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Note 14 - Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2020
Notes Tables  
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
  

Six months ended June 30,

 
  

2020

  

2019

 
  

(in thousands)

 

Beginning balance

 $1,765  $72 

Additions

  406   - 

Payments

  -   (59)

Change in fair value included in earnings

  57   (13)
         

Ending balance

 $2,228  $-