Workers Compensation Expense (Tables)

9 Months Ended

Sep. 30, 2021

Workers Compensation Expense

Workers' compensation expense

Workers’ compensation expense consists of the following components:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
	(In thousands)
Self-insured occupational disease benefits:
Service cost	$	1,949	$	1,892	$	5,847	$	5,674
Interest cost(1)		1,110		1,398		3,330		4,196
Net amortization(1)		590		297		1,772		892
Total occupational disease	$	3,649	$	3,587	$	10,949	$	10,762
Traumatic injury claims and assessments		1,779		2,030		5,449		6,312
Total workers’ compensation expense	$	5,428	$	5,617	$	16,398	$	17,074

(1) In accordance with the adoption of ASU 2017-07, “Compensation-Retirement Benefits (Topic 715): Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost,” these costs are recorded within Nonoperating expenses in the Condensed Consolidated Statement of Operations on the line item “Non-service related pension and postretirement benefit costs.”