Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2020

Employee Benefit Plans [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

Net periodic benefit cost for our defined benefit plans included the following components for the three months ended March 31, 2020 and 2019 (in thousands):

	Three Months Ended
	March 31,
	2020			2019
Service cost	$	670		$	587
Interest cost	718			985
Expected return on plan assets	(478		)	(780		)
Amortization of actuarial (gain) loss	114			253
Net periodic benefit cost	$	1,024		$	1,045