Income Taxes Income Tax, Policy [Policy Text Block] Recent accounting pronouncements not yet adopted New Accounting Pronouncements, Policy [Policy Text Block] Revenue recognition Revenue from Contract with Customer [Policy Text Block] Share-based compensation Share-Based Payment Arrangement [Policy Text Block] Use of estimates Use of Estimates, Policy [Policy Text Block] Functional and presentation currency Functional and presentation currency [Policy Text Block] Functional and presentation currency. Non-controlling interest Noncontrolling Interest Policy Text Block Disclosure of accounting policy for non-controlling interests. Schedule of Financial Information of Non-Wholly Owned Subsidiary Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block] Non-Controlling Interest In Versus LLC [Abstract] Share Capital [Abstract] Schedule of Outstanding Stock Options Share-Based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Assumptions for Fair Value of Stock Options Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Share Purchase Warrants Outstanding Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Debt Instrument, Name [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Funding Agreement [Member] Funding Agreement Member Transaction Price Transaction price. Common stock total consideration amount Consideration received Sale of Stock, Consideration Received on Transaction Common shares issued Excess Stock, Shares Issued Investment, Name [Axis] Investment, Name [Domain] Equity Component [Domain] Common Stock [Member] Common Shares Common Stock [Member] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Excluded from diluted loss per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Whole exercisable share Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable Purchase price per share Shares Issued, Price Per Share Funding agreement amount Debt Instrument, Face Amount Nature of Operations and Liquidity [Line Items] ASPIS Cyber Technologies [Member] ASPISCyber Technologies Member Related Party Transaction [Domain] Related Party Transaction [Axis] Convertible Promissory Note [Member] Convertible Promissory Note Member Technology License and Software Development Agreement [Member] Class of Warrant or Right [Axis] Nature of Operations and Liquidity [Abstract] Nature of Operations and Liquidity (Details) [Table] Equity Components [Axis] Percentage of purchase price Percentage of Purchase Price Percentage of purchase price. Percentage of common stock Percenatge of Common Stock Percenatge of common stock. Common stock dividend Dividends, Common Stock, Total Antidilutive Securities, Name [Domain] Antidilutive Securities [Axis] Accounting Policies [Abstract] License fee License Fee Amount of license fee. Warrants exercise price per share Class of Warrant or Right, Exercise Price of Warrants or Rights Warrants to purchase shares Class of Warrant or Right, Number of Securities Called by Warrants or Rights Conversion of shares Conversion of Stock, Shares Converted Exercisable term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted-Average Remaining Contractual Term Debt Instrument [Axis] Related and Nonrelated Parties [Axis] Related and Nonrelated Parties [Domain] ASPIS Cyber Technologies, Inc. [Member] ASPISCyber Technologies Inc Member Assets Assets [Abstract] Options [Member] Significant Accounting Policies (Details) [Table] Non-Controlling Interest in Versus LLC [Line Items] Percentage of ownership interest Subsidiary, Ownership Percentage, Noncontrolling Owner Net income (loss) Net income (loss) attributed to Versus Systems, Inc. Shareholders Net income (loss) attributable to the non-controlling interest Less: net income (loss) attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities, Current Security Exchange Name Title of 12(b) Security Entity Common Stock, Shares Outstanding Document Period End Date Amendment Flag Entity Interactive Data Current Percentage of common shares issued and outstanding Common Shares Issued And Outstanding Percentage Percentage of common shares issued and outstanding. Share-based compensation Share-Based Payment Arrangement, Expense Remaining share based compensation Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Recognized over year Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Contractual term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted-Average Remaining Contractual Term Stock Purchase Agreement [Member] Subsequent Events (Details) [Table] Subsequent Events [Abstract] Misappropriated funds Misappropriated Funds The amount of misappropriated funds. Investigation determined Owned amount Amount Of Investigation Determined The amount of investigation determined. Commitments and Contingencies [Line Items] Percentage of revenue Revenue Percentage Revenue percentage. Commitments and Contingencies [Abstract] Operating segment Number of Operating Segments Reportable segment Number of Reportable Segments Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Number Outstanding, Granted Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Weighted Average Exercise Price, Granted Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Number Outstanding, Exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Share Capital (Details) [Table] Common stock and additional paid in capital, no par value. 200,000,000 authorized shares; 6,212,646 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively Common Stock, Value, Issued Common Stock, Shares, Issued Common stock, shares issued (in Shares) Consolidated Entities [Axis] Consolidated Entities [Domain] Preferred Stock [Member] Preferred Stock [Member] Share Capital [Line Items] Authorized shares Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Schedule Of Outstanding Stock Options Abstract Share Capital - Schedule of Outstanding Stock Options (Details) [Table] Derivative Instrument [Axis] Stock Options [Member] Equity Option [Member] Schedule of Outstanding Stock Options [Line Items] Number Outstanding, beginning balance Number Outstanding, ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Weighted Average Exercise Price, beginning balance Weighted Average Exercise Price, ending balance Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Number Outstanding, Vested and exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Weighted Average Exercise Price, Vested and exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price February 2, 2028 [Member] February Two Two Thousand Twenty Eight Member January 18, 2028 [Member] January Eighteen Two Thousand Twenty Eight Member December 9, 2027 [Member] December Nine Two Thousand Twenty Seven Member December 6, 2027 [Member] December Six Two Thousand Twenty Seven Member February 28, 2027 [Member] February Twenty Eight Two Thousand Twenty Seven Member Award Date [Domain] Award Date [Axis] Share Capital - Schedule of Share Purchase Warrants Outstanding (Details) [Table] Weighted Average Exercise Price, Exercised Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Number Outstanding, Forfeited Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Weighted Average Exercise Price, Forfeited Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Schedule of Assumptions for Fair Value of Stock Options [Abstract] Weighted Average Remaining Life Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted-Average Remaining Contractual Term Description CODM Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Segment Reporting [Abstract] Intrinsic value of outstanding options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value October 17, 2028 [Member] October Seventeen Two Thousand Twenty Eight Member October 17, 2028 [Member] October Seventeen Two Thousand Twenty Eight One Member December 24, 2029 [Member] December Twenty Four Two Thousand Twenty Nine Member Total current liabilities Current Liabilities, Current Current liabilities Liabilities, Current [Abstract] SUBSEQUENT EVENTS Subsequent Events [Text Block] REVENUES Revenues [Abstract] Non-current liabilities Liabilities, Noncurrent [Abstract] Prepaids Increase (Decrease) in Prepaid Expense Receivables – related party Increase (Decrease) in Other Receivables Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Common stock, shares authorized (in Shares) Common Stock, Shares Authorized NON-CONTROLLING INTEREST IN VERSUS LLC Noncontrolling Interest Disclosure [Text Block] Intangible Assets [Abstract] INTANGIBLE ASSETS Intangible Asset [Text Block] Related Party Transactions [Abstract] RELATED PARTY TRANSACTIONS Related Party Transactions Disclosure [Text Block] SHARE CAPITAL Shareholders' Equity and Share-Based Payments [Text Block] SEGMENT REPORTING Segment Reporting [Text Block] COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Non-controlling Interest Noncontrolling Interest [Member] Statement [Line Items] Balance Balance Stockholders’ equity Total stockholders’ equity Equity, Including Portion Attributable to Noncontrolling Interest Balance (in Shares) Balance (in Shares) Shares, Outstanding Cumulative translation adjustment Cumulative Translation Adjustment, Net of Tax, Period Increase (Decrease) Stock-based compensation APIC, Share-Based Payment Arrangement, Option, Increase for Cost Recognition Net income (loss) Net Loss Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Prepaid expenses Prepaid Expense, Current Additional Paid in Capital Additional Paid-in Capital [Member] Currency translation adjustment Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated deficit Retained Earnings [Member] Stockholders’ equity Parent [Member] Comprehensive income (loss): Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Statement [Table] BASIS OF PRESENTATION Basis of Presentation and Significant Accounting Policies [Text Block] NATURE OF OPERATIONS AND LIQUIDITY Nature of Operations [Text Block] Cash and cash equivalents - End of period Cash and cash equivalents - Beginning of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Change in cash and cash equivalents during the period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Effect of foreign exchange Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Cash flows used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Development of intangible assets Payments to Acquire Intangible Assets INVESTING ACTIVITIES Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Cash used in operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Accounts payable and accrued liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Deferred revenue Increase (Decrease) in Contract with Customer, Liability Adjustments to reconcile net loss to net cash: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] OPERATING ACTIVITIES Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Statement of Cash Flows [Abstract] Basis of presentation Basis of Accounting, Policy [Policy Text Block] Provision for Credit Losses Concentration Risk, Credit Risk, Policy [Policy Text Block] Basis of consolidation Consolidation, Policy [Policy Text Block] Basic and diluted loss per share Earnings Per Share, Policy [Policy Text Block] Revenue performance obligation Revenue, Remaining Performance Obligation, Amount Payment of license fee Payment of License Fee The amount of payment of license fee. Intangible assets Intangible asset Intangible Asset, Excluding Goodwill, after Accumulated Amortization Amortization costs Amortization Related Party Transactions (Details) [Table] ASPIS [Member] ASPISMember CEGC [Member] CEGCMember Related Party Transactions [Line Items] Investment amount Investments Percentage of common share issued and outstanding Common Shares Percentage The percentage of common shares. Percentage of accounts receivable Accounts Receivable Percentage The percentage accounts receivable. Tax provision Discontinued Operation, Provision for Loss (Gain) on Disposal, Net of Tax, Total Receivable balance Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current CECG [Member] Xcite [Member] Impairment loss on intangible asset Intangible Asset, Excluding Goodwill, Impairment Loss Current Total current assets Assets, Current Non-current Assets, Noncurrent Total assets Assets Liabilities Liabilities [Abstract] Non-current Liabilities, Noncurrent Total liabilities Liabilities Net liabilities Other Liabilities Versus LLC [Member] Versus LLCMember Ownership [Domain] Ownership [Axis] Non-Controlling Interest in Versus LLC (Details) [Table] Schedule of Financial Information of Non-Wholly Owned Subsidiary [Line Items] Non-Controlling Interest in Versus LLC - Schedule of Financial Information of Non-Wholly Owned Subsidiary (Details) [Line Items] Schedule Of Financial Information Of Non Wholly Owned Subsidiary Abstract Non-Controlling Interest in Versus LLC - Schedule of Financial Information of Non-Wholly Owned Subsidiary (Details) [Table] Non-wholly Owned Subsidiary [Member] Nonwholly Owned Subsidiary Member Equity interest held by shareholder Equity Method Investment, Ownership Percentage Revenue recognized Contract with Customer, Liability, Revenue Recognized Summary of Significant Accounting Policies [Line Items] Non-controlling interest Equity, Attributable to Noncontrolling Interest Class of Warrant or Right [Domain] Warrant [Member] Warrant [Member] Nasdaq Stock Market, LLC [Member] Cover [Abstract] Document Information [Table] Document Information [Line Items] Document Type Document Quarterly Report Document Transition Report Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Total liabilities, non-controlling interest and stockholders’ equity Liabilities and Equity Schedule of Share Purchase Warrants Outstanding [Line Items] Warrants Outstanding Class of Warrant or Right, Outstanding Current assets Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalent Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Trading Symbol Entity Incorporation, State or Country Code Proceeds from sale of stock Proceeds from Issuance or Sale of Equity Subsequent Events [Line Items] Entity Small Business Entity Ex Transition Period Entity Emerging Growth Company Entity Shell Company Entity File Number Entity Filer Category Entity Current Reporting Status Current Fiscal Year End Date Entity Tax Identification Number Entity Registrant Name Document Fiscal Period Focus Document Fiscal Year Focus Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected life of options Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Expected dividend yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Schedule Of Share Purchase Warrants Outstanding Abstract Entity Central Index Key Derivative Contract [Domain] Proceeds from Issuance of Common Stock Issuance of common stock Stock Issued During Period, Shares, New Issues Commitments and Contingencies (Details) [Table] Revenues Revenues Cost of revenues Cost of Revenue Gross profit Gross Profit EXPENSES Operating Expenses [Abstract] Research and development Research and Development Expense Selling, general and administrative Selling, General and Administrative Expense Total operating expenses Operating Expenses Operating income (loss) Operating Income (Loss) Other income (expense), net Nonoperating Income (Expense) Income (loss) before provision for income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Provision for income taxes Income Tax Expense (Benefit) Per Share Data: Earnings Per Share [Abstract] Basic earnings (loss) per share to shareholders (in Dollars per share) Earnings Per Share, Basic FINANCING ACTIVITIES Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Cash flows provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation, Total Contract asset – related party Increase (Decrease) in Contract with Customer, Asset Issuance of common stock Issuance of Common Stock Issuance of Common Stock. Issuance of common stock (in Shares) Issuances of Common Stock Issuance of Common Stock. Revenues – related party Revenues related party Amount of revenue from related parties. Preferred stock, no par value. 100,000,000 authorized shares; no shares issued or outstanding, respectively Preferred Stock, Value, Issued Deficit Retained Earnings (Accumulated Deficit) Total Versus Systems, Inc. stockholders’ equity Equity, Attributable to Parent Statement of Financial Position [Abstract] Preferred stock, no par value (in Dollars per share) Preferred Stock, No Par Value Preferred stock, shares authorized (in Shares) Preferred Stock, Shares Authorized Preferred stock, shares issued (in Shares) Preferred Stock, Shares Issued Preferred stock, shares issued outstanding (in Shares) Preferred Stock, Shares Outstanding Common stock, no par value (in Dollars per share) Common Stock, No Par Value Total comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Less: comprehensive income (loss) attributable to non-controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income (loss) attributable to shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Diluted earnings (loss) per share to shareholders (in Dollars per share) Earnings Per Share, Diluted Weighted average shares - basic (in Shares) Weighted Average Number of Shares Outstanding, Basic Weighted average shares - diluted (in Shares) Weighted Average Number of Shares Outstanding, Diluted Liabilities and Equity [Abstract] Class of Stock [Domain] Stockholders’ equity Equity, Attributable to Parent [Abstract] Income Statement [Abstract] Common stock, shares outstanding (in Shares) Common Stock, Shares, Outstanding Statement of Stockholders' Equity [Abstract] Other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Tax [Abstract] Change in foreign currency translation, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Chief Executive Officer