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Other Expense, Net (Tables)
12 Months Ended
Dec. 31, 2011
Other Expense, Net [Abstract]  
Other Expense, Net
Other expense, net, consisted of the following (in thousands):

   
2011
  
2010
  
2009
 
Interest expense
 $188  $838  $5,708 
Interest income
  (155)  (59)  (16)
Write-off unamortized debt cost
  -   1,114   291 
Other expense, net
 $33  $1,893  $5,983