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Trade and Other Receivables (Tables) | 12 Months Ended
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Dec. 31, 2021
Subclassifications of assets, liabilities and equities [abstract] |
Trade and Other Receivables |
As at Dec. 31 | 2021 | 2020
Trade accounts receivable | 499 |  | 488 |
Collateral paid (Note 16) | 55 |  | 49 |
Current portion of finance lease receivables (Note 8) | 40 |  | 36 |
Loan receivable (Note 22) | 55 |  | — |
Income taxes receivable | 2 |  | 10 |
Trade and other receivables | 651 |  | 583 |

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