XML 37 R27.htm IDEA: XBRL DOCUMENT v3.22.1
Note 5 - Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]

Beginning balance, January 1, 2022

 $146,759 

Changes in fair value

  (6,753)

Present value interest accretion

  682 

Currency translation

  (1,225)

Ending balance, March 31, 2022

 $139,463