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Discontinued Operations (Tables)
12 Months Ended
Dec. 31, 2012
Discontinued Operations and Disposal Groups [Abstract]  
Results of Operations of PVG
The disclosures for the 2010 period provided in the table below reflect the results of operations of PVG through the date of the disposition of our entire remaining interest in PVG in June 2010.
 
Year Ended December 31,
 
2012
 
2011
 
2010
Revenues
$

 
$

 
$
303,206

 
 
 
 
 
 
Income from discontinued operations before taxes
$

 
$

 
$
36,832

Income tax expense 1

 

 
(3,384
)
Income from discontinued operations, net of taxes
$

 
$

 
$
33,448

________________________
1 Determined by applying the effective tax rate attributable to discontinued operations to the income from discontinued operations less noncontrolling interests attributable to PVG's operations.