Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2019

Defined Benefit Pension Plans

Components of Net Periodic Defined Benefit Cost (Income)

The components of net periodic defined benefit pension cost are presented in the table below.

	Three months ended						Six months ended
	June 30,						June 30,
	2018			2019			2018			2019
	(In thousands)
Interest cost	$	372		$	474		$	744		$	948
Expected return on plan assets		(590	)		(477	)		(1,180	)		(954	)
Recognized actuarial losses		365			406			730			812
Total	$	147		$	403		$	294		$	806