Employee Benefits (Tables)

12 Months Ended

Dec. 31, 2018

Retirement Benefits [Abstract]

Change in benefit obligation, plan assets funded status and net periodic pension cost (benefit) [Table Text Block]

The following table presents information regarding this plan (in thousands):

	December 31,
	2018			2017
Change in projected benefit obligation:
Projected benefit obligation at beginning of year	$	30,897		$	34,964
Interest cost	973			1,153
Actuarial loss (gain)	(1,417		)	223
Benefits paid	(6,033		)	(5,443		)
Projected benefit obligation at end of year1,2	$	24,547		$	30,897
Change in plan assets:
Plan assets at fair value at beginning of year	$	40,419		$	41,769
Actual return on plan assets	(804		)	4,093
Benefits paid	(6,033		)	(5,443		)
Plan assets at fair value at end of year	$	33,582		$	40,419
Funded status of the plan	$	9,035		$	9,522
Components of net periodic benefit:
Interest cost	$	973		$	1,153
Expected return on plan assets	(2,065		)	(2,041		)
Other	509			184
Net periodic benefit cost (credit)	$	(583	)	$	(704	)

¹  Projected benefit obligation equals accumulated benefit obligation.

² 

Projected benefit obligation is based on January 1 measurement date.

Valuation assumptions used [Table Text Block]

Weighted-average assumptions as of December 31:	2018		2017
Discount rate	4.10	%	3.30	%
Expected return on plan assets	5.50	%	5.50	%

Expected future benefit payments [Table Text Block]

As of December 31, 2018, expected future benefit payments related to the Pension Plan were as follows (in thousands):

2019	$	3,562
2020	2,257
2021	2,194
2022	2,299
2023	2,495
Thereafter	19,175
Total estimated future benefit payments	$	31,982