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Income Taxes (Tables)
 6 Months Ended
Jun. 30, 2012
Income Tax Disclosure [Abstract]  
Income (Loss) From Continuing Operations Before Income Tax Expense
Income (loss) from continuing operations before income tax (expense) benefit consists of the following for the three and six months ended June 30:
 
 
Three Months Ended
 
Six Months Ended
 
 
 
June 30
 
June 30
 
 
 
2012
 
2011
 
2012
 
2011
 
United States
 
$
(2,249
)
 
$
(3,530
)
 
$
(3,316
)
 
$
(5,414
)
 
Outside the United States
 
(26,052
)
 
29,661

 
(7,921
)
 
68,573

 
Income (loss) from continuing operations before income tax (expense) benefit
 
$
(28,301
)
 
$
26,131

 
$
(11,237
)
 
$
63,159

 
 
 
 
 
 
 
 
 
 
 
Effective income tax rate
 
19.6
%
 
1.3
%
 
4.1
%
 
9.6
%