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Inventory (Tables)
12 Months Ended
Dec. 31, 2022
Inventory Disclosure [Abstract]  
Inventory

Inventory consisted of the following at December 31, 2022 and 2021 (in thousands):

 

 

 

2022

 

 

2021

 

Finished goods

 

$

28

 

 

$

515

 

Work-in-process

 

 

2,341

 

 

 

882

 

Raw materials and supplies

 

 

55,669

 

 

 

40,962

 

Inventory

 

$

58,038

 

 

$

42,359