Earnings per share [abstract] Basic earnings (loss) per share Diluted earnings (loss) per share Finance income Gross profit Tax expense (income) Other expense, by function Other income Profit (loss), attributable to [abstract] Profit (loss), attributable to non-controlling interests Profit (loss), attributable to owners of parent Research and development expense Revenue Sales and marketing expense Comprehensive income attributable to [abstract] Comprehensive income, attributable to non-controlling interests Comprehensive income, attributable to owners of parent Other comprehensive income [abstract] Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Income tax relating to components of other comprehensive income that will be reclassified to profit or loss Other comprehensive income, before tax, cash flow hedges Other comprehensive income, before tax, exchange differences on translation of foreign operations Other comprehensive income, before tax, hedges of net investments in foreign operations Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans Profit for the period Assets [abstract] Current assets [abstract] Cash and cash equivalents Current tax assets, current Current inventories Non-current assets or disposal groups classified as held for sale or as held for distribution to owners Other current financial assets Trade and other current receivables Non-current assets [abstract] Deferred tax assets Goodwill Intangible assets other than goodwill Non-current finance lease receivables Non-current financial assets measured at fair value through other comprehensive income Non-current net defined benefit asset Other non-current assets Property Plant And Equipment Including Right Of Use Assets Property Plant And Equipment Including Right Of Use Assets Property plant and equipment including right of use assets. Equity and liabilities [abstract] Equity [abstract] Arvonmuutos- Ja Muut Rahastot Fair Value And Other Reserves Fair value and other reserves. Issued capital Non-controlling interests Reserve of exchange differences on translation Retained earnings Share premium Liabilities [abstract] Current liabilities [abstract] Current Portion Of Noncurrent Loans Received And Current Lease Liability Current Portion Of Noncurrent Loans Received And Current Lease Liability Current portion of non-current loans received and current lease liability. Current provisions Current tax liabilities, current Current borrowings Trade and other current payables Non-current liabilities [abstract] Deferred tax liabilities Noncurrent Interest Bearing Liabilities Noncurrent Interest Bearing Liabilities Non-current interest bearing liabilities. Non-current provisions Non-current net defined benefit liability Other non-current liabilities Arvon- muutos ja muut rahastot Fair Value And Other Reserves [Member] Fair value and other reserves [Member]. Decrease Through Acquisition Of Non Controlling Interest Decrease Through Acquisition Of Non Controlling Interest Decrease through acquisition of non controlling interest. Other changes Cash flows from (used in) financing activities [abstract] Net cash flows from financing activities Change in short-term loans Dividends paid Proceeds from long-term borrowings Repayment of long-term borrowings Cash flows from (used in) investing activities [abstract] Net cash flows from investing activities Acquired subsidiaries and assets Pitkäaikaisten lainasaamisten lisäys Payment of long-term deposits Cash payment of long term deposits. Lyhytaikaisten lainasaamisten lisäys Payment of short-term deposits Cash payment of short term deposits. Pitkäaikaisten lainasaamisten vähennys Proceeds from long-term deposits Cash receipts from long term deposits. Lyhytaikaisten lainasaamisten vähennys Proceeds from short-term deposits Cash receipts from short term deposits. Change in other investment Capital expenditure Cash flows from operating activities Change in inventory Korottomien saamisten muutos Change in non-interest bearing receivables Adjustments for decrease increase in other operating and trade account receivable. Korottomien velkojen muutos Change in non-interest bearing payables Adjustments for increase decrease in non interest bearing payables Adjustments Depreciation, amortisation and impairments Financial expense/-income Adjustments for gain (loss) on disposals, property, plant and equipment Income tax expense Total adjustments to reconcile profit (loss) Other adjustments, operational Net cash flows from operating activities Taxes paid Interest paid Translation difference Change in liquid assets Cash flow based Disclosure Of Litigation [Text Block] Disclosure of litigation [text block].