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Retirement Plans and Other Postretirement Benefits
 3 Months Ended
Mar. 31, 2023
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,
 2023202220232022
(Dollars in thousands)Retirement PlansOther Post Retirement
Benefits
Service cost$130 $137 $19 $30 
Interest cost597 390 32 24 
Expected loss on plan assets(770)(933)— — 
Amortization of net actuarial loss (gain)250 204 (4)14 
Net periodic benefit cost (income)$207 $(202)$47 $68 
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 contributions of $156 thousand to the Retirement Plans and $130 thousand to Other Postretirement Benefit Plans in 2023. During the three months ended March 31, 2023, the Corporation contributed $39 thousand to its Non-Qualified Retirement Benefit Plans and $23 thousand to its Other Postretirement Benefit Plans. During the three months ended March 31, 2023, $713 thousand was paid to participants from the Retirement Plans and $23 thousand was paid to participants from the Other Postretirement Benefit Plans.