Pensions and Postretirement Benefits Other than Pensions (Tables)

3 Months Ended

Mar. 31, 2019

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Costs

The following tables disclose the amount of net periodic benefit costs for the three months ended March 31, 2019 and 2018, respectively, for the Company’s defined benefit plans and other postretirement benefits:

	Pension Benefits - Domestic
	Three Months Ended March 31,
	2019			2018
Components of net periodic benefit cost:
Service cost	$	2,244		$	2,580
Interest cost	9,875			9,210
Expected return on plan assets	(11,990		)	(13,498		)
Amortization of actuarial loss	8,284			8,235
Net periodic benefit cost	$	8,413		$	6,527

	Pension Benefits - International
	Three Months Ended March 31,
	2019			2018
Components of net periodic benefit cost:
Service cost	$	—		$	—
Interest cost	2,821			2,906
Expected return on plan assets	(2,947		)	(3,155		)
Amortization of actuarial loss	949			1,110
Net periodic benefit cost	$	823		$	861

	Other Post Retirement Benefits
	Three Months Ended March 31,
	2019			2018
Components of net periodic benefit cost:
Service cost	$	393		$	487
Interest cost	2,472			2,313
Amortization of prior service cost	(102		)	(135		)
Net periodic benefit cost	$	2,763		$	2,665