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Accumulated Other Comprehensive Income (Loss)
 3 Months Ended
Mar. 31, 2024
Equity [Abstract]  
Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss)
The following presents the changes in accumulated other comprehensive income (loss) for the three months ended March 31, 2024 and 2023:
Three Months Ended March 31,
20242023
(in thousands)Pension and Other Postretirement BenefitsNet Unrealized Gains (Losses) on Available-for-Sale SecuritiesTotalPension and Other Postretirement BenefitsNet Unrealized Gains (Losses) on Available-for-Sale SecuritiesTotal
Balance, Beginning of Period$1,375 $(227)$1,148 $1,334 $(419)$915 
Other Comprehensive (Loss) Income Before Reclassifications, net of tax
— (24)(24)— 80 80 
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss)(74)
(1)
11 
(2)
(63)(26)
(1)
— 

(26)
Total Other Comprehensive Income (Loss)(74)(13)(87)(26)80 54 
Balance, End of Period$1,301 $(240)$1,061 $1,308 $(339)$969 
(1) Included in the computation of net periodic pension and other postretirement benefit costs. See Note 7.
(2) Included in other income (expense), net on the accompanying consolidated statements of income.