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Inventories
 12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Inventories

Note 4 – Inventories

Inventories consisted of the following (in thousands):

 

 

December 31,

 

 

 

2021

 

 

2020

 

Finished goods

 

$

4,451

 

 

$

5,092

 

Raw materials

 

 

2,828

 

 

 

1,827

 

Work-in-process

 

 

868

 

 

 

1,685

 

 

 

 

8,147

 

 

 

8,604

 

Less: reserve for excess and obsolete inventory

 

 

(115

)

 

 

(316

)

 

 

$

8,032

 

 

$

8,288

 

At December 31, 2021 and 2020, finished goods included $1.8 million and $2.7 million of inventory held on consignment at customer sites, respectively.