Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Note 6 - Fair Value Measurements and Financial Instruments (Tables)
3 Months Ended
Mar. 31, 2020
Notes Tables  
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
     
March 31,
2020
     
Level 1
     
Level 2
     
Level 3
 
Assets                                
                                 
High interest savings account   $
1,321
    $ –     $
1,321
      –  
Commercial notes    
18,873
      –      
18,873
      –  
Canadian provincial promissory notes    
35,230
      –      
35,230
      –  
Guaranteed investment certificates,  issued by a Canadian financial institution    
9,412
      –      
9,412
      –  
                                 
    $
64,836
    $ –     $
64,836
    $ –  
     
December 31,
2019
     
Level 1
     
Level 2
     
Level 3
 
Assets                                
                                 
High interest savings account   $
2,989
    $ –     $
2,989
    $ –  
Commercial notes    
6,235
      –      
6,235
      –  
Canadian provincial promissory notes    
5,493
      –      
5,493
      –  
Guaranteed investment certificates,  issued by a Canadian financial institution    
81,243
      –      
81,243
      –  
                                 
    $
95,960
    $ –     $
95,960
    $ –