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Inventories
6 Months Ended
Jun. 30, 2020
Inventories [Abstract]  
Inventories

Note 4 – Inventories

Inventory costs are summarized as follows:

 

June 30,

December 31,

(in thousands)

 

2020

 

 

2019

 

 

 

 

 

Raw materials

$

349,069

 

$

304,069

Work in process

 

9,929

 

 

8,282

Finished goods

 

4,667

 

 

2,605

 

$

363,665

 

$

314,956