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Inventories (Tables)
6 Months Ended
Jun. 30, 2023
Inventories (Tables) [Line Items]  
Schedule of Inventory, Current [Table Text Block]

 

In thousands

June 30

2023

 

December 31

2022

 

Raw materials

$

1,808

 

$

2,535

Work-in-progress

-

   

-

Finished goods

 

399

 

 

187

 

$

2,207

 

$

2,722