Pension and Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2015

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,
	2015			2014
Pension plan:
Service cost	$	58		$	50
Interest cost		354			357
Expected return on plan assets		(502	)		(488	)
Amortization of net actuarial loss		65			44
Net periodic benefit gain	$	(25	)	$	(37	)
Health care plan:
Interest cost	$	1		$	1
Amortization of loss (gain)		2			(1	)
Net periodic benefit cost	$	3		$	—