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v3.19.3.a.u2

Consolidated Statements of Cash Flows $ in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 CAD ($) | Dec. 31, 2018 CAD ($)
Operating activities |  |  |
Profit (loss) for the year |  | $ (588) | $ 3,145
Depreciation and amortization |  | 1,619 | 1,483
Provision for income taxes |  | 120 | 1,365
Asset impairments |  | 2,690 | 41
Gain on sale of investments and assets |  | (17) | (892)
Foreign exchange losses (gains) |  | 4 | (16)
Loss on debt redemption or purchase |  | 224 | 26
Loss (gain) on debt prepayment options |  | (105) | 42
Net finance expense |  | 218 | 219
Income taxes paid |  | (595) | (780)
Other |  | 74 | (166)
Net change in non-cash working capital items |  | (160) | (29)
Net cash from operating activities |  | 3,484 | 4,438
Investing activities |  |  |
Expenditures on property, plant and equipment |  | (2,788) | (1,906)
Capitalized production stripping costs |  | (680) | (707)
Expenditures on investments and other assets |  | (178) | (284)
Proceeds from investments and assets |  | 80 | 1,292
Net cash used in investing activities |  | (3,566) | (1,605)
Financing activities |  |  |
Redemption or purchase and repayment of debt |  | (835) | (1,355)
Repayment of lease liabilities |  | (150) | (32)
QB21 advances from SMM/SC2 | [1],[2] | 938 | 0
QB2 equity contributions by SMM/SC |  | 797 | 0
QB2 partnering and financing transaction costs paid |  | (113) | 0
Interest and finance charges paid |  | (386) | (430)
Issuance of Class B subordinate voting shares |  | 10 | 54
Purchase and cancellation of Class B subordinate voting shares |  | (661) | (189)
Dividends paid |  | (111) | (172)
Distributions to non-controlling interests |  | (26) | (40)
Net cash used in financing activities |  | (537) | (2,164)
Effect of exchange rate changes on cash and cash equivalents |  | (89) | 113
Net increase in cash and cash equivalents |  | (708) | 782
Cash and cash equivalents at beginning of year |  | 1,734 | 952
Cash and cash equivalents at end of year |  | $ 1,026 | $ 1,734
[1] | Quebrada Blanca Phase 2 copper development project.
[2] | Sumitomo Metal Mining Co., Ltd. (SMM) and Sumitomo Corporation (SC) are referred to together as SMM/SC.

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- Definition Proceeds from sales of investments other than investments accounted for using equity method and assets. + References No definition available. + Details
Name: | teck_ProceedsFromSalesOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethodAndAssets
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Capitalized production stripping costs. + References No definition available. + Details
Name: | teck_ProductionStrippingCostsCapitalized
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Purchase Of Investments Other Than Investments Accounts For Using Equity Method And Other Assets + References No definition available. + Details
Name: | teck_PurchaseOfInvestmentsOtherThanInvestmentsAccountsForUsingEquityMethodAndOtherAssets
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration