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Restructuring Activities (Tables)
12 Months Ended
Dec. 31, 2011
Restructuring Activities [Abstract]  
Schedule Of Effects Of The Restructuring Initiatives
(Dollars in thousands)
 
Employee-Separation Costs
   
Relocation and Other Costs
   
Total
 
2010 charges
  $ 2,496     $ --     $ 2,496  
Balance at December 31, 2010
    2,496       --       2,496  
     2011 charges
    1,122       859       1,981  
     Cash payments
    (3,493 )     (859 )     (4,352 )
 Balance at December 31, 2011
  $ 125     $ --     $ 125  
                         
Total expense recognized to date
  $ 3,618     $ 859     $ 4,477