In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| Source | Source | Source | Source | Source | 6-K | 6-K |
Operating Activities | | | | | | | |
Net (loss) earnings | | | | | | | |
Adjustments for: | | | | | | | |
Depreciation, depletion, amortization and impairment | | | | | | | |
Deferred income tax expense (recovery) | | | | | | | |
Accretion | | | | | | | |
Unrealized foreign exchange gain on U.S. dollar denominated debt | | | | | | | |
Change in fair value of financial instruments and trading inventory | | | | | | | |
Gain on disposal of assets | | | | | | | |
Loss on extinguishment of long-term debt | | | | | | | |
Share-based compensation | | | | | | | |
Exploration | | | | | | | |
Settlement of decommissioning and restoration liabilities | | | | | | | |
Other | | | | | | | |
Decrease (increase) in non-cash working capital | | | | | | | |
Cash flow provided by operating activities | | | | | | | |
Investing Activities | | | | | | | |
Capital and exploration expenditures | | | | | | | |
Acquisitions | | | | | | | |
Proceeds from disposal of assets | | | | | | | |
Other investments | | | | | | | |
Decrease (increase) in non-cash working capital | | | | | | | |
Cash flow used in investing activities | | | | | | | |
Financing Activities | | | | | | | |
Net (decrease) increase in short-term debt | | | | | | | |
Net (decrease) increase in long-term debt | | | | | | | |
Issuance of long-term debt | | | | | | | |
Lease liability payments | | | | | | | |
Issuance of common shares under share option plans | | | | | | | |
Repurchase of common shares | | | | | | | |
Distributions relating to non-controlling interest | | | | | | | |
Dividends paid on common shares | | | | | | | |
Cash flow (used in) provided by financing activities | | | | | | | |
Increase (Decrease) in Cash and Cash Equivalents | | | | | | | |
Effect of foreign exchange on cash and cash equivalents | | | | | | | |
|
Supplementary Cash Flow Information | | | | | | | |
Interest paid | 980 | 1,028 | 996 | 800 | 941 | | |
|
Income taxes paid | | | | | | | |