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Note 4 - Property and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

At December 31,

 

(In thousands)

 

2022

  

2021

 

Leasehold improvements

 $292  $272 

Equipment

  36,200   32,762 

Property and equipment, gross

  36,492   33,034 

Less accumulated depreciation

  (13,562)  (3,396)

Property and equipment, net

 $22,930  $29,638