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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
 9 Months Ended
Sep. 30, 2024
Equity [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
Accumulated other comprehensive income (loss) represents the net unrealized holding gains or losses on securities available for sale and the funded status of the Corporation's defined benefit pension plan and other benefit plans, as of the consolidated balance sheet dates, net of the related tax effect.

The following is a summary of the changes in accumulated other comprehensive income (loss) by component, net of tax, for the periods indicated (in thousands):
 Unrealized Gains and Losses on Securities Available for SaleDefined Benefit and Other Benefit PlansTotal
Balance at July 1, 2024$(66,708)$(3,203)$(69,911)
Other comprehensive income before reclassification14,771 — 14,771 
Amounts reclassified from accumulated other comprehensive income— 5 5 
Net current period other comprehensive income14,771 5 14,776 
Balance at September 30, 2024$(51,937)$(3,198)$(55,135)

 Unrealized Gains and Losses on Securities Available for SaleDefined Benefit and Other Benefit PlansTotal
Balance at July 1, 2023$(70,803)$(3,943)$(74,746)
Other comprehensive income before reclassification(13,941)— (13,941)
Amounts reclassified from accumulated other comprehensive income— 8 8 
Net current period other comprehensive income (loss)(13,941)8 (13,933)
Balance at September 30, 2023$(84,744)$(3,935)$(88,679)

Unrealized Gains and Losses on Securities Available for SaleDefined Benefit and Other Benefit PlansTotal
Balance at January 1, 2024$(62,800)$(3,213)$(66,013)
Other comprehensive income before reclassification10,863 — 10,863 
Amounts reclassified from accumulated other comprehensive income— 15 15 
Net current period other comprehensive income10,863 15 10,878 
Balance at September 30, 2024$(51,937)$(3,198)$(55,135)

Unrealized Gains and Losses on Securities Available for SaleDefined Benefit and Other Benefit PlansTotal
Balance at January 1, 2023$(71,296)$(3,961)$(75,257)
Other comprehensive income before reclassification(13,448)— (13,448)
Amounts reclassified from accumulated other comprehensive income— 26 26 
Net current period other comprehensive income (loss)(13,448)26 (13,422)
Balance at September 30, 2023$(84,744)$(3,935)$(88,679)
The following is the reclassification out of accumulated other comprehensive income for the periods indicated (in thousands):
Details about Accumulated Other Comprehensive Income (Loss) ComponentsThree Months Ended 
 September 30,		Affected Line Item
in the Statement Where
Net Income is Presented
20242023
Amortization of defined pension plan and other benefit plan items:       
   Prior service costs (a)$— $— Other components of net periodic pension and postretirement benefits
   Actuarial losses (a)7 12 Other components of net periodic pension and postretirement benefits
   Tax effect(2)(4)Income tax expense
   Net of tax5 8  
Total reclassification for the period, net of tax$5 $8  
(a) These accumulated other comprehensive income components are included in the computation of net periodic pension and other benefit plan costs (see Note 12 for additional information).
Details about Accumulated Other Comprehensive Income (Loss) ComponentsNine Months Ended 
 September 30,		Affected Line Item
in the Statement Where
Net Income is Presented
20242023
Amortization of defined pension plan and other benefit plan items:       
   Prior service costs (a)$— $— Other components of net periodic pension and postretirement benefits
   Actuarial losses (a)20 36 Other components of net periodic pension and postretirement benefits
   Tax effect(5)10 Income tax expense
   Net of tax15 26  
Total reclassification for the period, net of tax$15 $26  
(a) These accumulated other comprehensive income components are included in the computation of net periodic pension and other benefit plan costs (see Note 12 for additional information).