Percentage increase in interest in the Scotford upgrader and Quest Carbon Capture (CCS) facility Percentage Increase in Interest in the Scotford Upgrader and Quest Carbon Capture (CCS) Facility Shares Held In Trust [Member] Shares Held In Trust Cash Outflow For Total Cash Capital Expenditure Cash Outflow For Total Cash Capital Expenditure Cash Outflow For Total Cash Capital Expenditure Adjustments for Increase (Decrease) in Derivative Financial Instruments Adjustments for Increase (Decrease) in Derivative Financial Instruments Cash flow from financing activities Net Increase (Decrease) In Debt With Maturity Period Within Three Months Net Increase (Decrease) In Debt With Maturity Period Within Three Months Net Purchases and Dividends Received, Shares Held in Trust, Classified as Financing Activities Net Purchases and Dividends Received, Shares Held in Trust, Classified as Financing Activities Cash flow from investing activities Other Miscellaneous Reserves [Member] Other Miscellaneous Reserves Amounts Transferred From Other Comprehensive Income To Profit Amounts Transferred From Other Comprehensive Income To Profit Tangible Exploration And Evaluation Assets Amount Charged To Expense Tangible Exploration And Evaluation Assets Amount Charged To Expense Cash Flows From (Used in) Increase (Decrease) in Derivative Financial Instruments Cash Flows From (Used in) Increase (Decrease) in Derivative Financial Instruments Cash flow from operating activities Comprehensive Income Including Remeasurement Of Interest In Joint Venture Comprehensive Income Including Remeasurement Of Interest In Joint Venture Total expenditure Proceeds From Joint Ventures and Associates From Sale, Capital Reduction, and Repayment of Long-term Loans Proceeds From Joint Ventures and Associates From Sale, Capital Reduction, and Repayment of Long-term Loans Increase/(decrease) in cash and cash equivalents Interest And Other Income Interest And Other Income Other Outflows Of Cash, Classified As Investing Activities Other Outflows Of Cash, Classified As Investing Activities Percentage decrease in non-controlling interest due to swap in mining interest Percentage Decrease In Non Controlling Interest Due To Swap In Mining Interest Other Inflows Of Cash, Classified As Investing Activities Other Inflows Of Cash, Classified As Investing Activities Purchase of treasury shares Net (Gains) on Sale and Revaluation of Non-current Assets and Businesses Net (Gains) on Sale and Revaluation of Non-current Assets and Businesses Change In Non-controlling Interest Change In Non-controlling Interest Other Miscellaneous Reserves Other Miscellaneous Reserves Shares Held In Trust Shares Held In Trust Revenue And Other Income Revenue And Other Income Revenue And Other Income