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Note 7 - Acquired Intangible Assets, Net (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Table Text Block]
      

Year Ended December 31, 2020

 
  

Gross Value

  

Less: Accumulated

Currency Translation

Adjustment

  

Less: Current Period

Impairment Charge

  

Less: Accumulated

Amortization

  

Net Book Value

  

Weighted

Average Useful

Life

 

Developed technology

 $93,953  $(2,648) $(1,025) $(14,381) $75,899  15 

IPR&D

  5,006   (1,005)  (1,414)  -   2,587  

Indefinite

 

Customer relationships

  9,000   -   -   (827)  8,173  10 

Distributor relationships

  4,700   (415)  -   (4,285)  -  5 

Patents

  1,000   (159)  -   (582)  259  16 

Tradenames

  5,200   -   -   (961)  4,239  5 

Total

 $118,859  $(4,227) $(2,439) $(21,036) $91,157  13 
      

Year Ended December 31, 2019

 
  

Gross Value

  

Less: Accumulated

Currency Translation

Adjustment

  

Less: Current Period

Impairment Charge

  

Less: Accumulated

Amortization

  

Net Book Value

  

Weighted

Average Useful

Life

 

Developed technology

 $17,100  $(2,934

)

 $(389

)

 $(9,657

)

 $4,120  15 

IPR&D

  4,406   (1,234

)

  -   -   3,172  

Indefinite

 

Distributor relationships

  4,700   (415

)

  -   (4,285

)

  -  5 

Patents

  1,000   (176

)

  -   (531

)

  293  16 

Tradename

  1,000   -   -   (1,000

)

  -  9 

Total

 $28,206  $(4,759

)

 $(389

)

 $(15,473

)

 $7,585  11