Additional paid-in capital Additional Paid-in Capital [Member] Additional paid-in capital [member] Depreciation Finance expense Adjustments for finance costs Finance income Adjustments for finance income Movement of expected credit loss Adjustments for provisions Share-based compensation expense Expense (benefit) for awards recognized Foreign exchange loss/(gain) Adjustments for unrealised foreign exchange losses (gains) Total assets Assets ASSETS Assets [abstract] Basic loss per share (in dollars per share) Bank loans or other debt outstanding Borrowings Bottom of Range [Member] Cash at bank and in hand Cash and cash equivalents at the end of the period Cash and cash equivalents at the beginning of the period Cash and cash equivalents Cash and cash equivalents Cash and cash equivalents Cash and cash equivalents [Abstract] Cash equivalents Net cash flows from financing activities Cash flows from (used in) financing activities Cash flows from financing activities Cash flows from investing activities Cash flows from (used in) investing activities Cash flows from investing activities Net cash used in operating activities Cash flows from (used in) operating activities Cash flows from operating activities Cash flows used in operating activities Cash flows from (used in) operations Changes in equity Share capital [Abstract] Components of equity [axis] Components of equity [domain] Items that may be reclassified to profit or loss Total comprehensive loss for the period Comprehensive income Total comprehensive loss for the period Comprehensive income, attributable to owners of parent Total current assets Current assets Current assets Current assets [abstract] Lease liability Current lease liabilities Total current liabilities Current liabilities Current liabilities Current liabilities [abstract] Deferred tax assets Deferred tax assets Current and deferred income tax Description of accounting policy for income tax [text block] Segment reporting Description of accounting policy for segment reporting [text block] Expected volatility Award life (weighted average) Option life, share options granted Risk-free interest rate Diluted loss per share (in dollars per share) Cash and cash equivalents Disclosure of cash and cash equivalents [text block] Disclosure of classes of share capital [Abstract] Share Capital Disclosure of classes of share capital [text block] Contingencies [Abstract] Contingencies Disclosure of contingent liabilities [text block] Loss per share Events after the reporting date Expenses by nature Disclosure of fair value measurement of assets [line items] Disclosure of fair value measurement of assets [table] Marketable Securities Measured at FVOCI Disclosure of fair value of investments in equity instruments designated at fair value through other comprehensive income [text block] Fair value [Abstract] Finance income and expense Marketable securities Disclosure of financial instruments [text block] Weighted-average Assumptions Events after the reporting date [Abstract] Segment reporting [Abstract] Disclosure of operating segments [abstract] Other current assets Disclosure of other current assets [text block] Other current liabilities Disclosure of other current liabilities [text block] Other non-current assets Disclosure of other non-current assets [text block] Related party disclosures Share capital Disclosure of share capital, reserves and other equity interest [text block] Share based compensation Share based compensation [Abstract] Share-based Compensation Plans Outstanding Disclosure of terms and conditions of share-based payment arrangement [line items] Disclosure of terms and conditions of share-based payment arrangement [table] Trade payables Disclosure of trade and other payables [text block] Related party disclosures [Abstract] Loss per share [Abstract] Loss per share Loss Per Share Earnings per share [text block] Impact of foreign exchange on cash and cash equivalents Ending balance Beginning balance Total equity Equity Equity attributable to owners Total liabilities and equity Equity and liabilities LIABILITIES AND EQUITY Equity and liabilities [abstract] Exercise price for option granted (in dollars per share) Exercise price, share options granted Expected dividends Expenses by nature [Abstract] Opening balance Closing balance Investments in equity instruments designated at fair value through other comprehensive income Finance expense Finance expense Finance costs Finance income Finance income Finance income Reconciliation of the movement FVOCI [Abstract] Financial assets measured at fair value through other comprehensive income [abstract] Foreign exchange gain/loss [Abstract] Foreign exchange gain (loss) [abstract] Foreign exchange gain/loss Foreign exchange gain/(loss) Total general and administrative expenses General and administrative expense Tax charge/(credit) Current and deferred income tax charge Tax expense (income) Net increase in cash and cash equivalents Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Movement in working capital Increase (decrease) in working capital Share option exercises Share-based compensation expense Increase (decrease) through share-based payment transactions, equity Total transactions with owners Increase (decrease) through transactions with owners, equity Gain on cash equivalents and other financial assets at fair value through profit and loss ("FVTPL") Interest income on cash and cash equivalents Interest income under effective interest rate method at fair value through other comprehensive income ("FVOCI") Interest income on financial assets designated at fair value through profit or loss Finance expense paid Interest paid, classified as operating activities Finance income received Interest received Interest revenue for financial assets measured at fair value through other comprehensive income Issue of share capital Share capital Share Capital [Member] Issued capital [member] Total liabilities Liabilities Current and deferred income tax [Abstract] Major components of tax expense (income) [abstract] Measurement [axis] Measurement [domain] Other current assets [Abstract] Other current liabilities [Abstract] Other non-current assets [Abstract] Total non-current assets Non-current assets Non-current assets Non-current assets [abstract] Lease liability Non-current lease liabilities Total non-current liabilities Non-current liabilities Non-current liabilities Non-current liabilities [abstract] Outstanding at beginning of period (in shares) Outstanding at end of period (in shares) Number of share options outstanding in share-based payment arrangement Number of option exercisable (in shares) Exercised (in shares) Number of share options exercised in share-based payment arrangement Forfeited/Expired (in shares) Number of share options forfeited in share-based payment arrangement Granted (in shares) Number of options granted (in shares) Number of shares authorized (in shares) Number of outstanding shares - beginning balance (in shares) Number of outstanding shares - ending balance (in shares) Number of shares issued Issued Shares [Abstract] Number of shares issued [abstract] Total operating expenses Operating expense Other comprehensive (expense)/income Other comprehensive (expense)/income Other comprehensive income [abstract] Movement of expected credit losses on assets measured at FVOCI Other comprehensive income, net of tax, change in fair value of financial liability attributable to change in credit risk of liability Currency translation adjustment Fair value movement on marketable securities Movement on marketable securities through OCI Other comprehensive income, net of tax, financial assets measured at fair value through other comprehensive income Other current assets Other current liabilities Total other income Other finance income (cost) Other non-current assets Other reserves Other reserves within equity on consolidated statement Other Reserves [Member] Other reserves [member] Transaction costs from share issuances Payments for share issue costs Payment of lease liability Payments of lease liabilities, classified as financing activities Net cash proceeds from underwritten offering of ordinary shares Proceeds from issue of ordinary shares Proceeds from share issuances Proceeds from issuing shares Proceeds from sale of other financial assets Loss for the period Loss for the period Profit (loss) Loss per share [Abstract] Profit (loss), attributable to ordinary equity holders of parent entity [abstract] Loss attributable to shareholders Loss for the period Loss before tax Profit (loss) before tax Loss from operations Profit (loss) from operating activities Property, plant and equipment Purchase of property, plant and equipment Purchase of property, plant and equipment, classified as investing activities Range [axis] Range [domain] Revaluation adjustments Revaluation adjustment Reclassification adjustments on financial assets measured at fair value through other comprehensive income, net of tax Total research and development expenses Research and development Research and development expense Foreign currency translation reserve Reserve of exchange differences on translation Foreign Currency Translation Reserve [Member] Share Option Plan [member] Reserves within equity [axis] Reserves within equity [domain] Accumulated deficit Accumulated Deficit [Member] General and administration Selling, general and administrative expense General and administrative [Abstract] Selling, general and administrative expense [abstract] Share Options [Member] Number of shares reserved for future issuance (in shares) Unaudited condensed consolidated interim statement of cash flows [Abstract] Unaudited condensed consolidated interim statement of changes in equity [Abstract] Statement of changes in equity [line items] Statement of changes in equity [table] Unaudited condensed consolidated interim statement of comprehensive loss [Abstract] Unaudited condensed consolidated interim statement of financial position [Abstract] Top of Range [Member] Trade payables Trade payables [Abstract] Types of antidilutive instruments [axis] Types of antidilutive instruments [domain] Types of share-based payment arrangements [axis] Types of share-based payment arrangements [domain] Exercised (in dollars per share) Weighted average exercise price of share options exercised in share-based payment arrangement Forfeited/Expired (in dollars per share) Weighted average exercise price of share options forfeited in share-based payment arrangement Granted (in dollars per share) Weighted average share price of shares exercised (in dollars per share) Outstanding at beginning of period (in dollars per share) Outstanding at end of period (in dollars per share) Weighted average exercise price of share options outstanding in share-based payment arrangement Outstanding weighted average remaining life in years Share price (in dollars per share) Weighted average share price, share options granted Weighted average number of shares in issue (in shares) Cover [Abstract] Document Type Amendment Flag Document Period End Date Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date The cash inflow from redemptions and disposals of marketable securities. Proceeds from redemptions and disposals of marketable securities Proceeds from redemptions and disposals of marketable securities Basis of preparation, significant judgments, and accounting policies [Abstract] The entire disclosure for basis of preparation, significant judgments and accounting policies applied by the entity Basis of Preparation, Significant Judgments, and Accounting Policies [Text Block] Basis of preparation, significant judgments, and accounting policies The increase (decrease) through transfer of share option. Increase (decrease) through transfer of share option, equity Transfer of share options The description of the entity's accounting policy for significant estimates and judgments. Description of accounting policy for significant estimates and judgments [Policy Text Block] Use of estimates and judgments The description of the entity's accounting policy for basis of preparation. Description of accounting policy for basis of preparation [Policy Text Block] Basis of preparation Going Concern [Abstract] Going concern basis [Abstract] The amount of investment in marketable security. Marketable security Marketable securities The amount of investment in marketable security, classified as current. Marketable security, current Marketable securities Expenses operating [Abstract] Operating expenses Movement of expected credit loss related to marketable securities. Movement of expected credit loss Movement of expected credit loss Profit (loss) or comprehensive income (loss) attributable to [Abstract] Attributable to owners: Research and development expenses [Abstract] Research and development [Abstract] The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment includes share-based compensation expense allocated to research and development expenses. Research and development expense allocation employee expenses Employee expenses The amount included in employee expenses (benefit) of share-based compensation expense relating to employees in the general and administrative department. Share-based compensation expense (benefit) included in employees expenses for employees in general and administrative department The amount of external costs includes depreciation expense allocated to general and administrative expenses. General and administrative expense allocation external costs External costs The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment includes share-based compensation expense allocated to general and administrative expenses. General and administrative expense allocation employee expenses Employee expenses The amount of external costs includes depreciation expense allocated to research and development expenses. Research and development expense allocation external costs External research and development expenses The amount included in employee expenses (benefit) of share-based compensation expense relating to employees in the research and development department. Share based compensation expense (benefit) included in employees expenses for employees in research and development department The disclosure of detailed information about expenses by nature. Disclosure of detailed information about expenses by nature [Table Text Block] Expenses by Nature The disclosure of detailed information about cash and cash equivalents. Disclosure of cash and cash equivalents [Table Text Block] Cash and Cash Equivalents Marketable securities [Abstract] The increase (decrease) in equity resulting from issue and share option exercises. Increase (decrease) through issue and share option exercises Share option exercise (in shares) The number of shares issued and sold from public offering by the entity. Number Of shares issued and sold from public offering Shares issued from offering (in shares) Price of a single share of a number of stocks of a company. Share price per share Number of options [Abstract] Number of awards [Abstract] Weighted average exercise price [Abstract] Average exercise price per share [Abstract] The weighted average grant date fair value of share options granted in a share-based payment arrangement. Weighted average grant date fair value of options granted in share-based payment arrangement Weighted average grant date fair value (in dollars per share) Weighted average remaining life [Abstract] Weighted average remaining life [Abstract] he weighted average remaining contractual life of forfeited share forfeited, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Weighted Average Remaining Contractual Life Of Forfeited Share Option Forfeited/Expired weighted average remaining life in years The weighted average remaining contractual life of granted share options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Weighted average remaining contractual life of granted share options Granted weighted average remaining life in years The weighted average remaining contractual life of exercised share exercised, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Weighted Average Remaining Contractual Life of Exercised Share Option Exercised weighted average remaining life in years The tabular disclosure of detailed information overall movement through other comprehensive income. Disclosure of overall movement through other comprehensive income [Table Text Block] Overall Movement through OCI Corporate information [Abstract] The disclosure for corporate information. Disclosure of corporate Information explanatory [Text Block] Corporate information Underwriting of Ordinary Shares [Abstract] Underwriting of Ordinary Shares [Abstract] Weighted average assumptions [Abstract] The weighted average strike price of share options granted. Weighted average strike price, share options granted Strike price (in dollars per share) This member stands for share option expiration period one. Share Option, Expiration Period One [Member] This member stands for share option expiration period two. Share Option, Expiration Period Two [Member] Share based payment arrangement [Abstract] Remaining period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Share based compensation arrangement by share based payment award remaining vesting period Remaining vesting period Percentage of vesting of share-based compensation awards. Share-based payment arrangement award vesting rights percentage Award vest percentage Share option award granted period, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Share option award granted period For vesting requirements for a type of share-based payment arrangement that existed at any time during the period, this element represents the period which an employees' right to exercise an award is no longer contingent on satisfaction of a service condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Vesting requirements for share based payment arrangement award vesting period Vesting condition The number of ordinary shares available for future issuance of share-based equity awards. Number of ordinary shares available for future issuance of share-based equity awards Number of ordinary shares available for future issuance (in shares) The maximum settlement period for trade payables which are due to be settled at different times in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Trade payables due, settlement period, maximum The cash inflow associated with proceeds from redemption of marketable securities. Proceeds from redemption of marketable securities Proceeds from redemption of marketable securities Number of segments reported by the entity. Number of Segment Number of segments This member stands for fair value through other comprehensive income. Fair value through other comprehensive income [Member] FVOCI [Member] The amount of accrued interest arising on financial assets measured at fair value through other comprehensive income. Accrued interest for financial assets measured at fair value through other comprehensive income Accrued interest The amount of redemptions and disposals of marketable securities arising on financial assets measured at fair value through other comprehensive income. Redemptions and disposals of marketable securities for financial assets measured at fair value through other comprehensive income Redemptions and disposals of marketable securities Finance income and expense [Abstract] Finance expense [Abstract] Finance expense [Abstract] The amount of finance expenses on investment. Finance expenses on investment Finance expense on investments Finance income [Abstract] Finance income [Abstract] The amount of Finance expense on lease liability. Finance Expense on Lease Liability Finance expense on lease liability The amount of finance income on cash, cash equivalents and other financial assets. Finance income on cash, cash equivalents and other financial assets Finance income on cash, cash equivalents and other financial assets The tabular disclosure of net finance income/(expenses). Disclosure of net finance income/(expense) [Table Text Block] Finance Income and Expense