Defined Benefit Pension Plans (Tables)

3 Months Ended

Mar. 31, 2021

Retirement Benefits [Abstract]

Schedule of Amounts Recognized in the Consolidated Balance Sheets

Amounts recognized on the Consolidated Balance Sheets consist of:

In thousands	March 31, 2021		December 31, 2020
Liabilities
Current portion of pension benefit obligation in wages and benefits payable	$	2,989	$	3,069
Long-term portion of pension benefit obligation	115,257		119,457
Pension benefit obligation, net	$	118,246	$	122,526

Schedule of Net Periodic Pension Benefit Costs

Net periodic pension benefit cost for our plans include the following components:

	Three Months Ended March 31,
In thousands	2021		2020
Service cost	$	1,149	$	976
Interest cost	352		473
Expected return on plan assets	(89)		(146)
Amortization of prior service costs	17		16
Amortization of actuarial net loss	695		455
Net periodic benefit cost	$	2,124	$	1,774