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Income Taxes (Tables)
 6 Months Ended
Jun. 30, 2012
Income Tax Disclosure [Abstract]  
Income tax (provisions) benefits attributable to income from continuing operations
The Company's income tax (provisions) benefits attributable to income from continuing operations consisted of the following for the three and six months ended June 30, 2012 and 2011:
 
 
Three Months Ended
June 30,
 
Six Months Ended
June 30,
 
 
2012
 
2011
 
2012
 
2011
 
 
(in thousands)
Current
 
$
(3,494
)
 
$
(2,540
)
 
$
(15,326
)
 
$
(4,938
)
Deferred
 
48,580

 
(137,642
)
 
(57,291
)
 
(87,337
)
Income tax benefit (provision)
 
$
45,086

 
$
(140,182
)
 
$
(72,617
)
 
$
(92,275
)
Effective tax rate (a)
 
35
%
 
36
%
 
37
%
 
34
%
 ____________________
(a)
Represents the income tax benefit or provision divided by the income or loss from continuing operations before income taxes excluding the effect of net income attributable to noncontrolling interests.