities	2,861.3	[1]	2,725.2	[1]
Equity
Retained earnings	912.8	[1]	847.1	[1]
Accumulated other comprehensive income (loss)	(99.0)	[1]	13.7	[1]
Total Company shareholders' equity	1,348.4	[1]	1,444.0	[1]
Total equity	1,461.7	[1]	1,567.3	[1]	1,481.4	1,131.7
Total liabilities and equity	4,323.0	[1]	4,292.5	[1]
Errors Relating to Accounting for Inventory [Member] | As Previously Reported [Member]
Assets
Inventories, net	1,228.7		1,118.9
Deferred income taxes	43.4		39.8
Total current assets	2,887.1		2,805.7
Property, plant and equipment, net	1,028.6		1,039.6
Deferred income taxes	18.6		11.3
Goodwill	164.9		174.9
Total assets	4,370.4		4,327.7
Liabilities
Other liabilities	243.1		235.3
Total liabilities	2,858.5		2,722.4
Equity
Retained earnings	959.1		875.3
Accumulated other comprehensive income (loss)	(95.1)		23.5
Total Company shareholders' equity	1,398.6		1,482.0
Total equity	1,511.9		1,605.3
Total liabilities and equity	4,370.4		4,327.7
Errors Relating to Accounting for Inventory [Member] | Effect of Restatement [Member]
Assets
Inventories, net	(43.2)		(30.6)
Deferred income taxes	(0.2)		(0.6)
Total current assets	(43.4)		(31.2)
Property, plant and equipment, net	(4.8)		(5.4)
Deferred income taxes	(2.4)		(2.2)
Goodwill	3.2		3.6
Total assets	(47.4)		(35.2)
Liabilities
Other liabilities	2.8		2.8
Total liabilities	2.8		2.8
Equity
Retained earnings	(46.3)		(28.2)
Accumulated other comprehensive income (loss)	(3.9)		(9.8)
Total Company shareholders' equity	(50.2)		(38.0)
Total equity	(50.2)		(38.0)
Total liabilities and equity	$ (47.4)		$ (35.2)

[1] See Note 22 -Restatement of Consolidated Financial Statements