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Comprehensive Income and Accumulated Other Comprehensive (Loss) Income
6 Months Ended
Jun. 30, 2011
Comprehensive Income and Accumulated Other Comprehensive (Loss) Income [Abstract]  
Comprehensive Income and Accumulated Other Comprehensive (Loss) Income
Note 9. Comprehensive Income and Accumulated Other Comprehensive (Loss) Income
The following table shows the components of comprehensive income, net of income taxes, for the periods presented:
                                 
    Three Months Ended     Six Months Ended  
    June 30,     June 30,  
    2011     2010     2011     2010  
    (Dollars in thousands)  
 
                               
Net income
  $ 4,516     $ 3,730     $ 8,378     $ 6,700  
 
                               
Net unrealized gains on available-for-sale investment securities:
                               
Net unrealized gains arising during the period
    3,355       1,506       4,107       1,497  
Less: reclassification adjustment for net gains (losses) on sales realized in net income
    370       25       370       57  
Less: reclassification adjustment for other-than-temporary impairment on equity securities realized in net income
    (2 )     (28 )     (7 )     (31 )
 
                       
Total net unrealized gains on available-for-sale investment securities
    2,987       1,509       3,744       1,471  
Net change in fair value of derivatives used for cash flow hedges
    (391 )     (828 )     (242 )     (1,047 )
Defined benefit pension plans:
                               
Less: amortization of net loss included in net periodic pension costs
    (115 )     (116 )     (248 )     (232 )
Less: accretion (amortization) of prior service cost included in net periodic pension costs
    (4 )     7       (9 )     (9 )
Less: accretion of transition asset included in net periodic pension costs
    46       46       92       92  
 
                       
Total defined benefit pension plans
    73       63       165       149  
 
                       
Total comprehensive income, net of tax
  $ 7,185     $ 4,474     $ 12,045     $ 7,273  
 
                       
The following table shows the components of accumulated other comprehensive (loss) income, net of taxes, for the periods presented:
                                 
    Net Unrealized     Net Change              
    Gains on     in Fair Value     Net Change     Accumulated  
    Available for     of Derivative     Related to     Other  
    Sale Investment     Used for Cash     Defined Benefit     Comprehensive  
(Dollars in thousands)   Securities     Flow Hedges     Pension Plan     (Loss) Income  
 
                               
Balance, December 31, 2009
  $ 5,373     $ 1,150     $ (7,047 )   $ (524 )
Net Change
    1,471       (1,047 )     149       573  
 
                       
Balance, June 30, 2010
  $ 6,844     $ 103     $ (6,898 )   $ 49  
 
                       
 
                               
Balance, December 31, 2010
  $ 884     $ 320     $ (7,970 )   $ (6,766 )
Net Change
    3,744       (242 )     165       3,667  
 
                       
Balance, June 30, 2011
  $ 4,628     $ 78     $ (7,805 )   $ (3,099 )