Pension Plan and Life Insurance Contract (Tables)

12 Months Ended

Dec. 31, 2020

Defined Benefit Plan Disclosure [Line Items]

Schedule of Changes in Projected Benefit Obligations [Table Text Block]

	2020		2019
Benefit obligation at January 1,	$	20,918	$	20,908
Interest cost	212		338
Actuarial loss	790		1,506
Benefits paid	(1,402)		(1,375)
Cumulative translation adjustment	1,833		(459)
Benefit obligation at December 31,	$	22,351	$	20,918

Schedule of Net Benefit Costs [Table Text Block]

The components of and assumptions used to determine the net periodic benefit cost are as follows:

	December 31,
	2020			2019			2018
Net period benefit cost:
Interest cost	$	212		$	338		$	373
Amortization of net loss	140			35			92
Net periodic benefit cost	$	352		$	373		$	465
Weighted average assumptions
Discount rate (1)	1.03		%	1.71		%	1.64		%
Rate of compensation increase	—		%	—		%	—		%

Schedule of Assumptions Used [Table Text Block]

Assumptions to determine the Company’s benefit obligation are as follows:

	December 31,
	2020		2019		2018
Discount rate (1)	0.72	%	1.03	%	1.71	%
Rate of compensation increase	—	%	—	%	—	%
Measurement Date	12/31/2020		12/31/2019		12/31/2018

Schedule of Expected Benefit Payments [Table Text Block]

The benefits expected to be paid in each of the next five years, and in the aggregate for the five years thereafter are as follows:

2021	1,434
2022	1,415
2023	1,393
2024	1,367
2025	1,335
2025 through 2029	6,034

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

The benefit obligation amounts recognized in the Consolidated Balance Sheets are as follows:

	December 31,
	2020		2019
Current liabilities	$	1,434	$	1,318
Noncurrent liabilities	20,917		19,600
Total	$	22,351	$	20,918