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Comprehensive Income
6 Months Ended
Jun. 30, 2011
Comprehensive Income [Abstract]  
Comprehensive Income
(14) Comprehensive Income

(Dollars in thousands)
   
     
Three months ended June 30,
 
2011
  
2010
 
Net income
 $7,565  $5,298 
Unrealized gains on securities, net of income tax expense of $1,958 in 2011
  and $1,878 in 2010
  3,537   3,401 
Unrealized losses on cash flow hedges, net of income tax benefits of $259 in 2011
  and $307 in 2010
  (468)  (556)
Less reclassification adjustments:
        
  (Gains) losses on securities, net of income tax expense of $81 in 2011 and income tax 
     benefit of $86 in 2010
  (145)  157 
  Change in non-credit portion of other-than-temporary impairment losses, net of income
     tax benefit of $40 in 2010
     72 
  Gains on cash flow hedges, net of income tax expense of $68 in 2011 and $3 in 2010
  122   5 
  Net periodic pension cost, net of income tax benefit of $33 in 2011 and $28 in 2010
  60   50 
Total comprehensive income
 $10,671  $8,427 


(Dollars in thousands)
   
     
Six months ended June 30,
 
2011
  
2010
 
Net income
 $14,365  $10,470 
Unrealized gains on securities, net of income tax expense of $2,010 in 2011
  and $2,961 in 2010
  3,626   5,397 
Unrealized losses on cash flow hedges, net of income tax benefit of $232 in 2011
  and $372 in 2010
  (419)  (673)
Less reclassification adjustments:
        
  (Gains) losses on securities, net of income tax expense of $51 in 2011
    and income tax benefit of $87 in 2010
  (92)  158 
  Change in non-credit portion of other-than-temporary impairment losses,
    net of income tax expense of $8 in 2011 and income tax benefit of $61 in 2010
  (13)  111 
  Gains on cash flow hedges, net of income tax expense of $136 in 2011 and $71 in 2010
  245   129 
  Net periodic pension cost, net of income tax benefit of $66 in 2011 and $56 in 2010
  120   101 
Total comprehensive income
 $17,832  $15,693