Disclosure of general information about financial statements [text block] Expenses by nature [abstract] Cash flows from (used in) financing activities [abstract] Adjustments for undistributed profits of investments accounted for using equity method Disclosure of joint ventures [text block] Description of accounting policy for investment in associates and joint ventures [text block] Disclosure of other liabilities [text block] Other comprehensive income, net of tax, cash flow hedges Description of accounting policy for recognising in profit or loss difference between fair value at initial recognition and transaction price [text block] Description of accounting policy for segment reporting [text block] Profit (loss) Profit (loss) Earnings per share [abstract] Current liabilities Description of accounting policy for finance income and costs [text block] Description of accounting policy for stripping costs [text block] Disclosure of other assets [text block] Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax Disclosure of earnings per share [text block] Treasury shares [member] Disclosure of goodwill [text block] Disclosure of treasury shares [text block] Foreign exchange gain (loss) Description of accounting policy for business combinations [text block] Other comprehensive income, net of tax, exchange differences on translation of foreign operations Description of nature of financial statements Comprehensive income, attributable to owners of parent Disclosure of basis of consolidation [text block] Name of ultimate parent of group Disclosure of commitments and contingent liabilities [text block] Other comprehensive income, net of tax, gains (losses) from investments in equity instruments Disclosure of non-current assets held for sale and discontinued operations [text block] Disclosure of information about key management personnel [text block] Other non-current non-financial assets Adjustments for increase (decrease) in other liabilities Description of accounting policy for financial liabilities [text block] Description of accounting policy for government grants [text block] Share premium [member] Disclosure of liquidity risk [text block] Diluted earnings (loss) per share Disclosure of government grants [text block] Disclosure of other current liabilities [text block] Disclosure of material accounting policy information [text block] Disclosure of research and development expense [text block] Disclosure of provisions [text block] Disclosure of deferred taxes [text block] Non-current liabilities Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share Current provisions Disclosure of dividends [text block] Description of accounting policy for finance costs [text block] Adjustments for increase (decrease) in trade and other payables Disclosure of investments other than investments accounted for using equity method [text block] Components of equity [domain] Description of accounting policy for non-current assets or disposal groups classified as held for sale and discontinued operations [text block] Disclosure of basis of preparation of financial statements [text block] Dividends received, classified as operating activities Disclosure of intangible assets [text block] Dividends recognised as distributions to owners Dividends recognised as distributions to owners Other adjustments for which cash effects are investing or financing cash flow Intangible assets and goodwill Other current financial liabilities Description of accounting policy for deferred income tax [text block] Disclosure of tax receivables and payables [text block] Profit (loss) from operating activities Other comprehensive income Finance costs Description of accounting policy for subsidiaries [text block] Cash flows from (used in) investing activities [abstract] Disclosure of fair value of financial instruments [text block] Profit (loss), attributable to owners of parent Description of accounting policy for derecognition of financial instruments [text block] Description of accounting policy for business combinations and goodwill [text block] Disclosure of inventories [text block] Purchase of other long-term assets, classified as investing activities Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities Domicile of entity Non-current portion of non-current borrowings Cash flows from (used in) financing activities Non-current assets [abstract] Disclosure of other provisions, contingent liabilities and contingent assets [text block] Disclosure of financial instruments at fair value through profit or loss [text block] Description of accounting policy for cash flows [text block] Non-controlling interests Disclosure of market risk [text block] Trade and other current payables Disclosure of trade and other payables [text block] Name of parent entity Proceeds from sales of property, plant and equipment, classified as investing activities Disclosure of interest expense [text block] Equity [abstract] Current assets Disclosure of insurance contracts [text block] Investments accounted for using equity method Liabilities [abstract] Description of accounting policy for derivative financial instruments [text block] Increase (decrease) through acquisition of subsidiary, equity Disclosure of other current assets [text block] Disclosure of finance cost [text block] Disclosure of income tax [text block] Name of reporting entity or other means of identification Disclosure of impairment of assets [text block] Cash flows from (used in) investing activities Equity and liabilities [abstract] Disclosure of credit risk [text block] Description of accounting policy for repairs and maintenance [text block] Disclosure of auditors' remuneration [text block] Disclosure of intangible assets and goodwill [text block] Share of profit (loss) of associates and joint ventures accounted for using equity method Disclosure of finance income (cost) [text block] Description of accounting policy for leases [text block] Description of accounting policy for investments other than investments accounted for using equity method [text block] Disclosure of property, plant and equipment [text block] Disclosure of subsidiaries [text block] Country of incorporation Property, plant and equipment Description of accounting policy for fair value measurement [text block] Statement of changes in equity [line items] Current assets [abstract] Disclosure of cash flow statement [text block] Disclosure of interest income [text block] Disclosure of authorisation of financial statements [text block] Description of accounting policy for employee benefits [text block] Disclosure of finance income [text block] Disclosure of additional information about understanding financial position and liquidity of entity [text block] Disclosure of assets and liabilities with significant risk of material adjustment [text block] Legal form of entity Other comprehensive income that will not be reclassified to profit or loss, net of tax Description of accounting policy for recognition of revenue [text block] Adjustments for unrealised foreign exchange losses (gains) Non-controlling interests [member] Disclosure of interest income (expense) [text block] Proceeds from government grants, classified as investing activities Description of accounting policy for exploration and evaluation expenditures [text block] Other reserves Expenses, by nature Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Disclosure of depreciation and amortisation expense [text block] Description of accounting policy for derivative financial instruments and hedging [text block] Assets [abstract] Profit (loss) [abstract] Adjustments for depreciation and amortisation expense and impairment loss (reversal of impairment loss) recognised in profit or loss Equity attributable to owners of parent Disclosure of revenue [text block] Description of accounting policy for decommissioning, restoration and rehabilitation provisions [text block] Components of equity [axis] Other non-current provisions Statement of changes in equity [table] Disclosure of allowance for credit losses [text block] Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Description of accounting policy for financial instruments [text block] Adjustments for decrease (increase) in inventories Deferred tax liabilities Increase (decrease) through treasury share transactions, equity Description of accounting policy for transactions with non-controlling interests [text block] Decrease through other distributions to owners, equity Decrease through other distributions to owners, equity Trade and other current receivables Impairment loss (reversal of impairment loss) recognised in profit or loss Disclosure of changes in accounting policies [text block] Disclosure of debt instruments [text block] Disclosure of associates [text block] Equity and liabilities Description of accounting policy for impairment of assets [text block] Disclosure of commitments [text block] Cash flows from (used in) operating activities Principal place of business Cash and cash equivalents classified as part of disposal group held for sale Repayments of borrowings, classified as financing activities Disclosure of accrued expenses and other liabilities [text block] Description of accounting policy for measuring inventories [text block] Adjustments to reconcile profit (loss) [abstract] Current inventories Disclosure of non-controlling interests [text block] Effect of exchange rate changes on cash and cash equivalents Cash flows from (used in) operating activities [abstract] Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, net of tax Raw materials and consumables used Disclosure of cash and cash equivalents [text block] Revenue and other operating income Revenue and other operating income Liabilities Disclosure of financial instruments [text block] Disclosure of objectives, policies and processes for managing capital [text block] Disclosure of reserves within equity [text block] Finance income (cost) Finance income (cost) Employee benefits expense Disclosure of expenses [text block] Disclosure of investments accounted for using equity method [text block] Disclosure of derivative financial instruments [text block] Disclosure of other operating income (expense) [text block] Other inflows (outflows) of cash, classified as operating activities Tax expense (income) Non-current net defined benefit asset Description of accounting policy for research and development expense [text block] Description of accounting policy for emission rights [text block] Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Disclosure of financial risk management [text block] Disclosure of share capital, reserves and other equity interest [text block] Increase (decrease) through other changes, equity Other non-current financial liabilities Description of accounting policy for functional currency [text block] Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity Payments to acquire or redeem entity's shares Adjustments for deferred tax expense Disclosure of related party [text block] Proceeds from sales of other long-term assets, classified as investing activities Description of nature of entity's operations and principal activities Disclosure of employee benefits [text block] Non-current provisions for employee benefits Current investments Description of accounting policy for contingent liabilities and contingent assets [text block] Disclosure of accounting judgements and estimates [text block] Disclosure of other non-current assets [text block] Treasury shares Disclosure of revenue from contracts with customers [text block] Adjustments for decrease (increase) in trade and other receivables Description of accounting policy for property, plant and equipment [text block] Description of accounting policy for investment in associates [text block] Description of accounting policy for impairment of non-financial assets [text block] Disclosure of entity's operating segments [text block] Other comprehensive income that will be reclassified to profit or loss, net of tax Description of accounting policy for intangible assets other than goodwill [text block] Disclosure of information about employees [text block] Disclosure of discontinued operations [text block] Comprehensive income, attributable to non-controlling interests Finance income Description of accounting policy for termination benefits [text block] Purchase of treasury shares Purchase of treasury shares Share premium Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners Disclosure of contingent liabilities [text block] Proceeds from borrowings, classified as financing activities Depreciation and amortisation expense Other current financial assets Profit (loss), attributable to [abstract] Description of accounting policy for depreciation expense [text block] Disclosure of exploration and evaluation assets [text block] Disclosure of additional information [text block] Address of entity's registered office Disclosure of issued capital [text block] Disclosure of fair value measurement [text block] Disclosure of borrowings [text block] Retained earnings Profit (loss) before tax Current borrowings Disclosure of trade and other receivables [text block] Other non-current non-financial liabilities Description of accounting policy for financial assets [text block] Description of accounting policy for goodwill [text block] Disclosure of interests in other entities [text block] Changes in equity [abstract] Description of accounting policy for offsetting of financial instruments [text block] Non-current liabilities [abstract] Description of accounting policy for foreign currency translation [text block] Description of accounting policy for income tax [text block] Issued capital [member] Disclosure of collateral [text block] Disclosure of leases [text block] Purchase of property, plant and equipment, classified as investing activities Current liabilities [abstract] Issued capital Comprehensive income attributable to [abstract] Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Description of accounting policy for determining components of cash and cash equivalents [text block] Statement of IFRS compliance [text block] Dividends paid, classified as financing activities Other expenses, by nature Equity attributable to owners of parent [member] Retained earnings [member] Other inflows (outflows) of cash, classified as financing activities Assets Disclosure of effect of changes in foreign exchange rates [text block] Description of accounting policy for investments in joint ventures [text block] Adjustments for losses (gains) on disposal of non-current assets Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities Adjustments for gains (losses) on change in fair value of derivatives Disclosure of other operating income [text block] Description of accounting policy for mining rights [text block] Non-current assets Proceeds from issuing shares Comprehensive income Comprehensive income Equity Beginning balance, equity Ending balance, equity Disclosure of changes in accounting policies, accounting estimates and errors [text block] Own shares sold to employees Own shares sold to employees Deferred tax assets Description of accounting policy for share-based payment transactions [text block] Revenue Increase (decrease) through change in equity of subsidiaries, equity Description of accounting policy for provisions [text block] Profit (loss), attributable to non-controlling interests Payments from changes in ownership interests in subsidiaries that do not result in loss of control Other income Increase (decrease) through disposal of subsidiary, equity Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Description of accounting policy for trade and other receivables [text block] Other reserves [member] Disclosure of share-based payment arrangements [text block] Other comprehensive income [abstract] Basic earnings (loss) per share Description of accounting policy for financial instruments at fair value through profit or loss [text block] Current tax liabilities, current Currency translation difference net of tax subsidiaries sold CurrencyTranslationDifferenceNetOfTaxSubsidiariesSold