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Accumulated Other Comprehensive Income (Tables)
 9 Months Ended
Sep. 30, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
The table below details the components of accumulated other comprehensive income at period end:

  
Pre-Tax Amount
 
Tax (Expense)Benefit
 
Net-of-Tax Amount
December 31, 2011
$
3,812

 
$
(1,471
)
 
$
2,341

Changes in net unrealized gain (loss) on investments
3,042

 
(1,174
)
 
1,868

Reclassification adjustment for realized gains
(155
)
 
60

 
(95
)
September 30, 2012
$
6,699

 
$
(2,585
)
 
$
4,114