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Note 6 - Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
  

September 30, 2021

  

December 31, 2020

 

(in thousands)

 

Level 1

  

Level 2

  

Level 3

  

Level 1

  

Level 2

  

Level 3

 

Financial Assets:

                        

Cash and cash equivalents

 $47,337  $-  $-  $72,225  $-  $- 

Money market mutual fund

  465   -   -   55,378   -   - 

Marketable securities

  11,872   24,227   -   -   -   - 

Total

 $59,674  $24,227  $-  $127,603  $-  $- 

Financial Liabilities:

                        

Contingent consideration

 $-  $-  $4,800  $-  $-  $- 

Total

 $-  $-  $4,800  $-  $-  $-