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Inventories (Schedule Of Components Of Inventories) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Inventories [Abstract]    
Raw materials $ 30,873 $ 28,338
Work-in-process 16,852 14,892
Finished goods 99,749 89,869
Inventories $ 147,474 $ 133,099