Pension and Postretirement Benefits Other Than Pension Plans

3 Months Ended

Mar. 31, 2016

Compensation and Retirement Disclosure [Abstract]

Pension and Postretirement Benefits Other Than Pension Plans

9. PENSION AND POSTRETIREMENT BENEFITS OTHER THAN PENSION PLANS:

Net periodic pension expense reflected in the accompanying condensed consolidated statements of operations included the following components for the respective periods (in thousands):

	Three Months Ended March 31,
	2016			2015
Interest cost	$	977		$	986
Expected return on plan assets		(1,034	)		(1,188	)
Amortization of net actuarial loss		292			308
Total net periodic pension expense	$	235		$	106

Net postretirement benefit income reflected in the accompanying condensed consolidated statements of operations included the following components for the respective periods (in thousands):

	Three Months Ended March 31,
	2016			2015
Interest cost	$	30		$	53
Amortization of net actuarial loss		59			118
Amortization of prior service credit		(328	)		(328	)
Total net postretirement benefit income	$	(239	)	$	(157	)