Pension and Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

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 March 31,
	2017			2016
Pension plan:
Service cost	$	113		$	112
Interest cost		329			356
Expected return on plan assets		(431	)		(457	)
Amortization of net actuarial loss		57			53
Net periodic benefit cost	$	68		$	64
Health care plan:
Interest cost	$	1		$	1
Amortization of loss		2			3
Net periodic benefit cost	$	3		$	4