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Note 5 - Other Current Assets
12 Months Ended
Dec. 31, 2019
Notes to Financial Statements  
Other Current Assets [Text Block]
5.
OTHER CURRENT ASSETS
 
Prepayments and other current assets consist of the following at
December 31, 2019
and
2018:
 
     
2019
   
2018
 
Income tax receivable
(1)
  $
2,510
    $
5,087
 
Prepaid expense
   
3,528
     
3,878
 
Other
   
3,579
     
3,204
 
Total prepayments and other current assets
  $
9,617
    $
12,169
 
                      
(
1
)
See Note
16
Income Taxes
.”