Notes, accounting policies and mandatory tags – this item MUST be used as a starting point for markups of disclosures in the notes to the financial statements Name of reporting entity or other means of identification Domicile of entity Legal form of entity Country of incorporation Address of entity's registered office Principal place of business Description of nature of entity's operations and principal activities Name of parent entity Name of ultimate parent of group Date of end of reporting period Statement of comprehensive income placeholder - this item MUST be used as a starting point for the statement of comprehensive income if it is disclosed separately or when the statement of profit or loss and other comprehensive income statements are c Revenue from sale of goods Collaboration Revenue The amount of revenue arising from transactions involving the Company's medicines as well as medicine the Company has acquired an interest in. Such income included upfront consideration, milestones receipts and royalties, as well as other income from collaborations. Revenue Total Revenue Cost of sales Cost of sales Gross profit Gross profit Distribution costs Distribution costs Research and development expense Research and development expense Selling, general and administrative expense Selling, general and administrative costs Other operating income (expense) Profit (loss) from operating activities Operating profit Finance income Finance costs Finance costs Share of profit (loss) of associates and joint ventures accounted for using equity method Share of profit (loss) of associates and joint ventures accounted for using equity method Profit (loss) before tax Profit (loss) before tax Tax expense (income) Tax expense (income) Profit (loss) Profit (loss) Other comprehensive income [abstract] Other comprehensive income Total other comprehensive income 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 Other comprehensive income, before tax, gains (losses) from investments in equity instruments Other comprehensive income, before tax, change in fair value of financial liability attributable to change in credit risk of liability Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss Other comprehensive income that will not be reclassified to profit or loss, net of tax Total other comprehensive income that will not be reclassified to profit or loss, net of tax Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Gains Losses On Exchange Differences On Consolidation Before Tax The gains (losses) recognised in other comprehensive income on exchange differences on the consolidation of financial statements of foreign operations, before tax. Gains Losses On Exchange Difference Hedges Of Net Investments In Foreign Operations Before Tax The gains (losses) recognised in other comprehensive income on exchange difference hedges of net investments in foreign operations, before tax. Gains (losses) on cash flow hedges, before tax Reclassification adjustments on cash flow hedges, before tax Fair value movements on cash flow hedges transferred to profit and loss Gains (losses) on hedges of net investments in foreign operations, before tax Cost Of Hedging Before Tax Gains/(costs) of hedging The amount of cost of hedging. Income tax relating to components of other comprehensive income that will be reclassified to profit or loss Income tax relating to components of other comprehensive income that will be reclassified to profit or loss Other comprehensive income that will be reclassified to profit or loss, net of tax Total other comprehensive income that will be reclassified to profit or loss, net of tax Comprehensive income Total comprehensive income Comprehensive income attributable to [abstract] Comprehensive income, attributable to owners of parent Comprehensive income, attributable to non-controlling interests Basic earnings (loss) per share Diluted earnings (loss) per share Weighted average number of ordinary shares outstanding Adjusted weighted average number of ordinary shares outstanding Profit Attributable To [Abstract] Profit attributable to: [Abstract]. Profit (loss), attributable to owners of parent Profit (loss), attributable to non-controlling interests Par value per share Dividends paid, ordinary shares Statement of financial position placeholder - this item MUST be used as a starting point for the statement of financial position Assets [abstract] Non-current assets [abstract] Property, plant and equipment Right-of-use assets Goodwill Intangible assets other than goodwill Non-current derivative financial assets Investments accounted for using equity method Non-current investments other than investments accounted for using equity method Other non-current receivables Non-current assets Total non-current assets Deferred tax assets Current assets [abstract] Current inventories Trade and other current receivables Current investments Current derivative financial assets Current tax assets Cash and cash equivalents Non-current assets or disposal groups classified as held for sale or as held for distribution to owners Current assets Total current assets Intangible assets and goodwill Assets Total assets Liabilities [abstract] Current liabilities [abstract] Current borrowings and current portion of non-current borrowings Current borrowings and current portion of non-current borrowings Current lease liabilities Current lease liabilities Trade and other current payables Trade and other current payables Current derivative financial liabilities Current derivative financial liabilities Current provisions Current provisions Current tax liabilities Current tax liabilities Current liabilities Total current liabilities Non-current liabilities [abstract] Non-current portion of non-current borrowings Non-current portion of non-current borrowings Non-current lease liabilities Non-current lease liabilities Non-current derivative financial liabilities Non-current derivative financial liabilities Deferred tax liabilities Deferred tax liabilities Non-current net defined benefit liability Non-current net defined benefit liability Non-current provisions Non-current provisions Trade and other non-current payables Trade and other non-current payables Non-current liabilities Total non-current liabilities Liabilities Total liabilities Assets (liabilities) Net assets (liabilities) Equity [abstract] Capital And Reserves Attributable To Equity Holders Of The Company [Abstract] Capital and reserves attributable to equity holders of the company [Abstract]. Issued capital Share premium Capital redemption reserve Merger reserve Other Reserves Other Than Merger And Capital Redemption Reserve A component of equity representing reserves within equity, not including merger, capital redemption reserve and retained earnings. Retained earnings Equity attributable to owners of parent Total equity attributable to owners of parent Non-controlling interests Equity Total equity Equity at beginning of period Equity at end of period Statement of changes in equity placeholder - this item MUST be used as a starting point for the statement of changes in equity Statement of changes in equity [table] Components of equity [axis] Equity [member] Issued capital [member] Share premium [member] Capital redemption reserve [member] Merger reserve [member] Other reserves [member] Retained earnings [member] Equity attributable to owners of parent [member] Non-controlling interests [member] Statement of changes in equity [line items] Ifrs Cumulative Effect Of New Accounting Principle In Period Of Adoption Ifrs Cumulative Effect Of New Accounting Principle In Period Of Adoption Amount after tax of changes in equity or changes in net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption. Increase Decrease Through Transfer Between Other Reserves And Retained Earnings Equity The increase (decrease) in equity resulting from transfers between the other reserves and retained earnings. Transactions With Owners [Abstract] Transactions with owners [Abstract]. Issue of equity Increase (decrease) through share-based payment transactions, equity Settlement Of Share Plan Awards Equity Amount of settlement of share plan awards. Increase (decrease) in equity Issue Of Replacement Alexion Share Awards Upon Acquisition Issue Of Replacement Alexion Share Awards Upon Acquisition Issue of replacement Alexion share awards upon acquisition. Dividends Recognised As Distributions To Owners Of Parent Net Of Forfeiture Dividends Recognised As Distributions To Owners Of Parent Net Of Forfeiture The amount of dividends, net of forfeitures, recognised as distributions to owners of the parent. Initially applied IFRSs [axis] Initially applied IFRSs [member] In Accordance With Ifric 23 [Member] This member stands for the information reported in accordance with IFRIC 23. Classes of share capital [axis] Share capital [member] Ordinary shares [member] Preference shares [member] Subsidiaries [axis] Entity's total for subsidiaries [member] Acerta Pharma Bv [Member] Represents information relating to Acerta Pharma B.V and its subsidiaries. Caelum Biosciences [Member] Caelum biosciences member. Non-controlling interest in acquiree recognised at acquisition date Retrospective application and retrospective restatement [axis] Currently stated [member] Increase (decrease) due to changes in accounting policy required by IFRSs [member] Business combinations [axis] Entity's total for business combinations [member] Alexion Pharmaceuticals Inc [Member] Alexion pharmaceuticals inc member. Statement of cash flows placeholder - this item MUST be used as a starting point for the statement of cash flows Cash flows from (used in) operating activities [abstract] Finance income (cost) Finance income (cost) Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss Adjustments for decrease (increase) in trade and other receivables Adjustments for decrease (increase) in inventories Adjustments For Losses Gains On Disposal Of Intangible Asset Adjustments for losses (gains) on disposal of intangible assets to reconcile profit (loss) to net cash flow from (used in) operating activities. Contingent Consideration Fair Value Movement Adjustment of contingent consideration due to change in fair value. Other adjustments for non-cash items Cash flows from (used in) operations Net cash flows from (used in) operations Interest paid, classified as operating activities Interest paid, classified as operating activities Income taxes paid (refund), classified as operating activities Income taxes paid (refund), classified as operating activities Cash flows from (used in) operating activities Net cash flows from (used in) operating activities Adjustments For Increase Decrease In Trade Other Payables And Provisions Adjustments for increase (decrease) in trade, other payables and provisions to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates Adjustments for gain (loss) on disposal of investments in subsidiaries, joint ventures and associates Cash flows from (used in) investing activities [abstract] Purchase of property, plant and equipment, classified as investing activities Purchase of property, plant and equipment, classified as investing activities Proceeds from sales of property, plant and equipment, classified as investing activities Purchase of intangible assets, classified as investing activities Purchase of intangible assets, classified as investing activities Proceeds from sales of intangible assets, classified as investing activities Purchase of other long-term assets, classified as investing activities Purchase of other long-term assets, classified as investing activities Proceeds from sales of other long-term assets, classified as investing activities Interest received, classified as investing activities Inflows Outflows Of Cash Related To Profit Participation Liability Classified As Investing Activities Inflows (outflows) of cash related to profit participation liability, classified as investing activities. Payments Upon Vesting Of Employee Share Awards Attributable To Business Combinations Payments Upon Vesting Of Employee Share Awards Attributable To Business Combinations Payments upon vesting of employee share awards attributable to business combinations. Cash flows from (used in) investing activities Net cash flows from (used in) investing activities Contingent Consideration Payment Business Combinations Classified As Investing Activities Contingent Consideration Payment Business Combinations Classified As Investing Activities The amount of contingent consideration paid on account of business combinations. Other inflows (outflows) of cash, classified as investing activities Other cash payments to acquire interests in joint ventures, classified as investing activities Other cash payments to acquire interests in joint ventures, classified as investing activities Proceeds from sales of investments accounted for using equity method Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities Cash flows from (used in) financing activities [abstract] Proceeds from issuing shares Proceeds from borrowings, classified as financing activities Repayments of borrowings, classified as financing activities Repayments of borrowings, classified as financing activities Dividends paid, classified as financing activities Dividends paid, classified as financing activities Hedge Contracts Relating To Dividend Payments Receipts Classified As Financing Activities Hedge Contracts Relating To Dividend Payments Receipts Classified As Financing Activities The cash inflow or outflow from hedge contracts relating to dividend payments (receipts). Payments of lease liabilities, classified as financing activities Payments of lease liabilities, classified as financing activities Other inflows (outflows) of cash, classified as financing activities Cash flows from (used in) financing activities Net cash flows from (used in) financing activities Payments To Acquire Non Controlling Interests Payments To Acquire Non Controlling Interests Payments to acquire non-controlling interests. Increase (decrease) in cash and cash equivalents before effect of exchange rate changes Net increase (decrease) in cash and cash equivalents