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Retirement Plans and Other Postretirement Benefits
 3 Months Ended
Mar. 31, 2024
Retirement Benefits [Abstract]  
Retirement Plans and Other Postretirement Benefits Retirement Plans and Other Postretirement Benefits
Information with respect to the Retirement Plans and Other Postretirement Benefits follows: 
 Three Months Ended March 31,
 2024202320242023
(Dollars in thousands)Retirement PlansOther Post Retirement
Benefits
Service cost$148 $130 $14 $19 
Interest cost592 597 27 32 
Expected loss on plan assets(871)(770)— — 
Amortization of net actuarial loss (gain)175 250 (28)(4)
Net periodic benefit cost$44 $207 $13 $47 
The components of net periodic benefit cost, other than the service cost component, are included in other noninterest expense in the condensed consolidated statements of income.

The Corporation expects to make total contributions of $156 thousand to the Retirement Plans and $112 thousand to Other Postretirement Benefit Plans in 2024. During the three months ended March 31, 2024, the Corporation contributed $39 thousand to its Retirement Benefit Plans and $24 thousand to its Other Postretirement Benefit Plans. During the three months ended March 31, 2024, $710 thousand was paid to participants from the Retirement Plans and $24 thousand was paid to participants from the Other Postretirement Benefit Plans.