Pension Information (Tables)

3 Months Ended

Mar. 31, 2019

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Pension Benefit

Net periodic pension benefit was as follows:

	Three months ended
	March 31,
	2019			2018
Service cost	$	—		$	—
Interest cost		128			125
Expected return on plan assets		(256	)		(273	)
Other components		147			143
Net periodic pension cost (benefit)	$	19		$	(5	)