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Note 4 - Investment in Interest-earning Time Deposits
 9 Months Ended
Sep. 30, 2020
Notes to Financial Statements  
Investments and Other Noncurrent Assets [Text Block]
N
o
te
4
– Investment in Interest-Earning Time Deposits
 
The investment in interest-earning time deposits as of
September 30, 2020
and
December 
31,
2019,
by contractual maturity, are shown below (in thousands):
 
   
September
30
,
20
20
    
December 31,
201
9
  
Due in one year or less
   $
3,712
     $
2,026
  
Due after one year through five years
    
5,751
      
8,146
  
Total
   $
9,463
     $
10,172