Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2017

Compensation And Retirement Disclosure [Abstract]

Net periodic pension cost

Net periodic pension cost are as follows:

	For the Three Months Ended March 31,
	2017			2016
Interest cost	$	63		$	68
Expected return on assets		(74	)		(80	)
Amortization of net loss		24			20
Net periodic pension cost	$	13		$	8
Company contributions	$	—		$	—