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Income Taxes Income Taxes (Tables)
6 Months Ended
Jun. 30, 2011
Income Taxes [Abstract]  
Net Interest And Penalties [Table Text Block]
The net interest and penalties expense (benefit) recognized is as follows:
 
 
Three Months Ended

June 30,
 
Six Months Ended

June 30,
 
2011
 
2010
 
2011
 
2010
 
(in thousands)
Net interest and penalties expense (benefit)
$
113


 
$
(502
)
 
$
108


 
$
296


Accrued Interest And Penalties [Table Text Block]
Accrued interest and penalties recorded are as follows:


 
June 30, 2011
 
December 31, 2010
 
(in thousands)
Accrued interest
$
4,766


 
$
4,403


Accrued penalties
3,574


 
3,233


Unrecognized Tax Benefits Related To Uncertain Tax Positions [Table Text Block]
Unrecognized tax benefits related to uncertain tax positions and the amount of unrecognized tax benefits that, if recognized, would affect our effective tax rate are as follows:
 
 
June 30, 2011
 
December 31, 2010
 
(in thousands)
Unrecognized tax benefits related to uncertain tax positions
$
29,162


 
$
42,175


The amount of unrecognized tax benefits that, if recognized, would affect our effective tax rate
29,089


 
30,832