Annual report pursuant to Section 13 and 15(d)

Note 6 - Fair Value Measurements and Financial Instruments (Tables)

v3.19.1
Note 6 - Fair Value Measurements and Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2018
Notes Tables  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
    December 31
2018
    Level 1       Level 2       Level 3  
Assets                                
                                 
High interest savings account   $
496
  $
-
    $
496
     
-
 
United Sates treasury bills    
3,989
     
-
     
3,989
     
-
 
Canadian provincial promissory notes    
5,991
     
-
     
5,991
     
-
 
Guaranteed investment certificates, Royal Bank of Canada    
4,642
     
-
     
4,642
     
-
 
                                 
    $
15,118
  $
-
    $
15,118
    $
-
 
    December 31
2017
  Level 1   Level 2   Level 3
                 
Assets    
 
    $
-
    $
-
    $
-
 
                                 
Canadian provincial promissory notes    
2,003
     
-
     
2,003
     
-
 
Commercial Notes    
1,999
     
 
     
1,999
     
 
 
Guaranteed income certificates, Royal Bank of Canada    
4,202
     
-
     
4,202
     
-
 
     
8,204
    $
-
    $
8,204
    $
-