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Note 12 - Segment Information and Information About Geographic Area (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
   

Three Months Ended

 
   

March 31,

 
   

2022

   

2021

 
   

(in thousands)

United States

  $ 67,476     $ 60,132  

Foreign

    45,944       36,624  

Total revenues

  $ 113,420     $ 96,756  
   

March 31,

   

December 31,

 
   

2022

   

2021

 
   

(in thousands)

 

United States

  $ 67,394     $ 66,440  

India

    19,375       20,401  

Rest of world

    11,177       12,029  

Total

  $ 97,946     $ 98,870