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Supplementary Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2021
Disclosure Of Supplementary Cash Flow Information [Abstract] |
Disclosure Of Changes In Non-Cash Working Capital Items | A) Working Capital Working capital is calculated as follows:
As at December 31, | 2021 |  |  | 2020
Total Current Assets |  | 11,988 |  |  |  | 2,976
Total Current Liabilities |  | 7,305 |  |  |  | 2,359
Working Capital |  | 4,683 |  |  |  | 617
At December 31, 2021, adjusted working capital was $3.8 billion (December 31, 2020 – $653 million), excluding assets held for sale of $1.3 billion (December 31, 2020 – $nil), the current portion of the contingent payment of $236 million (December 31, 2020 – $36 million) and liabilities related to assets held for sale of $186 million (December 31, 2020 – $nil). Changes in non-cash working capital is as follows:
For the years ended December 31, |  | 2021 |  |  |  | 2020 |  |  |  | 2019 |
Accounts Receivable and Accrued Revenues |  | (953) |  |  |  | 77 |  |  |  | (475) |
Income Tax Receivable |  | (1) |  |  |  | (12) |  |  |  | 150 |
Inventories |  | (1,646) |  |  |  | 450 |  |  |  | (408) |
Accounts Payable and Accrued Liabilities |  | 1,645 |  |  |  | (338) |  |  |  | 283 |
Income Tax Payable |  | 87 |  |  |  | (17) |  |  |  | — |
Total Non-Cash Working Capital |  | (868) |  |  |  | 160 |  |  |  | (450) |
Cash From (Used in) Operating |  | (1,227) |  |  |  | 198 |  |  |  | (333) |
Cash From (Used in) Investing |  | 359 |  |  |  | (38) |  |  |  | (117) |
Total Non-Cash Working Capital |  | (868) |  |  |  | 160 |  |  |  | (450) |
For the years ended December 31, |  | 2021 |  |  |  | 2020 |  |  |  | 2019 |
Interest Paid |  | 811 |  |  |  | 381 |  |  |  | 457 |
Interest Received |  | 24 |  |  |  | 5 |  |  |  | 12 |
Income Taxes Paid |  | 209 |  |  |  | 18 |  |  |  | 17 |
Summary of Reconciliation of Liabilities to Cash Flows from Financing Activities |
| Dividends Payable |  |  | Short-Term Borrowings |  |  | Long-Term Debt |  |  | Lease Liabilities |
As at December 31, 2018 |  | — |  |  |  | — |  |  |  | 9,164 |  |  |  | — |
Adjustment for Change in Accounting Policy (1) |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,494 |
Changes From Financing Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(Repayment) of Long-Term Debt |  | — |  |  |  | — |  |  |  | (2,279) |  |  |  | — |
Net Issuance (Repayment) of Revolving Long-Term Debt |  | — |  |  |  | — |  |  |  | 276 |  |  |  | — |
Common Share Dividends Paid |  | (260) |  |  |  | — |  |  |  | — |  |  |  | — |
Principal Repayment of Leases |  | — |  |  |  | — |  |  |  | — |  |  |  | (150) |
Non-Cash Changes: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Share Dividends Declared |  | 260 |  |  |  | — |  |  |  | — |  |  |  | — |
Foreign Exchange (Gain) Loss |  | — |  |  |  | — |  |  |  | (399) |  |  |  | (23) |
Net Premium (Discount) on Redemption of Long-Term Debt |  | — |  |  |  | — |  |  |  | (63) |  |  |  | — |
Lease Additions |  | — |  |  |  | — |  |  |  | — |  |  |  | 590 |
Lease Terminations |  | — |  |  |  | — |  |  |  | — |  |  |  | (11) |
Lease Re-measurements |  | — |  |  |  | — |  |  |  | — |  |  |  | 15 |
Other |  | — |  |  |  | — |  |  |  | — |  |  |  | 1 |
As at December 31, 2019 |  | — |  |  |  | — |  |  |  | 6,699 |  |  |  | 1,916 |
Changes From Financing Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Share Dividends Paid |  | (77) |  |  |  | — |  |  |  | — |  |  |  | — |
Net Issuance (Repayment) of Short-Term Borrowings |  | — |  |  |  | 117 |  |  |  | — |  |  |  | — |
Issuance of Long-Term Debt |  | — |  |  |  | — |  |  |  | 1,326 |  |  |  | — |
(Repayment) of Long-Term Debt |  | — |  |  |  | — |  |  |  | (112) |  |  |  | — |
(Repayment) of Revolving Long-Term Debt |  | — |  |  |  | — |  |  |  | (220) |  |  |  | — |
Principal Repayment of Leases |  | — |  |  |  | — |  |  |  | — |  |  |  | (197) |
Non-Cash Changes: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Share Dividends Declared |  | 77 |  |  |  | — |  |  |  | — |  |  |  | — |
Foreign Exchange (Gain) Loss, Net |  | — |  |  |  | 4 |  |  |  | (231) |  |  |  | (6) |
Net Premium (Discount) on Redemption of Long-Term Debt |  | — |  |  |  | — |  |  |  | (25) |  |  |  | — |
Finance Costs |  | — |  |  |  | — |  |  |  | 5 |  |  |  | — |
Lease Additions |  | — |  |  |  | — |  |  |  | — |  |  |  | 49 |
Lease Terminations |  | — |  |  |  | — |  |  |  | — |  |  |  | (1) |
Lease Modifications |  | — |  |  |  | — |  |  |  | — |  |  |  | (2) |
Lease Re-measurements |  | — |  |  |  | — |  |  |  | — |  |  |  | (2) |
Other |  | — |  |  |  | — |  |  |  | (1) |  |  |  | — |
As at December 31, 2020 |  | — |  |  |  | 121 |  |  |  | 7,441 |  |  |  | 1,757 |
(1) Effective January 1, 2019, the Company adopted International Financial Reporting Standard 16, "Leases". |
(Continued) | Dividends Payable |  |  | Short-Term Borrowings |  |  | Long-Term Debt |  |  | Lease Liabilities |
Acquisition (see Note 5A) |  | — |  |  |  | 40 |  |  |  | 6,602 |  |  |  | 1,441 |
Changes From Financing Cash Flows: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Share Dividends Paid |  | (176) |  |  |  | — |  |  |  | — |  |  |  | — |
Preferred Share Dividends Paid |  | (34) |  |  |  | — |  |  |  | — |  |  |  | — |
Net Issuance (Repayment) of Short-Term Borrowings |  | — |  |  |  | (77) |  |  |  | — |  |  |  | — |
Net Issuance (Repayment) of Revolving Long-Term Debt |  | — |  |  |  | — |  |  |  | (350) |  |  |  | — |
Issuance of Long-Term Debt |  | — |  |  |  | — |  |  |  | 1,557 |  |  |  | — |
(Repayment) of Long-Term Debt |  | — |  |  |  | — |  |  |  | (2,870) |  |  |  | — |
Principal Repayment of Leases |  | — |  |  |  | — |  |  |  | — |  |  |  | (300) |
Non-Cash Changes: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Share Dividends Declared |  | 176 |  |  |  | — |  |  |  | — |  |  |  | — |
Preferred Share Dividends Declared |  | 34 |  |  |  | — |  |  |  | — |  |  |  | — |
Foreign Exchange (Gain) Loss, Net |  | — |  |  |  | (5) |  |  |  | (57) |  |  |  | (10) |
Net Premium (Discount) on Redemption of Long-Term Debt |  | — |  |  |  | — |  |  |  | 121 |  |  |  | — |
Finance Costs |  | — |  |  |  | — |  |  |  | (59) |  |  |  | — |
Lease Additions |  | — |  |  |  | — |  |  |  | — |  |  |  | 110 |
Lease Terminations |  | — |  |  |  | — |  |  |  | — |  |  |  | (1) |
Lease Modifications |  | — |  |  |  | — |  |  |  | — |  |  |  | 22 |
Lease Re-Measurements |  | — |  |  |  | — |  |  |  | — |  |  |  | (4) |
Transfers to Liabilities Related to Assets Held for Sale |  | — |  |  |  | — |  |  |  | — |  |  |  | (58) |
As at December 31, 2021 |  | — |  |  |  | 79 |  |  |  | 12,385 |  |  |  | 2,957 |

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