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Accumulated Other Comprehensive Income (Tables)
9 Months Ended
Sep. 30, 2011
Accumulated Other Comprehensive Income [Abstract] 
Components Of Comprehensive Income
     Three Months Ended      Nine Months Ended  
(in thousands)    September 30,
2011
    September 30,
2010
     September 30,
2011
    September 30,
2010
 

Net income

   $ 45,546      $ 36,130       $ 133,218      $ 103,992   

Foreign currency translation adjustment

     (7,853     12,777         (1,485     7,001   

Unrealized loss on interest rate swap, net of tax of $0, $0, $0 and $4, respectively

     0        0         0        (7

Realized loss on interest rate swap reclassed into interest expense, net of tax of $0, $0, $0 and $325, respectively

     0        0         0        539   
  

 

 

   

 

 

    

 

 

   

 

 

 

Comprehensive income

   $ 37,693      $ 48,907       $ 131,733      $ 111,525