Pension and Postretirement Benefits Other Than Pension Plans

3 Months Ended

Mar. 31, 2017

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,
	2017			2016
Interest cost	$	914		$	977
Expected return on plan assets		(1,036	)		(1,034	)
Amortization of net actuarial loss		282			292
Total net periodic pension expense	$	160		$	235

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,
	2017			2016
Interest cost	$	26		$	30
Amortization of net actuarial loss		57			59
Amortization of prior service credit		(328	)		(328	)
Total net postretirement benefit income	$	(245	)	$	(239	)