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Note 9 - Stock-based Compensation (Tables)
3 Months Ended
Mar. 30, 2024
Notes Tables  
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
  

Three Months Ended

 
  

March 30,

  

April 1,

 

(In thousands)

 

2024

  

2023

 

Cost of revenue

 $855  $953 

Research and development

  8,098   5,339 

Selling, general, and administrative

  9,541   7,963 

Total stock-based compensation

 $18,494  $14,255 
Share-Based Payment Arrangement, Performance Shares, Outstanding Activity [Table Text Block]

(Shares in thousands)

 

Total

 

Balance, December 30, 2023

  852 

Granted

  194 

Effect of vesting multiplier

  284 

Vested

  (541)

Cancelled

  (5)

Balance, March 30, 2024

  784