Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Marketable Securities (Tables)

v3.19.3
Note 5 - Marketable Securities (Tables)
9 Months Ended
Sep. 30, 2019
Notes Tables  
Fair Value, Marketable Securities Measured on a Recurring Basis [Table Text Block]
   
 
 
 
 
Fair Value Measurements as of
September 30
, 2019
Using Inputs Considered as
 
   
Fair Value
   
Level 1
   
Level 2
   
Level 3
 
Commercial paper and corporate bonds
  $
2,000
    $
    $
2,000
    $
 
Government securities
   
3,002
     
     
3,002
     
 
Total marketable securities
  $
5,002
    $
    $
5,002
    $