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Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment, net
Property, plant and equipment, gross	$ 296,668	$ 294,335
Accumulated depreciation and amortization	(219,107)	(207,757)
Property, plant and equipment, net	77,561	86,578
Depreciation expense	24,100	25,200	$ 24,700
Land
Property, Plant and Equipment, net
Property, plant and equipment, gross	2,529	2,762
Building and improvements
Property, Plant and Equipment, net
Property, plant and equipment, gross	$ 24,800	24,787
Building and improvements \| Minimum
Property, Plant and Equipment, net
Useful Life	30 years
Building and improvements \| Maximum
Property, Plant and Equipment, net
Useful Life	40 years
Office furniture and equipment
Property, Plant and Equipment, net
Property, plant and equipment, gross	$ 18,057	16,620
Office furniture and equipment \| Minimum
Property, Plant and Equipment, net
Useful Life	5 years
Office furniture and equipment \| Maximum
Property, Plant and Equipment, net
Useful Life	8 years
Machinery and equipment
Property, Plant and Equipment, net
Property, plant and equipment, gross	$ 251,282	$ 250,166
Machinery and equipment \| Minimum
Property, Plant and Equipment, net
Useful Life	5 years
Machinery and equipment \| Maximum
Property, Plant and Equipment, net
Useful Life	7 years