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Retirement Plans and Other Postretirement Benefits
 3 Months Ended
Mar. 31, 2021
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,
 2021202020212020
(Dollars in thousands)Retirement PlansOther Post Retirement
Benefits
Service cost$130 $117 $36 $28 
Interest cost354 417 21 24 
Expected loss on plan assets(892)(816)— — 
Amortization of net actuarial loss317 291 12 6 
Net periodic benefit (income) cost$(91)$9 $69 $58 

The components of net periodic benefit cost other than the service cost component are included in other noninterest expense in the consolidated statements of income.

The Corporation previously disclosed in its financial statements for the year ended December 31, 2020 that it expected to make contributions of $156 thousand to its non-qualified retirement plans and $94 thousand to its other postretirement benefit plans in 2021. During the three months ended March 31, 2021, the Corporation contributed $39 thousand to its non-qualified retirement plans and $27 thousand to its other postretirement plans. During the three months ended March 31, 2021, $664 thousand was paid to participants from the retirement plans and $27 thousand was paid to participants from the other postretirement plans.