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Supplemental Cash Flow Information (Tables) | 3 Months Ended
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Mar. 31, 2021
SUPPLEMENTAL CASH FLOW INFORMATION |
Schedule of Changes in Working Capital | Changes in working capital for the three month ended March 31, 2021 and 2020 are as follows: (All amounts in table are expressed in thousands of Canadian dollars)
|  | March 31, 2021 |  |  | March 31, 2020 |
(Increase) in accounts receivables |  |  | (27 | ) |  |  | (264 | )
(Increase) in prepaid expenses |  |  | (15 | ) |  |  | (12 | )
Increase (decrease) in trade payables and accrued liabilities |  |  | 159 |  |  |  | (17 | )
Total changes in working capital |  |  | 117 |  |  |  | (293 | )

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