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Recent Accounting Pronouncements Recent Accounting Pronouncements (Tables)
9 Months Ended
Sep. 30, 2012
Recent Accounting Pronouncements [Abstract]  
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]
A summary of the impact of the adoption of this new guidance is shown below (dollars in thousands except per share amounts):
 
Previously Reported
As Adjusted
At December 31, 2011:
 
 
Deferred policy acquisition costs
$
448,795

$
364,937

Deferred tax liability
31,623

2,835

Stockholders' equity
4,008,426

3,953,356

 
 
 
For the Nine Months Ended September 30, 2011:
 
Other operating costs and expenses
$
1,193,040

$
1,196,936

Income before income taxes
368,264

364,368

Federal and foreign income taxes
(91,485
)
(90,282
)
Net income
276,877

274,184

 
 
 
Basic net income per share
$
1.97

$
1.95

Diluted net income per share
1.89

1.87

 
 
 
For the Three Months Ended September 30, 2011:
 
Other operating costs and expenses
$
405,850

$
407,149

Income before income taxes
97,445

96,146

Federal and foreign income taxes
(20,176
)
(19,775
)
Net income
77,308

76,410

 
 
 
Basic net income per share
$
0.56

$
0.55

Diluted net income per share
0.53

0.53