Cover [Abstract] Entity Registrant Name Entity Central Index Key Document Type Amendment Flag Current Fiscal Year End Date Entity Small Business Entity Shell Company Entity Emerging Growth Company Entity Current Reporting Status Document Period End Date Entity Filer Category Document Fiscal Period Focus Document Fiscal Year Focus Entity Common Stock Shares Outstanding Document Quarterly Report Document Transition Report Entity File Number Entity Incorporation State Country Code Entity Tax Identification Number Entity Address Address Line 1 Entity Address City Or Town Entity Address State Or Province Entity Address Country Entity Address Postal Zip Code City Area Code Local Phone Number Security 12b Title Trading Symbol Security Exchange Name Entity Interactive Data Current CONSOLIDATED BALANCE SHEETS ASSETS Current Cash Short-term investments Marketable securities Accounts receivable Prepaid expenses and other current assets Total Current Assets [Assets, Current] Non-current assets, net Long-term receivables Right of use assets Intellectual property, net Property & equipment, net Total Non-current Assets [Assets, Noncurrent] TOTAL ASSETS [Assets] LIABILITIES and STOCKHOLDERS' EQUITY Current Liabilities Accounts payable and accrued liabilities Lease liability, current Total Current Liabilities [Liabilities, Current] Lease liabilities - non-current TOTAL LIABILITIES [Liabilities] Stockholders' Equity Equity, Attributable to Parent [Abstract] Share Capital Authorized: 220,000,000 common voting shares with a par value of $0.001 per share Common shares issued and outstanding: 24,787,446 and 19,559,179 at May 31, 2026 and August 31, 2025, respectively Additional paid-in capital Accumulated Deficit Accumulated other comprehensive loss Equity attributable to shareholders of Lexaria [Equity, Attributable to Parent] Non-controlling Interest [Equity, Attributable to Noncontrolling Interest] Total Stockholders' Equity [Equity, Including Portion Attributable to Noncontrolling Interest] TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY [Liabilities and Equity] Common stock, par value Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Unaudited) Revenue Cost of goods sold Gross profit [Gross Profit] Operating expenses Research and development General and administrative Total operating expenses [Operating Expenses] Loss from operations [Operating Income (Loss)] Other income (loss) Interest income Unrealized loss on marketable securities Total other income (loss) [Nonoperating Income (Expense)] Net loss before income taxes [Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest] Income taxes Net loss [Net Income (Loss), Including Portion Attributable to Noncontrolling Interest] Less: Net loss attributable to non-controlling interest Net loss attributable to Lexaria shareholders [Net Income (Loss) Attributable to Parent] Other comprehensive income Foreign currency translation adjustment Total comprehensive loss [Comprehensive Income (Loss), Net of Tax, Attributable to Parent] Basic and diluted loss per share Weighted average number of common shares outstanding Basic and diluted CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) Statement [Table] Statement [Line Items] Equity Components [Axis] Common Stock Additional Paid-in Capital Deficit Non-controlling Interest Noncontrolling Interest [Member] AOCI Balance, shares [Shares, Issued] Balance, amount Shares sold for cash, shares Shares sold for cash, amount Stock-based compensation Foreign currency translation adjustment Net loss Non-controlling interest Stock-based compensation, shares Stock-based compensation, amount Cancellation of RSA shares, shares Cancellation of RSA shares, amount Reclassification of deferred offering costs Balance, shares Balance, amount CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) Cash flows used in operating activities Net loss Adjustments to reconcile net loss to net cash used in operating activities: Stock based compensation Depreciation and amortization Impairment loss Noncash lease expense Unrealized loss on marketable securities Lease accretion Change in operating assets and liabilities Accounts receivable [Increase (Decrease) in Accounts Receivable] Prepaid expenses and deposits [Increase (Decrease) in Prepaid Expense and Other Assets] Long-term receivables [Increase (Decrease) in Long-Term Receivables, Current] Accounts payable and accrued liabilities [Increase (Decrease) in Accounts Payable and Accrued Liabilities] Operating lease liability Deferred revenue Net cash used in operating activities [Cash Provided by (Used in) Operating Activity, Including Discontinued Operation] Cash flows used in investing activities Short-term investments [Proceeds from Sale of Short-Term Investments] Additions to intellectual property [Payments to Acquire Intangible Assets] Purchase of equipment [Payments to Acquire Property, Plant, and Equipment] Net cash used in investing activities [Cash Provided by (Used in) Investing Activity, Including Discontinued Operation] Cash flows from (used in) financing activities Proceeds from shares sold for cash Net cash from (used in) financing activities [Cash Provided by (Used in) Financing Activity, Including Discontinued Operation] Effect of exchange rate changes on cash Net change in cash for the period [Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation] Cash at beginning of period Cash at end of period Supplemental cash flow disclosure: Income taxes paid in cash Non-cash investing/financing activities: Cancellation of RSA shares Insider Trading Arrangements [Line Items] Rule 10b5-1 Arrangement Adopted [Flag] Rule 10b5-1 Arrangement Terminated [Flag] Non Rule 10b5-1 Arrangement Adopted [Flag] Non Rule 10b5-1 Arrangement Terminated [Flag] Trading Arrangement, Individual Title Nature of Business Nature of Business Nature of Operations [Text Block] Significant Accounting Policies Significant Accounting Policies Significant Accounting Policies [Text Block] Recent Accounting Guidance Recent Accounting Guidance Accounting Standards Update and Change in Accounting Principle [Text Block] Estimates and Judgments Estimates and Judgments Change in Accounting Estimate [Text Block] Accounts and Other Receivables Accounts and Other Receivables Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Prepaid Expenses and Other Current Assets Prepaid Expenses and Other Current Assets Other Current Assets [Text Block] Intellectual Property net Intellectual Property, net Property and Equipment, net Property & Equipment, net Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Revenues Revenues Revenue from Contract with Customer [Text Block] Income Taxes Income Taxes Income Tax Disclosure [Text Block] Stockholders' Equity Issuances of Common Shares and Warrants Commitments Significant Contracts and Contingencies Commitments, Significant Contracts and Contingencies Segment Information Segment Information Segment Reporting Disclosure [Text Block] Basis of Consolidation Basis of Presentation Cash and cash equivalents Short-term investments Investment, Policy [Policy Text Block] Marketable Securities Leases Intellectual property Property and Equipment Impairment of long-lived assets Revenue Recognition Cost of Sales Research and development Research and Development Expense, Policy [Policy Text Block] Australian Research and Development Tax Credit Intellectual property expenses Stock-based compensation Share-Based Payment Arrangement [Policy Text Block] Foreign currency translation Segment reporting Loss per share Income taxes Income Tax, Policy [Policy Text Block] Fair Value Measurements Credit risk and customer concentration Commitments and contingencies Schedule of antidilutive securities Schedule of marketable securities Schedule of accounts receivables Schedule of prepaid expenses Schedule of capitalized patents Schedule of future amortization of patents Schedule of property and equipment Schedule of accounts payable and accrued liabilities Schedule of type of revenues Schedule of warrants activity Schedule of warrants outstanding Schedule of stock options Schedule of assumptions Schedule of operating lease liabilities Schedule of maturities of operating lease liabilities Schedule of profit or loss and total assets for each reportable segment Cash and cash equivalents [Cash and Cash Equivalent] Net proceeds from the sale of securities Net loss attributable to shareholders Accumulated deficit Current liabilities Financial Instrument Axis Derivative Instrument [Axis] Stock Options Warrants [Member] Antidilutive securities Fair Value By Asset Class Axis Level 1 [Member] Level 2 [Member] Level 3 [Member] Marketable securities Marketable securities, carrying value Plan Name [Axis] Long-Lived Tangible Asset [Axis] Investment, Name [Axis] Concentration Risk Type [Axis] Minimum [Member] Laboratory and computer equipment and office furniture [Member] Lexaria Nicotine L L C [Member] Altria Ventures Inc [Member] Two Customers [Member] Maximum [Member] Sales tax receivable Unrealized losses on its equity securities Intellectual property life Property and equipment, useful lives Federally insured limit Revenues Credit risk percentage Equity interest percentage Accounts Notes Loans And Financing Receivable By Receivable Type Axis Territory license fee [Member] Sales tax [Member] Long term receivable [Member] Account receivable Advertising & Conferences [Member] Research and Development [Member] Legal & Accounting Fees [Member] License, Filing Fees, Dues [Member] Office & Insurance [Member] Capital Financing [Member] Consulting [Member] Total prepaid expenses and other current assets Balance- beginning Addition Impairment Amortization Balance - ending 2026 (three months remaining) 2027 2028 2029 2030 Thereafter Total Finite-Lived Intangible Assets by Major Class [Axis] Abandoned Applications Amortization expense Impairment of intangible assets Leasehold Improvements [Member] Computer [Member] Furniture Fixtures Equipment [Member] Lab Equipment [Member] Cost Period amortization Additions Accumulated amortization [Property, Plant and Equipment, Other, Accumulated Depreciation] Net balance Depreciation and amortization [Depreciation, Depletion and Amortization] Adjustment in cost of goods sold Extinguishment Of Debt Axis Accounts Payable [Member] Accrued Liabilities [Member] Accounts payable and accrued liabilities [Accounts Payable and Other Accrued Liabilities] Vendors payable Sales tax payable Vacation payable Product Or Service Axis IP Licensing [Member] B2B [Member] Revenues Provision for income taxes Number of warrants, beginning balance [Class of Warrant or Right, Outstanding] Number of warrants, issued Number of warrants, expired Number of warrants, ending balance Weighted average exercise price, beginning balance [Weighted average exercise price, beginning balance] Weighted average exercise price, issued Weighted average exercise price, expired Weighted average exercise price, ending balances Class of Warrant or Right [Axis] Warrants 8 Warrants 1 Warrants 2 Warrants 3 Warrants 4 Warrants 5 Warrants 6 Warrants 7 Number of warrants Weighted average exercise price Weighted average remaining contractual life Beginning balance, outstanding [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number] Cancelled/expired [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period] Granted Ending balance, outstanding Ending balance, exercisable [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number] Weighted average exercise price, beginning balance outstanding [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price] Weighted average exercise price, cancelled/expired Weighted average exercise price, granted Weighted average exercise price, ending balance outstanding Weighted average exercise price, exercisable Weighted average remaining contractual term, outstanding (years), beginning Weighted average remaining contractual term, cancelled/expired Weighted average remaining contractual term, granted Weighted average remaining contractual term, outstanding (years), ending Weighted average remaining contractual term, exercisable (years) Aggregate intrinsic value, outstanding [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value] Aggregate instrinsic value, granted Aggregate instrinsic value, cancelled/expired Aggregate intrinsic value, outstanding Aggregate intrinsic value, exercisable [Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value] Expected volatility Risk-free interest rate Expected life Dividend yield Estimated fair value per option Award Date [Axis] Related and Nonrelated Parties [Axis] On September 26, 2025 [Member] Securities Purchase Agreement [Member] H.C. Wainwright [Member] Stock Options Equity Option [Member] Exercise price Exercise price Purchase price Gross proceeds Previously issued shares Stock based compensation expense Unrecognized non-cash compensation costs Non-vested stock options Stock issuance cost Fair value of stock options Shares issued Stock options granted Description of share purchase warrants Description of equity incentive plan Issuance of warrants to purchase shares Expense reimbursement Placement agent fee Weighted average period Weighted average exercise price [Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price] Right of use assets - operating leases Amortization [Operating Lease, Right-of-Use Asset, Periodic Reduction] Total lease assets Liabilities Lease payments Interest accretion Total lease liabilities Total operating lease cost Operating cash flows for lease Remaining lease term Discount rate 2026 2027 [Lessee, Operating Lease, Liability, to be Paid, Year One] 2028 [Lessee, Operating Lease, Liability, to be Paid, Year Two] 2029 [Lessee, Operating Lease, Liability, to be Paid, Year Three] Thereafter [Thereafter] Total lease payments Less: imputed interest [Lessee, Operating Lease, Liability, Undiscounted Excess Amount] Present value of operating lease liabilities Less: current obligations under leases Total Segments [Axis] IP Licensing [Member] [IP Licensing [Member]] Consolidated [Member] Licensing revenue Research and development Consulting Wages & Salaries Legal and professional Accounting and audit Advertising and promotions Depreciation and amortization Office and miscellaneous Travel Impairment Loss Other income (loss) [Other Nonoperating Income (Expense)] Segment net loss Cost of sales Operating expense Consolidated net loss before income taxes Intellectual Property Intellectual property additions Equipment purchases