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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
3 Months Ended
Mar. 31, 2012
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
13.  ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
 
Components of accumulated other comprehensive income (loss), net of taxes, were as follows:
 
 
March 31,
  
December 31,
 
 
2012
  
2011
 
 
(Dollars in thousands)
 
       
Net unrealized gain on available for sale investment securities
$20,531  $24,011 
Net unrealized loss on derivatives
 (11,131)  (10,559)
Pension adjustments
 (10,699)  (11,288)
  Accumulated other comprehensive income (loss), net of tax
$(1,299) $2,164