Pension Information (Tables)

3 Months Ended

Mar. 31, 2017

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Pension Benefit

Net periodic pension benefit was as follows:

	Three months ended March 31,
	2017			2016
Service cost	$	—		$	—
Interest cost		167			170
Expected return on plan assets		(278	)		(274	)
Other components		94			83
Net periodic pension benefit	$	(17	)	$	(21	)