Defined Benefit Pension Plans (Tables)

9 Months Ended

Sep. 30, 2021

Retirement Benefits [Abstract]

Schedule of Amounts Recognized in the Consolidated Balance Sheets

Amounts recognized on the Consolidated Balance Sheets consist of:

In thousands	September 30, 2021		December 31, 2020
Liabilities
Current portion of pension benefit obligation in wages and benefits payable	$	3,822	$	3,069
Long-term portion of pension benefit obligation	114,771		119,457
Pension benefit obligation, net	$	118,593	$	122,526

Schedule of Net Periodic Pension Benefit Costs

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

	Three Months Ended September 30,				Nine Months Ended September 30,
In thousands	2021		2020		2021		2020
Service cost	$	1,125	$	1,007	$	3,376	$	3,000
Interest cost	345		434		1,046		1,364
Expected return on plan assets	(87)		(85)		(264)		(365)
Amortization of prior service costs	17		17		51		49
Amortization of actuarial net loss	681		482		2,070		1,390
Settlement	—		286		—		286
Net periodic benefit cost	$	2,081	$	2,141	$	6,279	$	5,724