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Note 14 - Segments and Geographic Areas (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Long-Lived Assets by Geographic Areas [Table Text Block]
  

March 31, 2023

 
  

Long-Lived Assets

  

Total Assets

 

U.S.

  36%  71%
         

EMEA

        

Switzerland

  45%  24%

Italy

  8%  2%

Other

  8%  2%

Total EMEA

  61%  28%
         

Asia

  3%  1%

Total

  100%  100%
  

December 31, 2022

 
  

Long-Lived Assets

  

Total Assets

 

U.S.

  35%  72%
         

EMEA

        

Switzerland

  46%  24%

Italy

  8%  2%

Other

  8%  1%

Total EMEA

  62%  27%
         

Asia

  3%  1%

Total

  100%  100%
Revenue from External Customers by Geographic Areas [Table Text Block]
  

Three Months Ended March 31,

 
  

2023

  

2022

 
         

US

  21%  24%

EMEA

  58%  48%

Asia

  21%  28%

Total

  100%  100%