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Accumulated Other Comprehensive Income (Loss)
 6 Months Ended
Jun. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Abstract]  
Accumulated Other Comprehensive Income (Loss)
(7) Accumulated Other Comprehensive Income (Loss)

The following is a summary of the accumulated other comprehensive (loss) income balances, net of tax:

 
  
Three months ended June 30, 2023
  
          Other
    Amount     Other        
          Comprehensive     reclassified     Comprehensive        
          Loss-     from Accumulated     Loss-        
    Balance at     Before     Other Comprehensive     Three months ended     Balance at  
(dollars in thousands)
  
4/1/2023
    
Reclassifications
    
Loss
    
6/30/2023
    
6/30/2023
  
 
                              
Net unrealized holding loss on securities available for sale, net of tax
  
$
(28,370
)
   $
(2,755
)
   $
-
     $
(2,755
)
   $
(31,125
)
Net change in overfunded position in pension and postretirement plans arising during the year, net of tax
    
7,588
      
-
      
-
      
-
      
7,588
  
Net change in net actuarial gain and prior service cost on pension and postretirement benefit plans, net of tax
    
(2,593
)
    
-
      
(82
)
    
(82
)
    
(2,675
)
                                         
Accumulated other comprehensive loss, net of tax
  
$
(23,375
)
   $
(2,755
)
   $
(82
)
   $
(2,837
)
   $
(26,212
)

 
Three months ended June 30, 2022
  
          Other     Amount     Other
       
          Comprehensive     reclassified     Comprehensive        
          Loss-     from Accumulated     Loss-        
    Balance at     Before     Other Comprehensive     Three months ended     Balance at  
(dollars in thousands)
  
4/1/2022
    
Reclassifications
    
Loss
    
6/30/2022
    
6/30/2022
  
                               
Net unrealized holding loss on securities available for sale, net of tax
  
$
(14,277
)
   $
(6,829
)
   $
-
     $
(6,829
)
   $
(21,106
)
Net change in overfunded position in pension and postretirement plans arising during the year, net of tax
    
13,706
      
-
      
-
      
-
      
13,706
  
Net change in net actuarial gain and prior service cost on pension and postretirement benefit plans, net of tax
    
(1,798
)
    
-
      
(224
)
    
(224
)
    
(2,022
)
                                         
Accumulated other comprehensive loss, net of tax
  
$
(2,369
)
   $
(6,829
)
   $
(224
)
   $
(7,053
)
   $
(9,422
)

 
  
Six months ended June 30, 2023
  
          Other     Amount     Other
       
          Comprehensive     reclassified     Comprehensive        
          Income-     from Accumulated      Income-        
    Balance at     Before     Other Comprehensive
     Six months ended     Balance at  
(dollars in thousands)
  
1/1/2023
    
Reclassifications
    
Income
    
6/30/2023
    
6/30/2023
  
 
                              
Net unrealized holding gain on securities available for sale, net of tax
  
$
(32,271
)
   $
1,146
     $
-
     $
1,146
     $
(31,125
)
Net change in overfunded position in pension and postretirement plans arising during the year, net of tax
    
7,588
      
-
      
-
      
-
      
7,588
  
Net change in net actuarial gain and prior service credit on pension and postretirement benefit plans, net of tax
    
(2,511
)
    
-
      
(164
)
    
(164
)
    
(2,675
)
                                         
Accumulated other comprehensive income (loss), net of tax
  
$
(27,194
)
   $
1,146
     $
(164
)
   $
982
     $
(26,212
)

 
Six months ended June 30, 2022
  
          Other
    Amount     Other
       
          Comprehensive     reclassified     Comprehensive        
          Loss-     from Accumulated     Loss-        
    Balance at     Before     Other Comprehensive     Six months ended     Balance at  
(dollars in thousands)
  
1/1/2022
    
Reclassifications
    
Loss
    
6/30/2022
    
6/30/2022
  
                               
Net unrealized holding loss on securities available for sale, net of tax
  
$
(26
)
   $
(21,080
)
   $
-
     $
(21,080
)
   $
(21,106
)
Net change in overfunded position in pension and postretirement plans arising during the year, net of tax
    
13,706
      
-
      
-
      
-
      
13,706
  
Net change in net actuarial gain and prior service cost on pension and postretirement benefit plans, net of tax
    
(1,533
)
    
-
      
(489
)
    
(489
)
    
(2,022
)
                                         
Accumulated other comprehensive income (loss), net of tax
  
$
12,147
     $
(21,080
)
   $
(489
)
   $
(21,569
)
   $
(9,422
)

The following represents the reclassifications out of accumulated other comprehensive income (loss) for the three and six months ended June 30, 2023 and 2022:

(dollars in thousands)
  
Three months ended
    
Six months ended
    
   
June 30,
    
June 30,
    
   
2023
    
2022
    
2023
    
2022
   Affected Line Item in Financial Statements
Amortization of pension and postretirement benefit items:
                                  
Amortization of net actuarial gain
  
$
114
     $
426
    
$
228
     $
504
   Salaries and employee benefits
Amortization of prior service (cost) credit
    
(3
)
    
(123
)
    
(6
)
    
157
   Salaries and employee benefits
Income tax benefit
    
(29
)
    
(79
)
    
(58
)
    
(172
)
 Income taxes
Net of tax
    
82
      
224
      
164
      
489
    
                                                 
Total reclassifications, net of tax
  
$
82
     $
224
    
$
164
     $
489