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Note 15 - Segment Information (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
  

Year Ended December 31,

 
  

2021

  

2020

  

2019

 
  

(in thousands)

 

Revenue:

            

United States

 $83,034  $67,823  $48,614 

EMEA

  58,285   42,441   33,661 

APAC

  50,590   41,269   33,824 

Total revenue

 $191,909  $151,533  $116,099 
  

Year Ended December 31,

 
  

2021

  

2020

  

2019

 
  

(in thousands)

 

Revenue:

            

Germany

 $23,574  $17,650  $15,094 

Japan

  23,360   17,331   16,619 

Singapore

  16,580   15,376   10,674 

Other

  45,361   33,353   25,098 
  

December 31,

  

December 31,

 
  

2021

  

2020

 
  

(in thousands)

 

Property and equipment, net:

        

United States

 $923  $976 

China

  2,376   1,219 

Other

  623   468 

Total property and equipment, net

 $3,922  $2,663