Pension and Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2019

Compensation And Retirement Disclosure [Abstract]

Components of Pension and Employee Benefit Expenses

The components of the expense consisted of the following:

	Three Months Ended March 31,
(table only in thousands)	2019			2018
Pension plan:
Service cost	$	—		$	97
Interest cost		326			298
Expected return on plan assets		(313	)		(476	)
Amortization of net actuarial loss		65			59
Net periodic benefit cost (gain)	$	78		$	(22	)
Health care plan:
Interest cost	$	1		$	1
Amortization of loss		2			2
Net periodic benefit cost	$	3		$	3