XML 73 R56.htm IDEA: XBRL DOCUMENT v3.20.4
Property, Plant and Equipment - Schedule of Property Plant and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Property Plant And Equipment [Abstract]      
Buildings and leasehold improvements, Gross $ 267,700 $ 228,522  
Machinery and equipment 942,405 863,771  
Property, plant and equipment, at cost 1,210,105 1,092,293  
Less: Accumulated depreciation and amortization (791,348) (706,658)  
Net 418,757 385,635  
Construction in-progress 45,060 30,747  
Land 66,998 53,192  
Property, plant and equipment, net $ 530,815 $ 469,574 $ 446,835