Equity Components [Axis] Common Stock [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Related and Nonrelated Parties [Axis] Michael J Fox Foundation [Member] Currency [Axis] Australia, Dollars Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Purchase Agreement 2023 [Member] Legal Entity [Axis] Lincoln Park Capital Fund L L C [Member] Plan Name [Axis] Stock Option Plan 2015 [Member] Stock Option Plan 2019 [Member] Stock Option Plan 2022 [Member] Derivative Instrument [Axis] Equity Option [Member] Exercise Price Range [Axis] Option Price 1 [Member] Option Price 2 [Member] Option Price 3 [Member] Option Price 4 [Member] Option Price 5 [Member] Consolidated Entities [Axis] General And Administrative Expenses [Member] Research And Development Expenses [Member] Research and Development Arrangement, Contract to Perform for Others, Type [Axis] Preclinical Studies [Member] Clinical Trials [Member] Personnel Costs [Member] Non Cash Share Based Compensation [Member] Other Research And Development Costs [Member] Cover [Abstract] Document Type Amendment Flag Amendment Description Document Registration Statement Document Annual Report Document Quarterly Report Document Transition Report Document Shell Company Report Document Shell Company Event Date Document Period Start Date Document Period End Date Document Fiscal Period Focus Document Fiscal Year Focus Current Fiscal Year End Date Entity File Number Entity Registrant Name Entity Central Index Key Entity Primary SIC Number Entity Tax Identification Number Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Three Entity Address, City or Town Entity Address, State or Province Entity Address, Country Entity Address, Postal Zip Code Country Region City Area Code Local Phone Number Extension Written Communications Soliciting Material Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security No Trading Symbol Flag Trading Symbol Security Exchange Name Title of 12(g) Security Security Reporting Obligation Annual Information Form Audited Annual Financial Statements Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Document Accounting Standard Other Reporting Standard Item Number Entity Shell Company Entity Public Float Entity Bankruptcy Proceedings, Reporting Current Entity Common Stock, Shares Outstanding Documents Incorporated by Reference [Text Block] Statement of Financial Position [Abstract] Assets Current Cash and cash equivalents Incentive and tax receivables Prepaid expenses and other current assets Total Assets Liabilities and Stockholders’ Equity Current Liabilities Accounts payable Accrued liabilities - Note 3 Deferred grant income - Note 4 Total Liabilities Commitments and Contingencies - Note 6 92,696,842 common shares (September 30, 2025 - 86,668,521) Additional paid-in capital Accumulated deficit Total Stockholders’ Equity Total Liabilities and Stockholders’ Equity Preferred stock, authorized Preferred stock, par value Common shares, authorized Common shares, par value Common shares, issued Common shares, outstanding Income Statement [Abstract] Operating expenses (recovery) General and administrative (recovery) Research and development (recovery) Total operating expenses (recovery) Operating income (loss) Other income (expense) Grant income Research and development incentive income Interest income, net Foreign exchange gain (loss) Total other income, net Net income (loss) before provision for income Income tax expense, current Net income (loss) and comprehensive income (loss) Net income (loss) per share Net Loss per share, Basic Net Loss per share, Diluted Weighted average number of shares outstanding Basic Diluted Statement of Cash Flows [Abstract] Cash Flows used in Operating Activities Net loss Adjustments to reconcile net loss to net cash used in operations: Share based compensation (recovery) Changes in working capital balances related to operations: Incentive and tax receivables Prepaid expenses and deposits Accounts payable Accrued liabilities Deferred grant income Net cash used in operating activities Cash Flows provided by Financing Activities Issuance of common shares, net of share issuance costs Payment for taxes related to cashless exercise of options Proceeds from exercise of stock options Net cash provided by financing activities Increase (decrease) in cash and cash equivalents during the period Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Supplemental Cash Flow Information Cash paid for state and local franchise taxes Cash paid for income taxes Common stock issued upon cashless exercise of stock option Statement [Table] Statement [Line Items] Beginning balance, value Balance at beginning, shares Share based compensation (recovery) Shares issued pursuant to exercise of stock options Shares issued pursuant to exercise of stock options, shares Shares issued pursuant to cashless exercise of stock option Shares issued pursuant to cashless exercise of stock option, shares Shares withheld related to cashless exercise of stock option and taxes Shares withheld related to cashless exercise of stock option and taxes, shares Share based compensation Shares issued under 2025 Sales Agreement Shares issued under Sales Agreement, shares Ending balance, value Balance at ending, shares Pay vs Performance Disclosure [Table] Executive Category [Axis] Individual [Axis] Adjustment to Compensation [Axis] Measure [Axis] Pay vs Performance Disclosure, Table Company Selected Measure Name Named Executive Officers, Footnote Peer Group Issuers, Footnote Changed Peer Group, Footnote PEO Total Compensation Amount PEO Actually Paid Compensation Amount Adjustment To PEO Compensation, Footnote Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Compensation Actually Paid Amount Adjustment to Non-PEO NEO Compensation Footnote Equity Valuation Assumption Difference, Footnote Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Company Selected Measure Total Shareholder Return Vs Peer Group Compensation Actually Paid vs. Other Measure Tabular List, Table Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net Income (Loss) Company Selected Measure Amount Other Performance Measure, Amount Adjustment to Compensation, Amount PEO Name Name Non-GAAP Measure Description Additional 402(v) Disclosure Pension Benefits Adjustments, Footnote Equity Awards Adjustments, Footnote Erroneously Awarded Compensation Recovery [Table] Restatement Determination Date [Axis] Restatement Determination Date Aggregate Erroneous Compensation Amount Erroneous Compensation Analysis Stock Price or TSR Estimation Method Outstanding Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Not Yet Determined Name Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery, Explanation of Impracticability Name Compensation Amount Restatement does not require Recovery Awards Close in Time to MNPI Disclosures [Table] Award Type [Axis] Award Timing MNPI Disclosure Award Timing Method Award Timing Predetermined Award Timing MNPI Considered Award Timing, How MNPI Considered MNPI Disclosure Timed for Compensation Value Awards Close in Time to MNPI Disclosures, Table Name Underlying Securities Exercise Price Fair Value as of Grant Date Underlying Security Market Price Change Trading Arrangements, by Individual [Table] Trading Arrangement [Axis] Material Terms of Trading Arrangement Name Title Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted Adoption Date Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated Termination Date Expiration Date Arrangement Duration Aggregate Available Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Not Adopted Organization, Consolidation and Presentation of Financial Statements [Abstract] Business Description Accounting Policies [Abstract] Basis of Presentation Accrued Liabilities Accrued Liabilities Other Income Other Income Equity Offerings Equity Offerings Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Segment Reporting [Abstract] Segmented Information Subsequent Events [Abstract] Subsequent Events Use of Estimates Principles of Consolidation Fair Value Measurements Recent Accounting Pronouncements Schedule of principal components of accrued liabilities Schedule of operating lease costs Schedule of contributions under the plan Schedule of stock option activity Schedule of summarizes information about stock options Schedule of general and administrative expenses and research and development expenses Schedule of weighted average assumptions for fair value of each option award Schedule of summarizes the significant expenses Accrued investigator payments Accrued compensation and benefits Research grant repayable (Note 4) Milestone-based contract accruals All other accrued liabilities Total accrued liabilities Defined Benefit Plan [Table] Defined Benefit Plan Disclosure [Line Items] Research grant Income from grant Deferred grant income Accrued liabilities Research and development incentive income Incentive and tax receivables Collaborative Arrangement and Arrangement Other than Collaborative [Table] Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Value of shares obligated to purchase Common stock issued shares Share issued for offering, shares Pro rata basic number of shares obligated to purchase Proceeds from issuance or sale of equity Fair value of the initial commitment Incurred expenses Operating lease costs Contributions to 401(k) plan Offsetting Assets [Table] Offsetting Assets [Line Items] Number of options, Outstanding beginning balance Weighted average exercise price, Outstanding beginning balance Weighted average grant date fair value, Outstanding beginning balance Aggregate intrinsic value, Outstanding beginning balance Number of options, Granted Weighted average exercise price, Granted Weighted average grant date fair value, Granted Number of options, Exercised Weighted average exercise price, Exercised Weighted average grant date fair value, Exercised Aggregate intrinsic value, Exercised Number of options, Expired Weighted average exercise price, Expired Weighted average grant date fair value, Expired Number of options, Forfeited Weighted average exercise price, Forfeited Weighted average grant date fair value, Forfeited Number of options, Outstanding ending balance Weighted average exercise price, Outstanding ending balance Weighted average grant date fair value, Outstanding Ending balance Aggregate intrinsic value, Outstanding ending balance Number of options, Exercisable Weighted average exercise price, Exercisable Exercisable Aggregate intrinsic value, Exercisable Range of exercise prices, Lower range limit Range of exercise prices, Upper range limit Number of outstanding options Weighted average remaining contractual life Weighted average exercise price Number of vested options Weighted average exercise price options vested Total share based compensation Risk-free interest rate Expected life of options (years) Annualized volatility Dividend rate Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Operating lease term Number of shares of common stock reserved for issuance Additional shares of common stock available for issuance Option issued Option available issue Weighted average grant date fair value of options vested Weighted average contractual life of options outstanding Options exercisable Issued stock option shares Share based compensation Remaining stock based compensation Research and Development, Contract to Perform for Others [Table] Research and Development Arrangement, Contract to Perform for Others [Line Items] Research and development costs Non-cash share-based compensations (recovery) Total Research And Development Costs recovery General and administrative costs [custom:NoncashSharebasedCompensationrecovery] General and administrative costs Other income Net Loss Assets [Default Label] Liabilities Equity, Attributable to Parent Liabilities and Equity Operating Expenses Operating Income (Loss) Nonoperating Income (Expense) Income Tax Expense (Benefit) Increase (Decrease) in Income Taxes Receivable Increase (Decrease) in Prepaid Expense Increase (Decrease) in Accounts Payable DeferredGrantIncome Cash Provided by (Used in) Operating Activity, Including Discontinued Operation PaymentForTaxesRelatedToCashlessExerciseOfOptions Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Shares, Outstanding ShareBasedCompensationRecovery Forgone Recovery, Individual Name Outstanding Recovery, Individual Name Awards Close in Time to MNPI Disclosures, Individual Name Trading Arrangement, Individual Name AccuredLiabilitiesTextBlock OtherIncomeDisclosureTextBlock EquityOfferingTextBlock TotalAccruedLiabilities Accounts Payable and Accrued Liabilities, Current Research and Development Arrangement, Contract to Perform for Others, Compensation Earned Other Receivables Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Share-Based Payment Arrangement, Expense