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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2011
Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] 
Effective Income Tax Rates
The Company’s consolidated effective tax rates on income before extraordinary item are presented in the tables below:
 
 
Effective Tax Rates
 
Three Months Ended
 
Nine Months Ended
 
Twelve Months Ended
 
September 30,
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
 
2011
 
2010
Federal statutory tax rate
35.0
%
 
35.0
%
 
35.0
%
 
35.0
%
 
35.0
%
 
35.0
%
Consolidated effective tax rate
36.6
%
 
35.3
%
 
34.8
%
 
38.0
%
 
33.3
%
 
36.6
%
Without PPACA
36.6
%
 
35.3
%
 
34.8
%
 
34.6
%
 
33.3
%
 
33.5
%