XML 49 R35.htm IDEA: XBRL DOCUMENT v3.20.4
Note 13 - Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
  

Year ended December 31,

 
  

2020

  

2019

  

2018

 
  

(in thousands)

 

Beginning balance

 $1,764  $72  $1,300 

Additions

  406   1,989   - 

Payments

  -   (309)  (1,199)

Change in fair value included in earnings

  70   12   (29)
             

Ending balance

 $2,240  $1,764  $72