Equity Components [Axis] Common Stock [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Sale of Stock [Axis] Private Placement [Member] Legal Entity [Axis] Vernalis Development Limited [Member] Statistical Measurement [Axis] Minimum [Member] Maximum [Member] IPO [Member] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Loan and Sercurity Agreement [Member] Securities Purchase Agreement [Member] Plan Name [Axis] 2020 Stock Incentive Plan [Member] Antidilutive Securities [Axis] Share-Based Payment Arrangement, Option [Member] Warrant [Member] Loan Agreement [Member] Award Type [Axis] First Advance [Member] Share-Based Payment Arrangement, Tranche One [Member] Share-Based Payment Arrangement, Tranche Two [Member] Consolidation Items [Axis] Operating Segments [Member] Subsequent Event Type [Axis] Subsequent Event [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] Entity Listing, Par Value Per Share Statement of Financial Position [Abstract] Assets Current assets: Cash and cash equivalents Grant receivable Prepaid expenses Total current assets Other assets: Loan commitment fees Total assets Liabilities and stockholders’ equity Current liabilities: Accounts payable Accrued expenses Total liabilities Commitments and contingencies Stockholders’ equity: Preferred stock, $0.001 par value; 2,000,000 shares authorized, no shares issued or outstanding at December 31, 2025 and June 30, 2025 Common stock, $0.001 par value; 75,000,000 shares authorized and 41,084,731 shares issued and outstanding at December 31, 2025 and June 30, 2025 Additional paid-in capital Accumulated deficit Total stockholders’ equity Total liabilities and stockholders’ equity Preferred stock, par value Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Common stock, par value Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Income Statement [Abstract] Research and development General and administrative Total operating expenses Loss from operations Other (income) expenses: Interest expense Interest income Grant income Other Other income, net Net loss Weighted average common shares outstanding, basic Weighted average common shares outstanding, diluted Net loss per share, basic Net loss per share, diluted Statement [Table] Statement [Line Items] Balance Balance, shares Stock-based compensation expense Net loss Issuance of common stock, net of offering costs of $37,597 Issuance of common stock, net of offering costs, shares Balance Balance, shares Offering costs Statement of Cash Flows [Abstract] Cash flows from operating activities: Adjustments to reconcile net loss to net cash used in operating activities Stock-based compensation Amortization of loan commitment fee Changes in operating assets and liabilities: Grant receivable Prepaid expenses Accounts payable Accrued expenses Net cash used in operating activities Cash flows from financing activities: Proceeds from issuance of common stock Net cash provided by financing activities Net (decrease) increase in cash Cash, beginning of period Cash, end of the period Noncash investing and finance activities: Offering costs included in accounts payable 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 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 Insider Trading Arrangements [Line Items] 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] Nature of business and basis of presentation Accounting Policies [Abstract] Summary of Significant Accounting Policies Prepaid Expenses Prepaid Expenses Payables and Accruals [Abstract] Accrued Expenses Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] Other Assets License Agreement License Agreement Equity [Abstract] Stockholders’ Equity Share-Based Payment Arrangement [Abstract] Stock-Based Compensation Earnings Per Share [Abstract] Net Loss Per Share Attributable to Common Stockholders Loan Agreement Loan Agreement (formerly the “Loan and Security Agreement”) Research And Development Grant Research and Development Grant Segment Reporting [Abstract] Segment Information Subsequent Events [Abstract] Subsequent Events Recent accounting pronouncements Schedule of Prepaid Expenses Schedule of Accrued Expenses Schedule of Stock Option Activity Schedule of Anti-dilutive Securities Excluded from Computation of Earnings Per Share Schedule of Financial Information Operating Segment Subsidiary or Equity Method Investee, Sale of Stock, Type [Table] Subsidiary, Sale of Stock [Line Items] Net loss Accumulated deficit Proceeds from common stock Schedule Of Prepaid Expenses Prepaid insurance Prepaid research and development Prepaid other Total prepaid expenses Accrued payroll related expenses Accrued research and development Accrued professional fees Total accrued expenses Initial loan commitment fees Unamortized loan commitment fees Other assets balance Interest expense LicenseAgreementTable [Table] LicenseAgreementLineItems [Line Items] Research and development expense Marketing authorization amount Development milestone payment Sales milestone payments Cumulative annual net sales amount Number of shares of common stock Future milestone payments Shares issued Stock issued during period, value, new issues Share price Proceeds from issuance or sale of equity Financing fees Warrant exercise price per share Offering expenses Options granted shares Number of shares, outstanding, beginning balance Weighted average exercise price, outstanding, beginning balance Weighted average remaining contractual term (years) Aggregate intrinsic value, outstanding, beginning balance Number of shares, granted Weighted average exercise price, granted Number of shares, exercised Weighted average exercise price, exercised Number of shares, forfeited Weighted average exercise price, forfeited Number of shares, outstanding, ending balance Weighted average exercise price, outstanding, ending balance Aggregate intrinsic value, outstanding, ending balance Number of shares, exercisable Weighted average exercise price, exercisable Weighted average remaining contractual term (years) Aggregate intrinsic value, exercisable Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Number of shares available for grant Share-based compensation, terms of award Common stock, capital shares reserved for future issuance Unrecognized stock-based compensation weighted average period for recognition Stock based compensation Antidilutive Security, Excluded EPS Calculation [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Total LoanAndSecurityAgreementTable [Table] LoanAndSecurityAgreementLineItem [Line Items] Line of credit borrowings capacity, descripition Line of credit maximum borrowings capacity Line of credit interest rate Line of credit maximum borrowings capacity Reduced maximum loan advance Share price Shares issued Sharebased compensation arrangement payment award period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Stock granted during period value share based compensation Grant income Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information [Line Items] Pre-clinical and clinical studies Contract manufacturing Consultants and other research and development Compensation and related benefits Professional and consultant fees Stock-based compensation expense Directors’ and officers’ insurance Facilities, fees and other related costs Other Subsequent Event [Table] Subsequent Event [Line Items] Number of shares issued Purchase price per share Purchase price cost sale of stock Grant receivable. Grant income. Increase decrease in grant receivable. Offering costs included in accounts payable. Prepaid Expense [Text Block] Prepaid research and development Accrued research and development. License Agreement [Text Block] Vernalis Development Limited [Member] Future milestone payments. Loan and Sercurity Agreement [Member] Securities Purchase Agreement [Member] Offering expenses. 2020 Stock Incentive Plan [Member] Loan And Security Agreement [Text Block] Line of credit facility amount to be drawn to collateralize. First Advance [Member] Loan Agreement [Member] Research Development Grant Disclosure [Text Block] Sharebased compensation arrangement payment award period. Preclinical and clinical studies. Facilities fees and other related costs. Assets, Current Assets [Default Label] Liabilities Equity, Attributable to Parent Liabilities and Equity Operating Expenses Operating Income (Loss) Interest Income, Other Nonoperating Income (Expense) Shares, Outstanding IncreaseDecreaseInGrantReceivable Increase (Decrease) in Prepaid Expense Increase (Decrease) in Accounts Payable Increase (Decrease) in Accrued Liabilities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Forgone Recovery, Individual Name Outstanding Recovery, Individual Name Awards Close in Time to MNPI Disclosures, Individual Name Trading Arrangement, Individual Name Prepaid Expense [Text Block] License Agreement [Text Block] Interest Expense, Operating and Nonoperating Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term LineOfCreditFacilityAmountToBeDrawnToCollateralize Share Price