Property, Plant and Equipment (Schedule of Property, Plant and Equipment) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property plant and equipment, gross	$ 588,950	$ 568,533
Accumulated depreciation	(381,584)	(367,850)
Property, plant and equipment, net	207,366	200,683
Equipment in process	151,049	126,284
Total property, plant and equipment, net	358,415	326,967
Land and improvements
Property, Plant and Equipment [Line Items]
Property plant and equipment, gross	23,886	24,804
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property plant and equipment, gross	169,548	163,920
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property plant and equipment, gross	334,069	322,653
Office equipment
Property, Plant and Equipment [Line Items]
Property plant and equipment, gross	$ 61,447	$ 57,156