Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2020

Compensation And Retirement Disclosure [Abstract]

Net periodic pension cost

Net periodic pension cost is as follows:

	For the Quarter Ended June 30,						For the Six Months Ended June 30,
	2020			2019			2020			2019
Interest cost	$	48		$	60		$	96		$	120
Expected return on assets		(51	)		(46	)		(102	)		(92	)
Amortization of net loss		20			24			40			48
Net periodic pension cost	$	17		$	38		$	34		$	76