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Note 11 - Supplemental Cash Flow Disclosure
3 Months Ended
Jun. 30, 2021
Notes to Financial Statements  
Cash Flow, Supplemental Disclosures [Text Block]

11.

Supplemental cash flow disclosure:

 

 

(a)

Changes in non-cash operating items:

 

    
  

Three-month periods ended

 
  

June 30, 2021

  

June 30, 2020

 
   $   $ 

Receivables

  93   71 

Prepaid expenses

  (653)  294 

Trade and other payables

  27   (1,544

)

   (533)  (1,179)