Adjustments for interest expense Non-controlling interests [member] Statement of financial position [abstract] Domicile of entity Cash advances and loans made to other parties, classified as investing activities Increase (Decrease) Through Change In Scope, Equity Increase (Decrease) Through Change In Scope, Equity Dividends recognised as distributions to non-controlling interests Adjustments For Acquisition Costs Adjustments For Acquisition Costs Adjustments For Acquisition Costs Retained earnings Other Non-Operating (Expenses) Income Other Non-Operating (Expenses) Income Other Non-Operating (Expenses) Income Cash flows from (used in) investing activities [abstract] Gain (Loss) On Reevaluation Of Previously Held Interests Gain (Loss) On Reevaluation Of Previously Held Interests Deferred tax assets Finance income Earnings per share [abstract] Number Of Shares Issued Through Share-Based Payment, Equity Number Of Shares Issued Through Share-Based Payment, Equity Property, plant and equipment Non-controlling interests Cash and cash equivalents classified as part of disposal group held for sale Lease Interest Paid, Classified As Operating Activities Lease Interest Paid, Classified As Operating Activities Lease Interest Paid, Classified As Operating Activities Cost of sales Profit or loss [abstract] Current payables to related parties Purchase Of Spectrum And Licenses Purchase Of Spectrum And Licenses Purchase Of Spectrum And Licenses Adjustments for increase (decrease) in trade accounts payable Cash and cash equivalents Intangible assets other than goodwill Legal form of entity Non-current liabilities [abstract] Effect of exchange rate changes on cash and cash equivalents Noncurrent Trade Payables And Accruals For Capital Expenditures Noncurrent Trade Payables And Accruals For Capital Expenditures Noncurrent Trade Payables And Accruals For Capital Expenditures Statement of changes in equity [abstract] Other comprehensive income, net of tax, cash flow hedges Restricted cash and cash equivalents Non-current portion of non-current borrowings Increase (decrease) in working capital Purchase of treasury shares Current inventories Adjustments For Losses (Gains) On Disposals And Impairments Of Non-current Assets Adjustments For Losses (Gains) On Disposals And Impairments Of Non-current Assets Adjustments For Losses (Gains) On Disposals And Impairments Of Non-current Assets Adjustments for share-based payments Current tax assets, current Number of treasury shares purchased Number of treasury shares purchased Current interest payable Current assets [abstract] Other reserves Issued Capital And Share Premium Issued Capital And Share Premium Issued Capital And Share Premium Cash Receipts (Payments) From Future Contracts. Forward Contracts, Option Contracts And Swap Contracts, Classified As Investing Activities Cash Receipts (Payments) From Future Contracts. Forward Contracts, Option Contracts And Swap Contracts, Classified As Investing Activities Liabilities [abstract] Current prepayments and current accrued income Equity [member] Number Of Shares Purchased Number Of Shares Purchased Number Of Shares Purchased Comprehensive income attributable to [abstract] Cash flows from (used in) operating activities Adjustments for decrease (increase) in trade accounts receivable Share Of Profit (Loss) Of Associates And Joint Ventures Accounted For Using Equity Method, Nonoperating Share Of Profit (Loss) Of Associates And Joint Ventures Accounted For Using Equity Method, Nonoperating Payments For Transfer To Pledge Deposits Payments For Transfer To Pledge Deposits Payments For Transfer To Pledge Deposits Proceeds from sales of investments other than investments accounted for using equity method Current Trade Payables And Accruals For Capital Expenditures Current Trade Payables And Accruals For Capital Expenditures Current Trade Payables And Accruals For Capital Expenditures Non-current derivative financial assets Share of profit (loss) of joint ventures accounted for using equity method, operating Share Of Profit (Loss) Of Joint Ventures Accounted For Using Equity Method, Operating Share Of Profit (Loss) Of Joint Ventures Accounted For Using Equity Method, Operating Comprehensive Income, From Discontinued Operations Current contract assets Dividends received from joint ventures, classified as investing activities Depreciation expense Adjustments for finance income Treasury shares [member] Current advances to suppliers Total Trade and other current payables Cash flows from (used in) financing activities Payments to acquire or redeem entity's shares Profit (loss), attributable to non-controlling interests Adjustments for finance costs Lease liabilities Authorized capital Authorized capital Current borrowings and current portion of non-current borrowings Other reserves Other Reserves1 [Member] Other Reserves1 [Member] Share Of Profit (Loss) Of Associates And Joint Ventures Accounted For Using Equity Method, Nonoperating, Excluding Disposals Share Of Profit (Loss) Of Associates And Joint Ventures Accounted For Using Equity Method, Nonoperating, Excluding Disposals Share Of Profit (Loss) Of Associates And Joint Ventures Accounted For Using Equity Method, Nonoperating, Excluding Disposals Current receivables due from related parties Assets [abstract] Share premium [member] Finance costs Profit (Loss) For The Year Attributable To Equity Holders Profit (Loss) For The Year Attributable To Equity Holders Profit (Loss) For The Year Attributable To Equity Holders Deferred tax liabilities Statement of cash flows [abstract] Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Other comprehensive income, net of tax, exchange differences on translation Adjustments For Other Non-Operating (Income) Expense Adjustments For Other Non-Operating (Income) Expense Adjustments For Other Non-Operating (Income) Expense Number of treasury shares withheld Number of treasury shares withheld Adjustments for decrease (increase) in inventories Investments in joint ventures accounted for using equity method Cash repayments of advances and loans from related parties Country of incorporation Cash flows from (used in) investing activities Profit (Loss) Before Tax From Discontinued Operations Profit (Loss) Before Tax From Discontinued Operations Profit (Loss) Before Tax From Discontinued Operations Current lease liabilities Adjustments For Increase (Decrease) In Contract Assets, Liabilities And Costs, Net Adjustments For Increase (Decrease) In Contract Assets, Liabilities And Costs, Net Adjustments For Increase (Decrease) In Contract Assets, Liabilities And Costs, Net Components of equity [axis] Current liabilities [abstract] Profit (loss) from discontinued operations Share authorized, par value per share Share Authorized, Par Value Per Share Non-current assets [abstract] Retained profits Name of reporting entity or other means of identification Increase (Decrease) Through Conversion Of Convertible Instruments, Shares Increase (Decrease) Through Conversion Of Convertible Instruments, Shares EQUITY AND LIABILITIES Non-current provisions Increase (decrease) in cash and cash equivalents Current trade receivables Debt Interest Paid, Classified As Operating Activities Debt Interest Paid, Classified As Operating Activities Debt Interest Paid, Classified As Operating Activities Current contract liabilities Other non-current assets Revenue from contracts with customers Adjustments for depreciation and amortisation expense Statement of comprehensive income [abstract] Comprehensive income, attributable to owners of parent Other operating income (expense) Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Profit (loss) Payments For Financing Exit Costs From Joint Venture Payments For Financing Exit Costs From Joint Venture Payments For Financing Exit Costs From Joint Venture Guatemala Joint Ventures [Member] Guatemala Joint Ventures [Member] Amortisation expense Cash flows from (used in) operating activities [abstract] Other current assets Statutory Reserves Unavailable For Distribution Statutory Reserves Unavailable For Distribution Advances And Dividends Paid To Non-controlling Interest Advances And Dividends Paid To Non-controlling Interest Advances And Dividends Paid To Non-controlling Interest Current tax liabilities, current Operating expense excluding cost of sales Right-of-use assets Share capital Put Option Liability Put Option Liability Profit (loss) before tax Non-current derivative financial liabilities Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Equity [abstract] Profit (loss), attributable to owners of parent Adjustments to reconcile profit (loss) [abstract] Non-current contract assets Comprehensive income, attributable to non-controlling interests Net profit (loss) for the year Attributable to: Comprehensive Income, From Continuing Operations Current provisions Statement of changes in equity [line items] Address of entity's registered office Cash flows from (used in) financing activities [abstract] Profit (Loss) Before Tax , Including Discontinued Operations Profit (Loss) Before Tax , Including Discontinued Operations Profit (Loss) Before Tax , Including Discontinued Operations Statement of changes in equity [table]