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Lease Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2020
Lease liabilities [abstract] |
Detailed Information About In Lease Liabilities Included In Consolidated Balancesheet | Total lease liabilities included in the Consolidated Balance Sheets are as follows:
|  | Nine months ended September 30, 2020 |  |  | Year ended December 31, 2019 |
Balance, beginning of period |  | $ | 114 |  |  | $ | 136 |
Additions (terminations) |  |  | (97 | ) |  |  | 1 |
Unwinding of discount on lease liabilities |  |  | 1 |  |  |  | 7 |
Lease payments |  |  | (5 | ) |  |  | (30 | )
Balance, end of period |  | $ | 13 |  |  | $ | 114 |
Current portion |  | $ | 5 |  |  | $ | 29 |
Long-term portion |  | $ | 8 |  |  | $ | 85 |
Detailed information About In Maturity Lease Payments | The following table sets out a maturity analysis of lease payments, disclosing the undiscounted balance after September 30, 2020:
|  | 2020 |  |  | 2021 |  |  | 2022 |  |  | 2023 |  |  | 2024 |  |  | Thereafter |  |  | Total |
Transportation |  | $ | 1 |  |  | $ | 3 |  |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 6 |
Vehicle |  |  | — |  |  |  | 2 |  |  |  | 1 |  |  |  | 1 |  |  |  | — |  |  |  | — |  |  |  | 4 |
Surface |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 6 |  |  |  | 6 |
Total |  | $ | 1 |  |  | $ | 5 |  |  | $ | 3 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 6 |  |  | $ | 16 |

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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 2020-01-01 -Paragraph 97 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_97&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition Disclosure of Detailed Information About In Lease Liabilities. + References No definition available. + Details
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