XML 57 R47.htm IDEA: XBRL DOCUMENT v3.22.1
Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 618,451 $ 613,607
Less: accumulated depreciation (412,456) (405,814)
Property, plant and equipment, net 205,995 207,793
Land    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 5,070 5,131
Buildings    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 138,610 136,272
Machinery and equipment    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 445,746 435,652
Construction in progress    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 29,025 $ 36,552