Additional Financial Statement Information (Other Accrued Expenses) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Customer advance payments	$ 7,983	$ 4,765
Accrued restructuring	183	0
Goods received, not yet invoiced	2,523	2,998
Accrued taxes, other than income taxes	1,141	1,425
Accrued commissions	3,217	2,605
Accrued professional fees	1,360	1,336
Accrued technical warranty	740	761
Current accrued pension and other post retirement costs	505	709
Other	2,654	2,997
Other accrued expenses	$ 20,306	$ 17,596