Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment Narrative (Details)

v3.21.2
Property, Plant and Equipment Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Property, Plant and Equipment [Abstract]        
Depreciation expense $ 17,529 $ 16,340 $ 33,533 $ 31,635