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Other Comprehensive Income
 12 Months Ended
Dec. 31, 2012
Other Comprehensive Income (Loss), Tax [Abstract]  
Other Comprehensive Income

(11)      Other Comprehensive Income

 

Accumulated other comprehensive income (loss) included in the balance sheet at December 31 is as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2011

 

 

      Change

 

 

2012

Unrealized appreciation on available-

 

 

 

 

 

 

 

 

 

  for-sale securities

 

$
3,912,000 

 

$
5,988,000 

 

$
9,900,000 

Pension liability adjustment

 

 
(9,895,840)

 

 
(601,778)

 

 
(10,497,618)

Postretirement liability adjustment

 

 
(6,213,194)

 

 
(563,961)

 

 
(6,777,155)

 

 

$
(12,197,034)

 

$
4,822,261 

 

$
(7,374,773)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2010

 

 

      Change

 

 

2011

Unrealized appreciation on available-

 

 

 

 

 

 

 

 

 

  for-sale securities

 

$
6,168,000 

 

$
(2,256,000)

 

$
3,912,000 

Pension liability adjustment

 

 
(8,529,441)

 

 
(1,366,399)

 

 
(9,895,840)

Postretirement liability adjustment

 

 
(8,312,977)

 

 
2,099,783 

 

 
(6,213,194)

 

 

$
(10,674,418)

 

$
(1,522,616)

 

$
(12,197,034)