XML 27 R16.htm IDEA: XBRL DOCUMENT v3.21.2
Retirement Plans and Other Postretirement Benefits
 9 Months Ended
Sep. 30, 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 September 30,
 2021202020212020
(Dollars in thousands)Retirement PlansOther Post Retirement
Benefits
Service cost$164 $117 $36 $27 
Interest cost366 425 21 23 
Expected return on plan assets(946)(816)— — 
Amortization of net actuarial loss318 300 11 7 
Net periodic benefit (income) cost$(98)$26 $68 $57 

 Nine Months Ended September 30,
 2021202020212020
(Dollars in thousands)Retirement PlansOther Post Retirement
Benefits
Service cost$425 $350 $107 $82 
Interest cost1,073 1,259 64 72 
Expected return on plan assets(2,739)(2,450)— — 
Amortization of net actuarial loss952 882 35 19 
Net periodic benefit (income) cost$(289)$41 $206 $173 

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 nine months ended September 30, 2021, the Corporation contributed $117 thousand to its non-qualified retirement plans and $81 thousand to its other postretirement plans. During the nine months ended September 30, 2021, $2.0 million was paid to participants from the retirement plans and $81 thousand was paid to participants from the other postretirement plans.