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Inventories, Net
 12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Inventories, net

Note 4 - Inventories, net:

 

 

 

December 31,

 

 

 

2018

 

 

2019

 

 

 

(In thousands)

 

Raw materials

 

$

2,661

 

 

$

2,941

 

Work in process

 

 

11,130

 

 

 

11,771

 

Finished products

 

 

3,311

 

 

 

3,636

 

Total

 

$

17,102

 

 

$

18,348