Employee Benefit Plans Amounts Recognized on Balance Sheet Table (Details) - Pension Plans, Defined Benefit [Member] - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Assets for Plan Benefits, Defined Benefit Plan	$ 7,740	$ 4,470
Defined Benefit Plan, Amounts Recognized in Balance Sheet
Current liabilities	(300)	(340)
Noncurrent liabilities	(6,870)	(8,900)
Net asset (liability) recognized at December 31	$ 570	$ (4,770)