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Note 6 - Comprehensive Income
9 Months Ended
Sep. 30, 2011
Comprehensive Income (Loss) Note [Text Block]
Note 6. Comprehensive Income

Comprehensive income for the three- and nine-month periods ended September 30, 2011 and 2010 was as follows (in thousands):

   
Three Months Ended
September 30,
   
Nine Months Ended
September 30,
 
   
2011
   
2010
   
2011
   
2010
 
Net income
  $ 16,563     $ 9,792     $ 40,094     $ 9,340  
Cash flow hedges:
                               
Derivative loss, net of tax effect of $386, $168, $101 and $1,122, respectively
    (623 )     (272 )     (117 )     (1,826 )
Total comprehensive income
  $ 15,940     $ 9,520     $ 39,977     $ 7,514