XML 78 R60.htm IDEA: XBRL DOCUMENT v3.22.0.1
Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Property, plant and equipment [Abstract]      
Total property, plant and equipment $ 330,574 $ 303,499  
Less accumulated depreciation 227,788 214,394  
Total property, plant and equipment, net 102,786 89,105  
Depreciation expense 18,200 17,800 $ 17,400
Land, Buildings and Improvements [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment 40,882 38,833  
Machinery and Equipment [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment 159,967 148,578  
Tools, Dies and Auxiliary Equipment [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment 63,944 60,102  
Furniture and Fixtures [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment 30,688 30,347  
Leasehold Improvements [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment 14,081 11,948  
Construction-in-Progress [Member]      
Property, plant and equipment [Abstract]      
Total property, plant and equipment $ 21,012 $ 13,691