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Supplemental cash flow information (Tables) | 12 Months Ended
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Dec. 31, 2019
Cash Flow Statement [Abstract] |
Changes in non-cash working capital | Changes in non-cash working capital for the years ended December 31, 2019 and 2018 are as follows:
For the years ended December 31 | 2019 |  | 2018 |
Changes in non-cash working capital: |  |
Trade and other receivables | $ | 25,847 |  | $ | 22,068 |
Inventories | 106,907 |  | (83,495 | )
Prepaid expenses | (5,264 | ) | (5,993 | )
Trade, other payables and accrued liabilities, including long-term payables included in other long-term liabilities | (123,660 | ) | (9,403 | )
| 3,830 |  | (76,823 | )
Adjustments for items not having a cash effect and working capital changes relating to taxes and interest paid | 17,107 |  | 81,877 |
Changes in non-cash working capital | $ | 20,937 |  | $ | 5,054 |
These changes relate to the following activities: |  |
Operating | $ | 9,426 |  | $ | 5,998 |
Financing | — |  | — |
Investing | 11,511 |  | (944 | )
Changes in non-cash working capital | $ | 20,937 |  | $ | 5,054 |
Reconciliation of liabilities arising from financing activities | Reconciliation of movements in liabilities to cash flows arising from financing activities:
| Long term debt (note 8) |  | Lease obligations (note 9) |
Balance at December 31, 2018 | $ | 1,458,286 |  | $ | 199,760 |
Lease obligation recognized on adoption of IFRS16 | — |  | 452,882 |
Balance at January 1, 2019 | $ | 1,458,286 |  | 652,642 |
Changes from financing cash flows |  |
Repayment of long-term debt and financing fees | (388,216 | ) | — |
Net proceeds on issue of long-term debt | 695,533 |  | — |
Payment of lease obligations | — |  | (101,812 | )
Total changes from financing cash flows | $ | 307,317 |  | $ | (101,812 | )
Liability-related other changes |  |
Finance costs | $ | 3,250 |  | $ | — |
New lease obligations | — |  | 168,216 |
Other | — |  | (541 | )
Total liability-related other changes | $ | 3,250 |  | $ | 167,675 |
Balance at December 31, 2019 | $ | 1,768,853 |  | $ | 718,505 |

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