Inventories (Schedule Of Inventories) (Details) (USD $)	Mar. 31, 2012	Dec. 31, 2011
Inventories [Abstract]
Finished goods	$ 191,700,000	$ 189,900,000
Work in process	22,900,000	21,300,000
Raw materials	109,300,000	108,000,000
Inventory, net, total	$ 323,900,000	$ 319,200,000