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Comprehensive Income
 12 Months Ended
Dec. 31, 2011
Comprehensive Income [Abstract]  
Comprehensive Income
Note 6 - Comprehensive Income

The table below presents the components of comprehensive income for the past three years (in thousands):

  
 
2011
   
2010
   
2009
 
Net income
$
71,993
 
$
57,638
 
$
19,202
 
Foreign currency translation adjustments
 
(609
)
 
(2,170
)
 
2,434
 
Unrealized gains on interest rate swaps (1)
 
1,777
   
996
   
2,178
 
Comprehensive income
$
73,161
 
$
56,464
 
$
23,814
 

(1)  
Amounts are shown net of tax.

The table below presents the components of and changes in Accumulated other comprehensive income (loss) (in thousands):

  
 
Foreign Currency Translation
   
Unrealized Gains (Losses) on Interest Rate Swaps (1)
   
Total
 
Balance at December 31, 2009
$
5,255
 
$
(3,029
)
$
2,226
 
Net change
 
(2,170
)
 
996
   
(1,174
)
Balance at December 31, 2010
 
3,085
   
(2,033
)
 
1,052
 
Net change
 
(609
)
 
1,777
   
1,168
 
Balance at December 31, 2011
$
2,476
 
$
(256
)
$
2,220
 

(1)  
Amounts are shown net of tax.