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Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2021
Property Plant And Equipment [Abstract]  
Schedule of Property, Plant and Equipment

 

 

 

September 30,

2021

 

 

December 31,

2020

 

(Dollars in thousands)

 

 

 

 

 

 

 

 

Land and buildings

 

$

129,221

 

 

$

149,295

 

Machinery and equipment

 

 

861,218

 

 

 

899,764

 

Leasehold improvements and others

 

 

12,421

 

 

 

14,912

 

Construction in progress

 

 

59,275

 

 

 

46,718

 

 

 

 

1,062,135

 

 

 

1,110,689

 

Accumulated depreciation

 

 

(560,363

)

 

 

(588,565

)

Property, plant and equipment, net

 

$

501,772

 

 

$

522,124