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Accumulated Other Comprehensive Income (Loss)
9 Months Ended
Sep. 30, 2011
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] 
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss)
Accumulated other comprehensive income (loss) included the following as of September 30, 2011, December 31, 2010 and September 30, 2010:
 
 
September 30, 2011
 
December 31, 2010
 
September 30, 2010
 
Accumulated
other
comprehensive
income (loss)
 
Deferred
tax
expense
(benefit)
 
Accumulated
other
comprehensive
income (loss),
net of tax
 
Accumulated
other
comprehensive
income (loss)
 
Deferred
tax
expense
(benefit)
 
Accumulated
other
comprehensive
income (loss),
net of tax
 
Accumulated
other
comprehensive
income (loss)
 
Deferred
tax
expense
(benefit)
 
Accumulated
other
comprehensive
income (loss),
net of tax
Unrealized gains on investment securities available for sale
$
28,830

 
$
11,340

 
$
17,490

 
$
23,195

 
$
9,143

 
$
14,052

 
$
41,026

 
$
15,427

 
$
25,599

Funded status of defined benefit plan
(68,752
)
 
(26,923
)
 
(41,829
)
 
(73,696
)
 
(28,859
)
 
(44,837
)
 
(67,884
)
 
(26,583
)
 
(41,301
)
Unrealized loss on cash flow hedge
(13,531
)
 
(5,343
)
 
(8,188
)
 
(9,492
)
 
(3,748
)
 
(5,744
)
 
(14,263
)
 
(5,632
)
 
(8,631
)
Total
$
(53,453
)
 
$
(20,926
)
 
$
(32,527
)
 
$
(59,993
)
 
$
(23,464
)
 
$
(36,529
)
 
$
(41,121
)
 
$
(16,788
)
 
$
(24,333
)