v3.20.4
SEGMENT INFORMATION Table 3 - Property, Plant, and Equipment, Net, by Geographic Area (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Long-Lived Assets By Geographic Areas    
Long-lived assets $ 3,957,512 $ 4,118,979
United States    
Long-Lived Assets By Geographic Areas    
Long-lived assets 3,837,550 4,000,647
Foreign    
Long-Lived Assets By Geographic Areas    
Long-lived assets $ 119,962 $ 118,332