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Note 9 - Net Income (Loss) Per Share (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Year Ended December 31,

 
   

2021

   

2020

 
   

(In thousands, except per share data)

 

Basic:

               

Net income (loss)

  $ 27,004     $ (37,615 )

Weighted average common shares outstanding

    19,827       20,751  

Net income (loss) per share

  $ 1.36     $ (1.81 )

Diluted:

               

Net income (loss)

  $ 27,004     $ (37,615 )

Weighted average common shares outstanding

    19,827       20,751  

Net income (loss) per share

  $ 1.36     $ (1.81 )