Pension and Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2018

Compensation And Retirement Disclosure [Abstract]

Components of Pension and Employee Benefit Expenses

The components of the expense consisted of the following:

(Table only in thousands)	Three Months Ended September 30,						Nine Months Ended September 30,
	2018			2017			2018			2017
Pension plan:
Service cost	$	—		$	101		$	—		$	315
Interest cost		298			329			893			986
Expected return on plan assets		(378	)		(431	)		(1,134	)		(1,292	)
Amortization of net actuarial loss		59			57			178			170
Net periodic benefit cost (gain)	$	(21	)	$	56		$	(63	)	$	179
Health care plan:
Interest cost	$	1		$	1		$	2		$	2
Amortization of loss		2			2			7			6
Net periodic benefit cost	$	3		$	3		$	9		$	8