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Note 11 - Segment and Geographic Information (Tables)
12 Months Ended
Dec. 28, 2024
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]

(in thousands)

 

2024

   

2023

   

2022

 

Net sales

  $ 401,779     $ 636,322     $ 812,775  
Cost and expenses:                        

Cost of sales

    220,436       332,609       428,803  

Research and development

    81,231       85,178       89,489  

Selling

    51,584       61,056       60,006  

General and administrative

    60,328       58,196       60,212  

Amortization of purchased intangible assets

    39,087       36,355       33,185  
Stock-based compensation     20,740       17,237       14,918  

Other segment items (1)

    (6,681 )     (125 )     (553 )

Income (loss) before taxes

  $ (64,946 )   $ 45,816     $ 126,715  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
   

2024

   

2023

   

2022

 

STMicroelectronics

    *       12.0 %     *  
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

(in thousands)

 

2024

   

2023

   

2022

 

China

  $ 59,491     $ 92,408     $ 146,227  

United States

    56,663       76,995       79,093  

Malaysia

    54,016       100,949       99,508  

Philippines

    51,310       92,529       111,647  

Singapore

    40,827       53,518       67,019  

Rest of the world

    139,472       219,923       309,281  

Total, net

  $ 401,779     $ 636,322     $ 812,775  
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]

(in thousands)

 

2024

   

2023

 

Property, plant and equipment:

               

Philippines

  $ 23,072     $ 22,501  

Germany

    15,705       15,843  

Malaysia

    15,264       4,700  

United States

    13,601       16,093  

Japan

    6,051       7,810  

Rest of the world

    1,093       2,138  

Total, net

  $ 74,786     $ 69,085  
                 

Goodwill and other intangible assets:

               

Germany

  $ 128,513     $ 149,592  

United States

    92,251       111,660  

Malaysia

    61,252       63,249  

Singapore

    56,276       60,875  

Rest of the world

    7,064       8,052  

Total, net

  $ 345,356     $ 393,428