Assets - Property, Plant, and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Property, plant, and equipment
Gross property, plant and equipment	$ 298,652		$ 298,652		$ 279,556
Less: accumulated depreciation and amortization	180,439		180,439		172,275
Net property, plant, and equipment	118,213		118,213		107,281
Depreciation expense	4,100	$ 3,800	12,300	$ 11,600
Land
Property, plant, and equipment
Gross property, plant and equipment	5,061		5,061		5,061
Building and improvements
Property, plant, and equipment
Gross property, plant and equipment	61,064		61,064		64,198
Machinery and equipment
Property, plant, and equipment
Gross property, plant and equipment	177,519		177,519		155,533
Leaseholds improvements
Property, plant, and equipment
Gross property, plant and equipment	$ 55,008		$ 55,008		$ 54,764