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Employee Benefit Plan
3 Months Ended
Mar. 31, 2021
Retirement Benefits [Abstract]  
Employee Benefit Plan Employee Benefit Plan
 
The following table sets forth the amount of the net periodic benefit cost recognized by the Company for the Company’s pension plan, post-retirement plan (Life and Health), and supplemental employee retirement plans (“SERP”) including the following components: service cost, interest cost, expected return on plan assets for the period, amortization of net retirement plan actuarial loss, and prior service cost recognized.

Components of Net Periodic Benefit Cost
Pension Benefits
Three Months Ended
Life and Health
Three Months Ended
SERP Benefits
Three Months Ended
(In thousands)3/31/20213/31/20203/31/20213/31/20203/31/20213/31/2020
Service cost$0 $$52 $41 $60 $46 
Interest cost487 641 54 64 199 240 
Expected return on plan assets(1,415)(1,355)0 0 
Amortization of net retirement plan actuarial loss383 350 74 26 307 225 
Amortization of net retirement plan prior service (credit) cost0 (3)(15)(15)71 71 
Net periodic benefit (income) cost$(545)$(367)$165 $116 $637 $582 

The service component of net periodic benefit cost for the Company's benefit plans is recorded as a part of salaries and wages in the consolidated statements of income. All other components are recorded as part of other operating expenses in the consolidated statements of income.
 
The Company realized approximately $619,000 and $494,000, net of tax, as amortization of amounts previously recognized in accumulated other comprehensive (loss) income, for the three months ended March 31, 2021 and 2020, respectively.
 
The Company is not required to contribute to the pension plan in 2021, but it may make voluntary contributions. The Company did not contribute to the pension plan in the first three months of 2021 and 2020.