Disposal of business, ownership interest Disposal Of Business, Ownership Interest Disposal Of Business, Ownership Interest Disclosure Of Commitments [Line Items] Disclosure Of Commitments [Line Items] [Line Items] for Disclosure Of Commitments [Table] Purchase of property, plant and equipment Purchase of property, plant and equipment, classified as investing activities Field equipment and power Field Equipment And Power [Member] Field Equipment And Power [Member] Decrease interest rate 1% Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Percent Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Percent Entity File Number Entity File Number Deferred income tax expense Deferred income tax Deferred corporate income tax Deferred tax expense (income) Increase (decrease) to net earnings Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Increase In Risk Variable, Impact On Net Profit (Loss) Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Increase In Risk Variable, Impact On Net Profit (Loss) Levels of fair value hierarchy [domain] Levels of fair value hierarchy [domain] Bank credit facilities (December 31, 2025 – US$2,860 million; December 31, 2024 – US$3,393 million) US Credit Facilities [Member] US Credit Facilities [Member] Debt to book capitalization ratio Debt Instrument, Debt To Book Capitalization Ratio Debt Instrument, Debt To Book Capitalization Ratio Capitalized Costs Relating To Oil And Gas Producing Activities, By Geographic Area1 [Line Items] Capitalized Costs Relating To Oil And Gas Producing Activities, By Geographic Area1 [Line Items] [Line Items] for Capitalized Costs Relating To Oil And Gas Producing Activities, By Geographic Area1 [Table] 2028 Later than two years and not later than three years [member] Unrealized risk management loss Adjustments for gains (losses) on change in fair value of derivatives Deferred income tax liabilities, purchase consideration and previously held interests Deferred tax liabilities recognised as of acquisition date Reconciliation of Liabilities Arising from Financing Activities Disclosure of reconciliation of liabilities arising from financing activities [text block] ASSET RETIREMENT OBLIGATIONS Description of accounting policy for decommissioning, restoration and rehabilitation provisions [text block] Asset retirement obligation accretion Adjustment For Decommissioning, Restoration And Rehabilitation Costs Arising From The Passage Of TIme Adjustment For Decommissioning, Restoration And Rehabilitation Costs Arising From The Passage Of TIme Other Other tax effects for reconciliation between accounting profit and tax expense (income) Business acquisition, pro forma earnings before tax, including depletion, depreciation and amortization Business Acquisition, Pro Forma Earnings Before Tax, Including Depletion, Depreciation and Amortization Business Acquisition, Pro Forma 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be repurchased through Normal Course Issuer Bid (in shares) Stock Repurchase Program, Number Of Shares Authorized To Be Repurchased1 Stock Repurchase Program, Number Of Shares Authorized To Be Repurchased1 Edmonton C5+ Edmonton C5Plus Condensate [Member] Edmonton C5Plus Condensate [Member] Corridor Pipeline Lease Corridor Pipeline Lease [Member] Corridor Pipeline Lease Vesting term (in years) Share-Based Compensation Arrangement by Share-based Payment Award, Award Vesting Period2 Share-Based Compensation Arrangement by Share-based Payment Award, Award Vesting Period2 3.85% due June 1, 2027 (US$1,250 million) Long-Term Borrowings - Three Point Eight Five Percent Due June 2027 [Member] Accounts receivable Adjustments for decrease (increase) in trade accounts receivable Lease payments included In liablities Lease Payments Included In Liablities Lease Payments Included In Liablities Current portion of other long-term liabilities Current derivative financial liabilities Statement of financial position [abstract] Statement of financial position [abstract] Cover [Abstract] Purchase of common shares under Normal Course Issuer Bid Payments to acquire or redeem entity's shares Product transportation, purchases and processing Commitments For Oil And Gas Transportation, Purchases And Processing Commitments For Oil And Gas Transportation, Purchases And Processing Disclosure Of Commitments [Table] Disclosure Of Commitments [Table] Disclosure Of Commitments [Table] Asset retirement obligations settlement period Decommissioning, Restoration, And Rehabilitation Liabilities, Period Of Accretion Decommissioning, Restoration, And Rehabilitation Liabilities, Period Of Accretion Interest expense, depletion, depreciation and amortization Interest Expense, Depletion, Depreciation And Amortization Of Combined Entity As If Combination Occurred At Beginning Of Period Interest Expense, Depletion, Depreciation And Amortization Of Combined Entity As If Combination Occurred At Beginning Of Period Changes in Non-Cash Working Capital [Abstract] Changes in Non-Cash Working Capital [Abstract] Changes in Non-Cash Working Capital Increase (decrease) to other comprehensive income Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Impact On Other Comprehensive Income (Loss) Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Impact On Other Comprehensive Income (Loss) Number of geographic segments Number Of Geographic Segments Number Of Geographic Segments Net changes in sales prices and production costs Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Sale and Transfer Prices and Production Cost, Increase (Decrease) Lease assets, net assets acquired Lease Assets Recognised As Of Acquisition Date Lease Assets Recognised As Of Acquisition Date Schedule of Capitalized Costs Relating To Oil And Gas Producing Activities Disclosure Capitalized Costs Relating To Oil And Gas Producing Activities Disclosure1 [Table Text Block] Capitalized Costs Relating To Oil And Gas Producing Activities Disclosure1 [Table Text Block] Financing activities Cash flows from (used in) financing activities [abstract] Others assets Others Assets Recognised As Of Acquisition Date Others Assets Recognised As Of Acquisition Date Schedule of Lease Liabilities Disclosure Of Quantitative Information About Lease Liabilities [Table Text Block] Disclosure Of Quantitative Information About Lease Liabilities [Table Text Block] Comprehensive income Comprehensive income $30.00 - $34.99 Exercise Price Range Five [Member] Exercise Price Range Five [Member] Document Fiscal Period Focus Document Fiscal Period Focus Revolving Credit Facility Maturing February 2027 Revolving Credit Facility Maturing February 2027 [Member] Revolving Credit Facility Maturing February 2027 Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [line items] Assets Assets Assets Other working capital, purchase consideration and previously held interests Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Other Working Capital, Fair Value Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Other Working Capital, Fair Value Net working capital Net Working Capital Assets Recognized As Of Acquisition Date Net Working Capital Assets Recognized As Of Acquisition Date Less: royalties Royalty expense INCOME TAX Description of accounting policy for income tax [text block] Long-term debt, net Borrowings, Net Of Cash And Cash Equivalents Borrowings, Net Of Cash And Cash Equivalents Credit risk Credit risk [member] Trading Symbol Trading Symbol Revolving Syndicated Credit Facility Maturing June 2027 Revolving Credit Facility Maturing June 2027 [Member] Revolving Credit Facility Maturing June 2027 Types of interest rates [axis] Types of interest rates [axis] Derivatives held for trading Derivative Financial Assets (Liabilities) Held For Trading Derivative Financial Assets (Liabilities) Held For Trading Revenue Revenue 6.75% due February 1, 2039 (US$400 million) Long-Term Borrowings - Six Point Seven Five Percent Due February 2039 [Member] Entity Address, City or Town Entity Address, City or Town Foreign currency forward contracts Forward contract [member] Long-Term Debt Disclosure of borrowings [text block] Share capital Issued capital [member] Natural gas embedded derivative Natural Gas Embedded Derivative [Member] Natural Gas Embedded Derivative Less: current portion of commercial paper Current borrowings Other long-term liabilities Other non-current liabilities Classes of other provisions [domain] Classes of other provisions [domain] Summary of Asset Retirement Obligations Disclosure Of Detailed Information About 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net of production and transportation expense since acquisition date Revenue Net Of Production and Transportation Expense Since Acquisition Date Revenue Net Of Production and Transportation Expense Since Acquisition Date Normal course issuer bid, percent of issued and outstanding shares Normal Course Issuer Bid, Percent Of Issued And Outstanding Shares Normal Course Issuer Bid, Percent Of Issued And Outstanding Shares EXPLORATION AND EVALUATION ASSETS Description of accounting policy for exploration and evaluation expenditures [text block] Working capital Working Capital Assets Recognized As Of Acquisition Date Working Capital Assets Recognized As Of Acquisition Date Transfers from exploration and evaluation assets Increase (decrease) through transfers, property, plant and equipment Income tax provision at statutory rate Tax expense (income) at applicable tax rate Divestitures/ or Disposal Disposals, property, plant and equipment Future production costs Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Production Cost Range of exercise prices Exercise price of outstanding share options Synthetic Crude Oil Synthetic Oil [Member] BUSINESS COMBINATIONS Description of accounting policy for business combinations and goodwill [text block] ASSETS Assets [abstract] Non-current liabilities from share-based payment arrangements Non-Current Liabilities From Share-Based Payment Transactions Non-Current Liabilities From Share-Based Payment Transactions Foreign currency translation adjustment Accumulated Other Comprehensive Income, Net Of Tax, Exchange Differences On Translation Accumulated Other Comprehensive Income, Net Of Tax, Exchange Differences On Translation Types of antidilutive instruments [axis] Types of antidilutive instruments [axis] Fair value of the Company's interests in the AOSP mines, purchase consideration and previously held interests Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Property Plant And Equipment Before Asset Retirement Obligation, Fair Value Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Property Plant And Equipment Before Asset Retirement Obligation, Fair Value Share price Weighted average share price, share options granted Current assets Current assets [abstract] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Net change in derivative financial instruments designated as cash flow hedges Cash flow hedges [abstract] Segmented product sales Revenue [abstract] Non-current assets Non-current assets [abstract] Lease liabilities, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Lease Liabilities, Remeasurement, Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Lease Liabilities, Remeasurement, Gain (Loss) Future net cash flows Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Future Net Cash Flow, before Discount Revolving Credit Facility Maturing February 2026 Revolving Credit Facility Maturing February 2026 [Member] Revolving Credit Facility Maturing February 2026 Cash, net assets acquired Cash and cash equivalents recognised as of acquisition date AOSP mines acquisition Acquisition Property ​Plant​ And​ Equipment Acquisition Property ​Plant​ And​ Equipment Income Taxes Disclosure of income tax [text block] Document Information [Line Items] Document Information [Line Items] REVENUE RECOGNITION Description of accounting policy for recognition of revenue [text block] Net capitalized costs Capitalized Costs, Oil And Gas Producing Activities, Net Capitalized Costs, Oil And Gas Producing Activities, Net Asset retirement obligations Decommissioning, Restoration And Rehabilitation Costs Related Temporary Differences [Member] Decommissioning, Restoration And Rehabilitation Costs Related Temporary Differences [Member] Summary of Stock Option Activity Disclosure of number and weighted average exercise prices of share options [text block] Schedule of Crude Oil, NGL's and Natural Gas Net Proved Reserve Quantities Oil and Gas, Proved Reserve, Quantity [Table Text Block] Disposal Group [Axis] Disposal Group [Axis] Disposal Group Asset retirement obligation accretion Increase through adjustments arising from passage of time, other provisions Recoverability charge Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss Costs Incurred In Oil And Gas Property Acquisition, Exploration, And Development Activities1 [Table] Costs Incurred In Oil And Gas Property Acquisition, Exploration, And Development Activities1 [Table] Costs Incurred In Oil And Gas Property Acquisition, Exploration, And Development Activities1 [Table] Schedule of Inventory Disclosure Of Detailed Information About Inventories Explanatory [Table Text Block] Disclosure Of Detailed Information About Inventories Explanatory [Table Text Block] COSTS OF GOODS SOLD Description Of Accounting Policy For Cost Of Sales [Policy Text Block] Description Of Accounting Policy For Cost Of Sales [Policy Text Block] Investing activities Cash flows from (used in) investing activities [abstract] Deferred income tax expense Adjustments for deferred tax expense Discount rate used in current measurement of higher of fair value less costs of disposal or previous estimate of value in use (as a percent) Discount Rate Used In Current Measurement Of Higher Of Fair Value Less Costs Of Disposal Or Previous Estimate Of Value In Use Discount Rate Used In Current Measurement Of Higher Of Fair Value Less Costs Of Disposal Or Previous Estimate Of Value In Use Supplementary Oil And Gas Information (Unaudited) Disclosure Of Supplementary Oil And Gas Information Explanatory [Text Block] Disclosure Of Supplementary Oil And Gas Information Explanatory [Text Block] Accrued liabilities Adjustments For Increase (Decrease) In Accrued Liabilities Adjustments For Increase (Decrease) In Accrued Liabilities Risk free interest rate Risk free interest rate, share options granted Lease liabilities, net assets acquired Lease Liabilities Recognised As Of Acquisition Date Lease Liabilities Recognised As Of Acquisition Date Non-cash and fair value changes Non-Cash And Fair Value Changes, Exploration For And Evaluation Of Mineral Resources Non-Cash And Fair Value Changes, Exploration For And Evaluation Of Mineral Resources Derivative Contract [Domain] Derivative Contract [Domain] Derivative Contract [Domain] Type of Reserve [Domain] Type of Reserve [Domain] Net expenditures on exploration and evaluation assets Cash flows from (used in) exploration for and evaluation of mineral resources, classified as investing activities Risk management (gain) loss Gains (loss) on change in fair value of derivatives Gains (losses) on change in fair value of derivatives Costs incurred Costs Incurred, Oil And Gas Property Acquisition, Exploration, And Development Activities1 Costs Incurred, Oil And Gas Property Acquisition, Exploration, And Development Activities1 Number of shares
(thousands) Reconciliation of number of shares outstanding [abstract] Oil Sands Mining and Upgrading Oil Sands Mining And Upgrading Segment [Member] Oil Sands Mining And Upgrading Segment [Member] Senior management Key Management Personnel Of Entity Or Parent, Senior Management [Member] Key Management Personnel Of Entity Or Parent, Senior Management [Member] Asset retirement obligations Balance – beginning of year Balance – end of year Total provision for decommissioning, restoration and rehabilitation costs Provision for decommissioning, restoration and rehabilitation costs 5.00% due December 15, 2029 (US$750 million) 5.00% due on December 2029 Long-Term Borrowings - Five Point Zero Zero Percent Due December 2029 [Member] Lease liabilities [abstract] Lease liabilities [abstract] Base shell prospectus borrowings, authorized Borrowings, Amount Authorized In Base Shelf Prospectus Borrowings, Amount Authorized In Base Shelf Prospectus Number of investment shares sold (in shares) Current Investments, Number Of Shares Sold Current Investments, Number Of Shares Sold Non-current assets Non-current assets Translation of net investment Other comprehensive income, net of tax, exchange differences on translation of foreign operations Debt to book capitalization Debt To Book Capitalization Ratio Debt To Book Capitalization Ratio Commitments for oil and gas transportation, period of agreement Commitments For Oil And Gas Transportation, Period Of Agreement Commitments For Oil And Gas Transportation, Period Of Agreement Cumulative unrecognised share of losses of joint ventures Cumulative unrecognised share of losses of joint ventures Cromer LSB Cromer Light Sour Blend [Member] Cromer Light Sour Blend [Member] Improved recovery (in MMbbl/Bcf) Oil and Gas, Proved Reserve, Quantity, Volume, Improved Recovery Classes of property, plant and equipment [axis] Classes of property, plant and equipment [axis] Foreign exchange (gain) loss Foreign exchange (gain) loss Foreign exchange gain (loss) Extensions, discoveries and improved recovery Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Extension, Discovery, and Improved Recovery Lease assets, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Lease Assets, Remeasurement Gain Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Lease Assets, Remeasurement Gain Gain (Loss) Classes of property, plant and equipment [domain] Classes of property, plant and equipment [domain] Entity Address, Country Entity Address, Country Entity Address, State or Province Entity Address, State or Province Offshore vessels and equipment, field equipment and power Minimum Lease Payments Payable Under Non-Cancellable Lease Minimum Lease Payments Payable Under Non-Cancellable Lease Weighted average price per share of shares repurchased and retired (in CAD per share) Stock Repurchased During Period, Weighted Average Price Per Share Stock Repurchased During Period, Weighted Average Price Per Share FOREIGN CURRENCY TRANSLATION Description of accounting policy for foreign currency translation [text block] Weighted average exercise price, options surrendered for cash settlement (in CAD per share) Weighted Average Exercise Price Of Share Options Surrendered For Cash In Share-based Payment Arrangement Weighted Average Exercise Price Of Share Options Surrendered (decrease) For Cash In Share-based Payment Arrangement Components of Accumulated Other Comprehensive Income, Net of Taxes Disclosure Of Detailed Information About Accumulated Other Comprehensive Income Explanatory [Table Text Block] Disclosure Of Detailed Information About Accumulated Other Comprehensive Income Explanatory [Table Text Block] Chevron Canada Limited, Working Interest, AOSP Chevron Canada Limited, Working Interest, AOSP [Member] Chevron Canada Limited, Working Interest, AOSP Document Annual Report Document Annual Report Deferred corporate income tax Deferred Income Tax and Petroleum Reserve Expense (Income) Excluding North Sea Location Deferred Income Tax and Petroleum Reserve Expense (Income) Excluding North Sea Location Fair value, net of asset retirement obligation, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Property Plant And Equipment, Remeasurement, Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Property Plant And Equipment, Remeasurement, Gain (Loss) Disclosure of detailed information about financial instruments [table] Disclosure of detailed information about financial instruments [table] Geographical areas Geographical areas [domain] Net expenditures Net Expenditures (Proceeds), Property, Plant and Equipment Net Expenditures (Proceeds), Property, Plant and Equipment RISK MANAGEMENT ACTIVITIES Description Of Accounting Policy For Risk Management Activities Explanatory [Policy Text Block] Description Of Accounting Policy For Risk Management Activities Explanatory [Policy Text Block] Total Segments Total Segments, After Intersegment Eliminations [Member] Total Segments, After Intersegment Eliminations [Member] Supplementary Oil & Gas Information [Line Items] Supplementary Oil & Gas Information [Line Items] [Line Items] for Supplementary Oil & Gas Information [Table] Other Long-Term Assets Disclosure of other non-current assets [text block] Asset retirement obligation, purchase consideration and previously held interests Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Asset Retirement Obligation, Fair Value Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Asset Retirement Obligation, Fair Value Entity Interactive Data Current Entity Interactive Data Current Capitalized  costs Capitalised Costs, Property, Plant And Equipment Capitalised Costs, Property, Plant And Equipment Oil and Gas, Standardized Measure, Discounted Future Net Cash 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investment grade ratings Number Of Customers With Revenue Concentration Of Risk Number Of Customers With Revenue Concentration Of Risk Accounting Policies Disclosure of material accounting policy information [text block] Future development costs and asset retirement obligations Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs and Asset Retirement Obligations Future Net Cash Flows Relating to Proved Oil and Gas Reserves, Development Costs and Asset Retirement Obligations Other liabilities Other liabilities Syndicated Credit Facility Syndicated Credit Facility [Member] Syndicated Credit Facility [Member] Company's voting percent interest in joint venture Partners' equity at Company's 50% interest Proportion of voting rights held in joint venture Unrealized income, net of taxes of $2 million (2024 – $nil; 2023 – $nil) Gains (losses) on cash flow hedges, net of tax Net unrealized risk management loss (gain) Gain (Loss) On Change In Fair Value Of Unsettled Derivatives Gain (Loss) On Change In Fair Value Of Unsettled Derivatives Entity Central Index Key Entity Central Index Key Stock options outstanding - beginning of year (in shares) Stock options outstanding - end of year (in shares) Stock options outstanding (in shares) Number of share options outstanding in share-based payment arrangement Sales of proved reserves in place Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Sale of Mineral in Place Non-cash changes: Non-Cash Changes [Abstract] Non-Cash Changes Reconciliation of changes in deferred tax liability (asset) [abstract] Reconciliation of changes in deferred tax liability (asset) [abstract] Product transportation and storage Product Transportation And Storage [Member] Product Transportation And Storage [Member] Deferred tax assets recognised as of acquisition date Deferred tax assets recognised as of acquisition date Production Production Cost Of Sales, Production Expense Cost Of Sales, Production Expense Other comprehensive income Gains (losses) on cash flow hedges, before tax Base shelf prospectus borrowings, available Borrowings, Amount Available From Base Shelf Prospectus Borrowings, Amount Available From Base Shelf Prospectus Oil And Gas, Average Sale Price And Production Cost Per Unit1 [Table] Oil And Gas, Average Sale Price And Production Cost Per Unit1 [Table] Oil And Gas, Average Sale Price And Production Cost Per Unit1 [Table] Reconciliation of changes in property, plant and equipment [abstract] Reconciliation of changes in property, plant and equipment [abstract] Short term demand operating facility Short Term Demand Operating Facility [Member] Short Term Demand Operating Facility 2 to less than 5 years Later than two years and not later than five years [member] Exploration and Production Exploration And Production [Member] Exploration And Production [Member] Issuance of other long-term debt Issuance Of Other Long-Term Borrowings, Classified As Financing Activities Issuance Of 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Increase (Decrease) in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves 1 [Roll Forward] Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow [Roll Forward] Future income taxes Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Income Tax Expense Depletion, depreciation and amortization since acquisition date Depletion, Depreciation, and Amortization Of Acquiree Since Acquisition Date Depletion, Depreciation, and Amortization Of Acquiree Since Acquisition Date Natural Gas Hub [Domain] Natural Gas Hub [Domain] [Domain] for Natural Gas Hub [Axis] Statement of cash flows [abstract] Statement of cash flows [abstract] Processing agreement, barrels of bitumen feedstock per date for others Joint Venture, Processing Agreement, Barrels Of Bitumen Feedstock Processed Per Day, Portion Related To Others Joint Venture, Processing Agreement, Barrels Of Bitumen Feedstock Processed Per Day, Portion Related To Others Other Other inflows (outflows) of cash, classified as operating activities Accumulated other comprehensive income Accumulated other comprehensive income Accumulated other comprehensive income Title and Position [Domain] Title and Position [Domain] Cash, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Cash, Remeasurement, Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Cash, Remeasurement, Gain (Loss) Net expenditures Net Expenditures (Proceeds), Exploration For And Evaluation Of Mineral Resources And Property, Plant and Equipment Net Expenditures (Proceeds), Exploration For And Evaluation Of Mineral Resources And Property, Plant and Equipment Bank credit facilities Credit Facilities [Member] Credit Facilities [Member] Counterparty Name [Domain] Counterparty Name [Domain] Blending and feedstock Cost Of Sales, Blending, And Feedstock Expense Cost Of Sales, Blending, And Feedstock Expense Foreign and domestic tax rate differentials Tax effect of foreign tax rates Stock split conversion ratio Stockholders' Equity Note, Stock Split, Conversion Ratio1 Stockholders' Equity Note, Stock Split, Conversion Ratio1 Current liabilities Current liabilities [abstract] Deferred PRT – North Sea Deferred Petroleum Revenue Tax Expense (Income) Deferred Petroleum Revenue Tax Expense (Income) Disclosure Of Major Components Of Tax Expense (Income) [Line Items] Disclosure Of Major Components Of Tax Expense (Income) [Line Items] [Line Items] for Disclosure Of Major Components Of Tax Expense (Income) [Table] Offshore Africa Offshore Africa [Member] Offshore Africa [Member] Tolling period term Tolling Period Term Tolling Period Term Disclosure of transactions between related parties [line items] Disclosure of transactions between related parties [line items] Revolving Syndicated Credit Facility Maturing June 2028 Revolving Syndicated Credit Facility Maturing June 2028 [Member] Revolving Syndicated Credit Facility Maturing June 2028 Disclosure of fair value measurement of assets [line items] Disclosure of fair value measurement of assets [line items] Disclosure of detailed information about hedging instruments [line items] Disclosure of detailed information about hedging instruments [line items] Derivative Contract [Axis] Derivative Contract [Axis] Derivative Contract Unrealized income, net of taxes Income tax relating to cash flow hedges included in other comprehensive income Purchase of common shares under Normal Course Issuer Bid (In shares) Shares repurchased and retired (in shares) Stock Repurchased And Retired During Period, Shares 1 Stock Repurchased And Retired During Period, Shares 1 Classes of share capital [domain] Classes of share capital [domain] Purchase of common shares under Normal Course Issuer Bid Purchase of common shares under normal course issuer bid Stock Repurchased And Retired During Period, Value 1 Stock Repurchased And Retired During Period, Value 1 Debt to book capitalization, target Debt To Book Capitalization Ratio, Target Debt To Book Capitalization Ratio, Target Dividend increase percentage Percentage Of Dividend Increased From Previous Quarterly Dividend Percentage Of Dividend Increased From Previous Quarterly Dividend Processing agreement, barrels of bitumen feedstock per date for the Company Joint Venture, Processing Agreement, Barrels Of Bitumen Feedstock Processed Per Day, Portion Related To Company Joint Venture, Processing Agreement, Barrels Of Bitumen Feedstock Processed Per Day, Portion Related To Company Classes of contingent liabilities [domain] Classes of contingent liabilities [domain] Scotford and Quest Scotford And Quest [Member] Scotford And Quest Interest (income) and other expense Finance income Classes of financial liabilities [axis] Classes of financial liabilities [axis] Classes of financial liabilities [domain] Classes of financial liabilities [domain] Disclosure of other provisions [line items] Disclosure of other provisions [line items] Additions Additions to right-of-use assets Other Working Capital, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Other Working Capital, Remeasurement, Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Other Working Capital, Remeasurement, Gain (Loss) Accumulated Other Comprehensive Income Disclosure of analysis of other comprehensive income by item [text block] Other Provisions, Contingent Liabilities And Contingent Assets [Abstract] Other Provisions, Contingent Liabilities And Contingent Assets [Abstract] Other Provisions, Contingent Liabilities And Contingent Assets [Abstract] $45.00 - $49.99 Exercise Price Range Eight [Member] Exercise Price Range Six [Member] Lease liabilities Lease liabilities Lease liabilities Transportation and processing contracts Product Transportation And Processing Obligation Product Transportation And Processing Obligation Unrecognised share of losses of joint ventures Unrecognised share of losses of joint ventures Changes in foreign exchange and fair value Increase (decrease) through other changes, liabilities arising from financing activities Standardized measure of future net cash flows (1) Balance – beginning of year Balance – end of year Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Future Net Cash Flow, after Discount Reclassification to net earnings, net of taxes Income Tax Relating To Reclassification Adjustments On Cash Flow Hedges Of Other Comprehensive Income Income Tax Relating To Reclassification Adjustments On Cash Flow Hedges Of Other Comprehensive Income Revisions arising from prior year tax filings Tax Effect Of Prior Year Income Taxes Tax Effect Of Prior Year Income Taxes Liabilities arising from financing activities [domain] Liabilities arising from financing activities [domain] Transport expense Transport Expense Of Combined Entity As If Combination Occurred At Beginning Of Period Transport Expense Of Combined Entity As If Combination Occurred At Beginning Of Period Future cash inflows Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Future Cash Inflow Current income tax liabilities Adjustments For Decrease (Increase) In Current Tax Assets Adjustments For Decrease (Increase) In Current Tax Assets Share capital Issued capital Long-term incentive plans Key Management Personnel Compensation, Long-Term Share-Based Payment Key Management Personnel Compensation, Long-Term Share-Based Payment Disclosure of reconciliation of liabilities arising from financing activities [line items] Disclosure of reconciliation of liabilities arising from financing activities [line items] 7.20% due January 15, 2032 (US$400 million) Long-Term Borrowings - Seven Point Two Zero Percent Due January 2032 [Member] Reconciliation Of Changes In Provision For Decommissioning Restoration And Rehabilitation Costs [Roll Forward] Reconciliation Of Changes In Provision For 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PrairieSky Royalty Ltd. [Member] PrairieSky Royalty Ltd. [Member] Economic revisions due to prices (in MMbbl/Bcf) Economic revisions due to prices (in MMbbl/Bcf) Proved Developed And Undeveloped Reserves, Economic Revisions Due To Prices Proved Developed And Undeveloped Reserves, Economic Revisions Due To Prices Document Registration Statement Document Registration Statement Segmented Information Disclosure of entity's operating segments [text block] Dividend declared (in CAD per share) Dividends recognised as distributions to owners per share Depreciation Depreciation, right-of-use assets Temporary difference, unused tax losses and unused tax credits [domain] Temporary difference, unused tax losses and unused tax credits [domain] Accumulated depletion and depreciation Accumulated depreciation and amortisation [member] Retained earnings Retained earnings [member] Disclosure Of Detailed Information About Results Of Operations From Crude Oil And Natural Gas Activities Disclosure Of Detailed Information About Results Of Operations From Crude 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designated as cash flow hedges Accumulated Other Comprehensive Income, Net Of Tax, Derivative Instruments Designated As Cash Flow Hedges Accumulated Other Comprehensive Income, Net Of Tax, Derivative Instruments Designated As Cash Flow Hedges Retained earnings Retained earnings Detailed Information about Identifiable Net Assets Acquired, and Fair Value of Consideration Exchanged Disclosure of detailed information about business combination [text block] $20.00 - $24.99 Exercise Price Range Three [Member] Exercise Price Range Three [Member] Disclosure of detailed information about financial instruments [line items] Disclosure of detailed information about financial instruments [line items] Fair value of the Company's interests in the AOSP mines, net asset acquired Property, Plant and Equipment Recognised As Of Acquisition Date, Excluding Asset Retirement Obligations Property, Plant and Equipment Recognised As Of Acquisition Date, Excluding Asset Retirement Obligations Additions/Acquisitions, net Additions And Acquisitions, Property, Plant And Equipment Additions And Acquisitions, Property, Plant And Equipment Non-current asset retirement obligation Non-current provision for decommissioning, restoration and rehabilitation costs Types of risks [domain] Types of risks [domain] 4.85% debentures due May 30, 2047 Medium-Term Borrowings - Four Point Eight Five Percent Debentures Due May 2047 [Member] Disclosure Of Major Components Of Tax Expense (Income) [Table] Disclosure Of Major Components Of Tax Expense (Income) [Table] Disclosure Of Major Components Of Tax Expense (Income) [Table] Fair value of the Company's interests in the AOSP mines net Business Combination, Achieved in Stages, Preacquisition Equity Interest in Acquiree, Property Plant And Equipment Excluding Asset Retirement Obligations, Remeasurement, Gain (Loss) Business Combination, Achieved in Stages, Preacquisition Equity Interest in Acquiree, Property Plant And Equipment Excluding Asset 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Cash and cash equivalents – end of year Less: cash and cash equivalents Cash and cash equivalents Head Office Non-segmented Unallocated amounts [member] Sales of reserves in place (in MMbbl) Sales of reserves in place (in MMbbl/Bcf) Oil and Gas, Proved Reserve, Quantity, Volume, Sale of Mineral in Place Document Information [Table] Document Information [Table] Remuneration of Non-management Directors and Senior Management Disclosure of transactions between related parties [text block] Schedule of Long-term Debt Disclosure of detailed information about borrowings [text block] Liabilities and shareholders' equity Equity and liabilities Foreign exchange adjustments Increase (decrease) through net exchange differences, other provisions Property, plant and equipment Property, plant and equipment [abstract] Business combinations [axis] Business combinations [axis] Cash payment for stock options surrendered and PSUs vested Payments of other equity instruments Series A Bonds Series A Bonds 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Positive value indicates an increase; negative value indicates a decrease. 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interest rates [domain] Relating to: Relating To [Abstract] Relating To Classes of other provisions [axis] Classes of other provisions [axis] Investment in North West Redwater Partnership Investments Accounted For Using Equity Method Related Temporary Differences [Member] Investments Accounted For Using Equity Method Related Temporary Differences [Member] Disposal Group [Domain] Disposal Group [Domain] Disposal Group [Domain] Accounting Standards Issued But Not Yet Applied Disclosure of expected impact of initial application of new standards or interpretations [text block] Impact of UK PRT and other taxes on corporate income tax Tax Effect Of Deductible Petroleum Revenue And Other Taxes On Corporate Income Tax Tax Effect Of Deductible Petroleum Revenue And Other Taxes On Corporate Income Tax Material reconciling items Material reconciling items [member] 3.75% debentures due February 8, 2031 Medium-Term Borrowings - Three Point Seven Five Percent Debentures Due February 8, 2031 [Member] 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Crude Oil, Natural Gas Liquids, Natural Gas, Other Income And Revenue Exploration and evaluation assets derecognized through depletion, depreciation and amortization expense Exploration And Evaluation Assets Derecognized Through Depletion, Depreciation And Amortization Expense Exploration And Evaluation Assets Derecognized Through Depletion, Depreciation And Amortization Expense Local Phone Number Local Phone Number 2026 Less than 1 year Not later than one year [member] Transportation Transportation Cost Of Sales, Transportation Cost Of Sales, Transportation Asset retirement obligation accretion Asset retirement obligation accretion Decommissioning, Restoration, And Rehabilitation Costs Arising From Passage Of TIme Decommissioning, Restoration, And Rehabilitation Costs Arising From Passage Of TIme Medium Term Borrowings 3.55% Debentures Medium Term Borrowings Three Point Five Five Percent Debentures [Member] Medium Term Borrowings Three Point Five Five Percent Debentures Statement Of Cash Flows, Additional Disclosures [Abstract] Statement Of Cash Flows, Additional Disclosures [Abstract] Statement Of Cash Flows, Additional Disclosures [Abstract] Long-term debt Long-term debt Non-current portion of non-current borrowings WTI West Texas Intermediate, Cushing Oklahoma [Member] West Texas Intermediate, Cushing Oklahoma [Member] Inventory Adjustments for decrease (increase) in inventories PROPERTY, PLANT AND EQUIPMENT Description of accounting policy for property, plant and equipment [text block] Foreign exchange Gains (Losses) On Exchange Differences On Translation Recognised In Profit Or Loss, Settled And Unsettled Derivative Hedging Instruments Gains (Losses) On Exchange Differences On Translation Recognised In Profit Or Loss, Settled And Unsettled Derivative Hedging Instruments Fair value, net of asset retirement obligation Consideration transferred, acquisition-date fair value Payment of lease liabilities Payments of lease liabilities, classified as financing activities Shares that may be reserved for issuance as a percentage of common shares outstanding Number Of Shares Authorised In Share Based Payment Arrangement As A Percentage Of Common Shares Outstanding Number Of Shares Authorised In Share Based Payment Arrangement As A Percentage Of Common Shares Outstanding Earnings before tax since acquisition Earnings Before Tax, Including Interest Expense, Depletion, Depreciation And Amortization Since Acquisition Date Earnings Before Tax, Including Interest Expense, Depletion, Depreciation And Amortization Since Acquisition Date UK PRT and other taxes Tax Effect Of Petroleum Revenue And Other Taxes Tax Effect Of Petroleum Revenue And Other Taxes Proportion of ownership interest in subsidiary Proportion of ownership interest in subsidiary Entity Registrant Name Entity Registrant Name Basic (in CAD per share) Net earnings per common share - basic (in CAD per share) Basic earnings (loss) per share Chevron Canada Limited Chevron Canada Limited [Member] Chevron Canada Limited Unrealized foreign exchange (gain) loss Adjustments for unrealised foreign exchange losses (gains) Liquidity risk Liquidity risk [member] $40.00 - $44.99 Exercise Price Range Seven [Member] Exercise Price Range Seven Loss (gain) on disposal of asset, after tax Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Remeasurement, Non-Cash Gain (Loss), After Tax Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Remeasurement, Non-Cash Gain (Loss), After Tax Weighted average common shares outstanding – diluted (thousands of shares) (in shares) Weighted average number of ordinary shares used in calculating diluted earnings per share Transfers to property, plant and equipment Increase (Decrease) Through Transfers To Property, Plant And Equipment, Exploration For And Evaluation Of Mineral Resources Increase (Decrease) Through Transfers To Property, Plant And Equipment, Exploration For And Evaluation Of Mineral Resources Schedule of Leases Impact on Net Earnings and Cash Flow Disclosure of additional information about leasing activities for lessee [text block] Gain from investment Gain on investment Gains (Losses) On Investments Gains (Losses) On Investments Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow [Line Items] Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow [Line Items] Repayment of other long-term debt Repayments Of Other Long-Term Borrowings, Classified As Financing Activities Repayments Of Other Long-Term Borrowings, Classified As Financing Activities Disclosure of Future Payments Disclosure Of Detailed Information About Commitments And Contingencies Explanatory [Table Text Block] Disclosure Of Detailed Information About Commitments And Contingencies Explanatory [Table Text Block] Proved properties Capitalized Costs, Proved Properties1 Capitalized Costs, Proved Properties1 Exploration and evaluation assets Exploration And 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Mineral Resources Net Expenditures (Proceeds), Exploration For And Evaluation Of Mineral Resources Non-cash and fair value changes Non-Cash And Fair Value Changes, Property, Plant And Equipment Non-Cash And Fair Value Changes, Property, Plant And Equipment Disclosure Of Information About Lease Assets Explanatory [Table] Disclosure Of Information About Lease Assets Explanatory [Table] Disclosure Of Information About Lease Assets Explanatory [Table] Net change in non-cash working capital Operating activities Increase (Decrease) In Working Capital, Operating Activities Increase (Decrease) In Working Capital, Operating Activities Other income and revenue Other Income And Revenue [Member] Other Income And Revenue Weighted average exercise price, options exercisable (in CAD per share) Weighted average exercise price (in CAD per share) Weighted average exercise price of share options exercisable in share-based payment arrangement Proved Costs Incurred, Acquisition Of Oil And Gas Properties With Proved Reserves1 Costs Incurred, Acquisition Of Oil And Gas Properties With Proved Reserves1 All Currencies [Domain] All Currencies [Domain] SHAREHOLDERS' EQUITY Equity [abstract] Summary of Assets, Liabilities, Partners' Equity and Equity (Loss) Income Related to Joint Venture Disclosure of interests in joint arrangements [text block] Issuance of common shares on exercise of stock options Proceeds from exercise of options Unrealized foreign exchange loss on long-term debt Unrealized foreign exchange on long-term debt Unrealised foreign exchange gains (losses) [member] Subclassifications of assets, liabilities and equities [abstract] Subclassifications of assets, liabilities and equities [abstract] Change in unrecognized capital loss carryforward asset Tax Effect From Deferred Tax Not Recognized Tax Effect From Deferred Tax Not Recognized Interest payable included in service toll Commitments In Relation To Joint Ventures, Interest Payable Commitments In Relation To Joint Ventures, Interest Payable Ranges of exercise prices for outstanding share options [domain] Ranges of exercise prices for outstanding share options [domain] Derecognitions Retirements, property, plant and equipment Changes in estimated future development costs Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Estimated Future Development Cost, Increase (Decrease) Bank Credit Facilities And Commercial Paper Outstanding Bank Credit Facilities And Commercial Paper Outstanding [Member] Bank Credit Facilities And Commercial Paper Outstanding ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag 2.50% debentures due January 17, 2028 Medium-Term Borrowings - Two Point Five Zero Percent Debentures Due January 2028 [Member] Inflation rate, 1% increase Impact Of 1% Increase In Inflation Rate, Impact On Asset Retirement Obligation Liability Impact Of 1% Increase In Inflation Rate, Impact On Asset Retirement Obligation Liability Gain on remeasurement recorded in the transaction Disposal Group, Including Discontinued Operations, Carrying Value Disposal Group, Including Discontinued Operations, Carrying Value North West Redwater Partnership North West Redwater Partnership [Member] North West Redwater Partnership [Member] Disclosure of temporary difference, unused tax losses and unused tax credits [table] Disclosure of temporary difference, unused tax losses and unused tax credits [table] (Repayment) issuance of bank credit facilities and commercial paper, net (Repayment) issuance of bank credit facilities and commercial paper, net Issuance (Repayments) Of Line Of Credit Borrowings, Classified As Financing Activities Issuance (Repayments) Of Line Of Credit Borrowings, Classified As Financing Activities Total cash outflows for leases Cash outflow for leases Interest paid on long-term debt Interest Paid (Received), Net Interest Paid (Received), Net Common stock option based awards Key Management Personnel Compensation, Options Issued Key Management Personnel Compensation, Options Issued Auditor Firm ID Auditor Firm ID Types of contracts [axis] Types of contracts [axis] $35.00 – $39.99 Exercise Price Range Six [Member] Exercise Price Range Six Peace River Area Peace River Area [Member] Peace River Area 3.42% debentures due December 1, 2026 Medium-Term Borrowings - Three Point Four Two Percent Debentures Due December 2026 [Member] Disclosure Of Detailed Information About Exploration For And Evaluation Of Mineral Resources [Table] Disclosure Of Detailed Information About Exploration For And Evaluation Of Mineral Resources [Table] Disclosure Of Detailed Information About Exploration For And Evaluation Of Mineral Resources [Table] Liabilities Liabilities GOVERNMENT GRANTS Description of accounting policy for government grants [text block] Long-term prepayments, contracts and other Prepayments and accrued income including contract assets Property, plant and equipment and exploration and evaluation assets Property, Plant And Equipment And Exploration And Evaluation Assets Related Temporary Differences [Member] Property, Plant And Equipment And Exploration And Evaluation Assets Related Temporary Differences [Member] Exploration Expense Arising From Exploration For And Evaluation Of Mineral Resources, Net Of Additions Expense Arising From Exploration For And Evaluation Of Mineral Resources, Net Of Additions Repayments of line of credit facility Repayments Of Line Of Credit Facility Repayments Of Line Of Credit Facility Current income taxes payable Current tax liabilities, current Title and Position [Axis] Title and Position [Axis] Supplementary Oil & Gas Information [Table] Supplementary Oil & Gas Information [Table] Supplementary Oil & Gas Information [Table] Discount rate applied to cash flow projections Discount rate applied to cash flow projections Foreign exchange adjustments and other Increase (decrease) through net exchange differences, property, plant and equipment Foreign exchange adjustments Increase (Decrease) Through Net Exchange Differences, Exploration For And Evaluation Of Mineral Resources Increase (Decrease) Through Net Exchange Differences, Exploration For And Evaluation Of Mineral Resources Acquisition of Chevron's assets Cash Flows From (Used In), Acquisition Of Assets, Classified As Investing Activities Cash Flows From (Used In), Acquisition Of Assets, Classified As Investing Activities Lease liabilities Lease liabilities [member] Weighted average exercise price, options forfeited (in CAD per share) Weighted average exercise price of share options forfeited in share-based payment arrangement Oil and Gas, Change in Standardized Measure, Discounted Future Net Cash Flow Oil and Gas, Change in Standardized Measure, Discounted Future Net Cash Flow [Table Text Block] Reconciliation Of Changes In Derivative Financial Assets (Liabilities), Net [Roll Forward] Reconciliation Of Changes In Derivative Financial Assets (Liabilities), Net [Roll Forward] Reconciliation Of Changes In Derivative Financial Assets (Liabilities), Net [Roll Forward] Financial liabilities, at fair value Financial liabilities, at fair value Current income tax expense Current income tax Income tax Current tax expense (income) Expiration term Share-Based Compensation Arrangement By Share-Based Payment Award, Expiration Period1 Share-based Compensation Arrangement By Share-based Payment Award Expiration Period1 Top of range Top of range [member] Long-Term Borrowings Expiring September 2027 Long-Term Borrowings Expiring September Two Thousand Twenty Seven [Member] Long-Term Borrowings Expiring September Two Thousand Twenty Seven Earnings per share [line items] Earnings per share [line items] Other long-term assets Other non-current assets Long-term inventory Non-Current Inventory Non-Current Inventory BC Westcoast Station 2 British Columbia Westcoast Station 2 [Member] British Columbia Westcoast Station 2 [Member] 2029 Later than three years and not later than four years [member] Product inventory Current crude oil Schedule of Cash Flow Supplemental Disclosures Disclosure Of Detailed Information About Cash Flow Supplemental Disclosures [Table Text Block] Disclosure Of Detailed Information About Cash Flow Supplemental Disclosures [Table Text Block] Unused tax credits Unused tax credits [member] ASOP Mines AOSP Mines [Member] AOSP Mines INVENTORY Description of accounting policy for measuring inventories [text block] Exploration and evaluation assets Exploration And Evaluation Assets Recognized As Of Acquisition Date Exploration And Evaluation Assets Recognized As Of Acquisition Date Joint ventures [axis] Joint ventures [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Letters of credit and guarantees outstanding Letters Of Credit And Guarantees Outstanding, Amount Letters Of Credit And Guarantees Outstanding, Amount 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Decommissioning Restoration And Uninflated, Gross Asset Retirement Obligations Decommissioning Restoration And Uninflated, Gross Asset Retirement Obligations Summary of Outstanding Common Stock Disclosure of classes of share capital [text block] Disclosure of detailed information about hedging instruments [table] Disclosure of detailed information about hedging instruments [table] AOSP Mines and Scotford And Quest AOSP Mines And Scotford And Quest [Member] AOSP Mines And Scotford And Quest Commitments and Contingencies Disclosure of commitments and contingent liabilities [text block] Financial Instruments Disclosure of financial instruments [text block] Unproved properties Capitalized Costs, Unproved Properties1 Capitalized Costs, Unproved Properties1 Increase through capitalization of short-term leases, property, plant and equipment Increase Through Capitalization Of Short-Term Leases, Property, Plant And Equipment Increase Through Capitalization Of Short-Term Leases, Property, Plant 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Grade [Axis] Operator of joint operation, percent of lease assets and liabilities recognized Operator Of Joint Operation, Percent Of Lease Assets And Liabilities Recognized Operator Of Joint Operation, Percent Of Lease Assets And Liabilities Recognized Net changes in non-cash working capital Increase (decrease) in working capital FINANCIAL INSTRUMENTS Description of accounting policy for financial instruments [text block] Current assets Current assets Current assets Derivative financial assets held for hedging Derivative financial assets held for hedging Stock options Share options [member] Disclosure of operating segments [table] Disclosure of operating segments [table] Deferred income tax recovery Deferred income tax expense Deferred tax expense (income) recognised in profit or loss Abandonment expenditures Decommissioning, Restoration And Rehabilitation Costs, Provision Used Decommissioning, Restoration And Rehabilitation Costs, Provision Used Corridor Pipeline, Sole Contracted Shipper Corridor Pipeline, Sole Contracted Shipper [Member] Corridor Pipeline, Sole Contracted Shipper Segments [axis] Segments [axis] 10% annual discount for timing of future cash flows Oil and Gas, Standardized Measure, Discounted Future Net Cash Flow, Discount Types of risks [axis] Types of risks [axis] Company recognized a non-cash charge Asset retirement obligations Decommissioning, Restoration, And Rehabilitation Assets Recognized As of Acquisition Date Decommissioning, Restoration, And Rehabilitation Assets Recognized As of Acquisition Date Oil and Gas, Proved Reserve, Quantity [Line Items] Oil and Gas, Proved Reserve, Quantity [Line Items] Disclosure of transactions between related parties [table] Disclosure of transactions between related parties [table] Expense Depreciation, property, plant and equipment Types of hedges [axis] Types of hedges [axis] Weighted average exercise price, options exercised (in CAD per share) Weighted average exercise price of share options exercised 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maturing December 2027 Non-Revolving Syndicated Credit Facility Maturing December 2027 [Member] Non-Revolving Syndicated Credit Facility Maturing December 2027 6.50% due February 15, 2037 (US$450 million) Long-Term Borrowings - Six Point Five Zero Percent Due February 2037 [Member] Deferred PRT Deferred Petroleum Revenue Tax Related Temporary Differences [Member] Deferred Petroleum Revenue Tax Related Temporary Differences [Member] Amendment Flag Amendment Flag Components of equity [domain] Components of equity [domain] Dividends on common shares Dividends recognised as distributions to owners Disclosure of operating segments [line items] Disclosure of operating segments [line items] Medium-Term Notes Medium-Term Notes [Member] Medium-Term Notes Strengthening of the Canadian dollar by US$0.01 Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Dollar Amount Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Decrease In Risk Variable, Dollar Amount. Positive value indicates an increase; negative value indicates a decrease. Medium-term borrowings expiring September 2027 Medium-Term Borrowings Expiring September Two Thousand Twenty Seven [Member] Medium-Term Borrowings Expiring September Two Thousand Twenty Seven Weighted average Weighted average [member] Asset retirement obligation, net Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Asset Retirement Obligation, Remeasurement, Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Asset Retirement Obligation, Remeasurement, Gain (Loss) Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Axis] Issued upon exercise of stock options Increase (Decrease) Through Exercise Of Options, Cash Received Increase (Decrease) Through Exercise Of Options, Cash Received Lease additions Increase through new leases, liabilities arising from financing activities Temporary difference, unused tax losses and unused tax credits [axis] Temporary difference, unused tax losses and unused tax credits [axis] Schedule of Provision for Income Tax Disclosure Of Major Components Of Tax Expense (Income) [Table Text Block] Disclosure Of Major Components Of Tax Expense (Income) [Table Text Block] Liabilities settled Provision used, other provisions Fair value Weighted Average Fair Value At Measurement Date, Share Options Granted, Per Share Weighted Average Fair Value At Measurement Date, Share Options Granted, Per Share Range Range [domain] Classes of contingent liabilities [axis] Classes of contingent liabilities [axis] Realized foreign exchange on financing activities Foreign Currency Transaction Loss (Gain)1 Foreign Currency Transaction Loss (Gain)1 Accounts payable Adjustments for increase (decrease) in trade and other payables Recovery of unrecognised share of losses of joint ventures Recovery Of Unrecognised Share Of Losses Of Joint Ventures Recovery Of Unrecognised Share Of Losses Of Joint Ventures $10.38 – $14.99 Exercise Price Range One [Member] Exercise Price Range One [Member] Derecognitions Disposals Of Right-Of-Use Assets Disposals Of Right-Of-Use Assets Extractive Industries [Abstract] Extractive Industries [Abstract] Grande Prairie Acquisition Grande Prairie Acquisition [Member] Grande Prairie Acquisition Expected credit loss rate Expected credit loss rate Disclosure of leases [Abstract] Disclosure of leases [Abstract] Disclosure of leases [Abstract] Non-cash gain Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Remeasurement, Non-Cash Gain (Loss) Business Combination, Achieved In Stages, Preacquisition Equity Interest In Acquiree, Remeasurement, Non-Cash Gain (Loss) Previously recognized liability on stock options exercised ‍for common shares Increase (Decrease) Through Exercise Of Options, Additional Value Received In Excess Of Cash Increase (Decrease) Through Exercise Of Options, Additional Value Received In Excess Of Cash Stock options surrendered for cash settlement (in shares) Number Of Share Options Surrendered For Cash In Share-based Payment Arrangement Number Of Share Options Surrendered For Cash In Share-based Payment Arrangement Prepaids and other Adjustments For Decrease (Increase) In Current Prepayments And Other Current Assets Adjustments For Decrease (Increase) In Current Prepayments And Other Current Assets Address Type [Domain] Address Type [Domain] Notional amount Notional amount Investments Investments Other Than Investments Accounted For Using Equity Method Related Temporary Differences [Member] Investments Other Than Investments Accounted For Using Equity Method Related Temporary Differences [Member] Less: current portion Current lease liabilities North West Redwater Partnership service toll Commitments For Service Toll Commitments For Service Toll Foreign currency translation adjustment Exchange differences on translation [abstract] Currency [Axis] Currency [Axis] Change in discount rates Increase (decrease) through change in discount rate, other provisions Diluted (in CAD per share) Net earnings per common share - diluted (in CAD per share) Diluted earnings (loss) per share Maturity Maturity [domain] SHARE CAPITAL Description of accounting policy for issued capital [text block] Disclosure of terms and conditions of share-based payment arrangement [table] Disclosure of terms and conditions of share-based payment arrangement [table] 2.95% due July 15, 2030 (US$500 million) Long-Term Borrowings - Two Point Nine Five Percent Due July 2030 [Member] Disclosure of reconciliation of liabilities arising from financing activities [table] Disclosure of reconciliation of liabilities arising from financing activities [table] Other Miscellaneous Other Liabilities Miscellaneous Other Liabilities Exploration and Evaluation Assets Disclosure of exploration and evaluation assets [text block] Net Earnings Per Common Share Earnings per share [text block] Transaction costs Deferred Financing Costs [Member] Deferred Financing Costs [Member] Counterparty Name [Axis] Counterparty Name [Axis] Disclosure of detailed information about property, plant and equipment [table] Disclosure of detailed information about property, plant and equipment [table] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Weighted average ordinary shares and adjusted weighted average ordinary shares [abstract] Weighted average ordinary shares used in calculating basic and diluted earnings per share [abstract] Toll payer percent for others Toll Payer Percent For Others Toll Payer Percent For Others Taxable PRT for corporate income tax Taxable Petroleum Revenue Tax For Corporate Income Tax Related Temporary Differences [Member] Taxable Petroleum Revenue Tax For Corporate Income Tax Related Temporary Differences Disclosure of objectives, policies and processes for managing capital [line items] Disclosure of objectives, policies and processes for managing capital [line items] Capitalized costs, gross Capitalized Costs, Oil And Gas Producing Activities, Gross1 Capitalized Costs, Oil And Gas Producing Activities, Gross1 Increase (decrease) to other comprehensive income Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Increase In Risk Variable, Impact On Other Comprehensive Income (Loss) Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Increase In Risk Variable, Impact On Other Comprehensive Income (Loss)