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Leases (Tables) | 12 Months Ended
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Dec. 31, 2021
Presentation of leases for lessee [abstract] |
Right-of-use assets | The following table summarizes our right-of-use assets outstanding at December 31:
| 2021 |  | 2020
As at beginning of year | $ | 372,468 |  |  | $ | 430,713 |
Additions | 208,976 |  |  | 297,373 |
Lease modification | 323,782 |  |  | — |
Depreciation expense | (321,822) |  |  | (357,230) |
Foreign exchange impact | 847 |  |  | 1,612 |
As at end of year | $ | 584,251 |  |  | $ | 372,468 |
Lease liabilities | The following table summarizes our lease liabilities outstanding at December 31:
| 2021 |  | 2020
As at beginning of year | $ | 402,059 |  |  | $ | 506,275 |
Additions | 203,868 |  |  | 297,373 |
Lease modification | 323,782 |  |  | — |
Payment of lease liabilities | (365,510) |  |  | (460,724) |
Interest expense on lease liabilities | 91,727 |  |  | 68,526 |
Foreign exchange impact | (1,173) |  |  | (9,391) |
As at end of year | $ | 654,753 |  |  | $ | 402,059 |
Total undiscounted lease liability | Our total undiscounted lease liability as at December 31, 2021 is as follows:
| December 31, 2021
Less than one year | $ | 372,707 |
One to five years | 434,936 |
More than five years | — |
Total undiscounted lease liability | $ | 807,643 |

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- Definition The disclosure of a maturity analysis of operating lease payments. Operating lease is a lease that does not transfer substantially all the risks and rewards incidental to ownership of an underlying asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 97 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_97&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The disclosure of quantitative information about right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 53 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_53&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition Disclosure Of Quantitative Information About Lease Liabilities + References No definition available. + Details
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