Unrealized loss Unrealized Gain (Loss) on Investments Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement [Domain] Statistical Measurement [Domain] Short-term Investments Investment, Policy [Policy Text Block] Settled Litigation Settled Litigation [Member] Cronos Group, Inc. Cronos Group, Inc. [Member] Cronos Group, Inc. [Member] Award Timing Predetermined Award Timing Predetermined [Flag] Related Party Transaction [Axis] Related Party Transaction [Axis] Cost Intangible Assets, Gross (Excluding Goodwill) Indefinite-lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Entity File Number Entity File Number Tabular List, Table Tabular List [Table Text Block] Basic income per share computation Earnings Per Share, Basic [Abstract] Adoption of new accounting pronouncement and New accounting pronouncements not yet adopted New Accounting Pronouncements, Policy [Policy Text Block] Purchase of short-term investments Payments to Acquire Short-Term Investments Schedule of Related Party Transactions Schedule of Related Party Transactions [Table Text Block] Accounts payable Increase (Decrease) in Accounts Payable Type of Restructuring [Domain] Type of Restructuring [Domain] Interest income, net Interest income, net Interest Income (Expense), Nonoperating Goodwill [Line Items] Goodwill [Line Items] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Basic net income per share attributable to Cronos Group (in dollars per share) Basic income per share (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Cronos GrowCo Cronos Growing Company Inc. [Member] Cronos Growing Company Inc. [Member] Schedule of Segment Data and Adjusted EBITDA Schedule of Segment Reporting Information, by Segment [Table Text Block] Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Schedule of Indefinite-Lived Intangible Assets [Table] Intangible Asset, Indefinite-Lived [Table] Interest receivable Increase (Decrease) in Accrued Interest Receivable, Net Adjustment to Compensation, Amount Adjustment to Compensation Amount Concentration risk, percentage Concentration Risk, Percentage Change in allowance for credit loss on non-operating loan Change in allowance for credit loss on non-operating loan Change In Allowance For Credit Loss On Non-Operating Loan Change In Allowance For Credit Loss On Non-Operating Loan Share-based compensation Share-Based Payment Arrangement, Noncash Expense Indefinite-lived Intangible Assets [Line Items] Indefinite-Lived Intangible Assets [Line Items] Stock options Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Total loans receivable, net Financing Receivable, after Allowance for Credit Loss Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts and Financing Receivables [Table] Total equity attributable to shareholders of Cronos Group Equity, Attributable to Parent Measurement Frequency [Axis] Measurement Frequency [Axis] Insider Trading Policies and Procedures [Line Items] Share-based compensation Total share-based compensation Share-Based Payment Arrangement, Expense Schedule of Property, Plant and Equipment, net Property, Plant and Equipment [Table Text Block] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Current assets Assets, Current [Abstract] Loss Contingency [Abstract] Loss Contingency [Abstract] Total liabilities and shareholders’ equity Liabilities and Equity Fair Value, Recurring Fair Value, Recurring [Member] Number of options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration of risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Cover page. Cover [Abstract] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Maximum Maximum [Member] Exercisable (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Collaborative arrangement, percentage of profits to be received, triggering event, subsequent to maximum percentage of amounts advanced being met Collaborative Arrangement, Percentage Of Profits To Be Received, Triggering Event, Subsequent To Maximum Percentage Of Amounts Advanced Being Met Collaborative Arrangement, Percentage Of Profits To Be Received, Triggering Event, Subsequent To Maximum Percentage Of Amounts Advanced Being Met Net income attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Net Finite-Lived Intangible Assets, Net Junior Secured Convertible Debt Junior Secured Convertible Debt [Member] Junior Secured Convertible Debt Concentration Risk Type [Domain] Concentration Risk Type [Domain] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Share Repurchase Program [Line Items] Share Repurchase Program [Line Items] Payments/Write-offs Restructuring Reserve, Payments and Writeoffs Restructuring Reserve, Payments and Writeoffs Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Liabilities Liabilities [Abstract] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Foreign exchange effect Share-based Payment Arrangement, Foreign Exchange Effect Share-based Payment Arrangement, Foreign Exchange Effect Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Non-current portion due to non-controlling interests Other Liabilities, Noncurrent Long term portion of loans receivable, before accrued interest Financing Receivable, Before Accrued Interest, Noncurrent Financing Receivable, Before Accrued Interest, Noncurrent Maximum repurchases of shares in period (percentage) Share Repurchase Program, Authorized, Maximum Repurchases In Period, Percentage Share Repurchase Program, Authorized, Maximum Repurchases In Period, Percentage Schedule of Gain on Revaluation of Other Investments Investment [Table Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount Comprehensive income attributable to non-controlling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Comprehensive income (loss) attributable to Cronos Group Comprehensive Income (Loss), Net of Tax, Attributable to Parent Share Repurchase Program Treasury Stock [Text Block] Name Measure Name Accrual, Beginning Balance Accrual, Ending Balance Restructuring Reserve Schedule of Stock-based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Current portion of lease obligation Operating Lease, Liability, Current Collaborative arrangement, profits to be received, maximum percentage of amounts advanced Collaborative Arrangement, Profits To Be Received, Maximum Percentage Of Amounts Advanced Collaborative Arrangement, Profits To Be Received, Maximum Percentage Of Amounts Advanced Deferred tax liabilities Deferred Income Tax Liabilities, Net Document Fiscal Period Focus Document Fiscal Period Focus Intangibles, net Intangible Assets, Net (Including Goodwill) Vested and issued (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested And Issued In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested And Issued In Period Award Timing Method Award Timing Method [Text Block] Litigation Case [Domain] Litigation Case [Domain] Furniture and fixtures Furniture and Fixtures [Member] Award Type [Axis] Award Type [Axis] Legal Entity [Axis] Legal Entity [Axis] Total assets Assets Investment, Name [Domain] Investment, Name [Domain] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year One Trading Symbol Trading Symbol Geographical [Domain] Geographical [Domain] Entity Address, City or Town Entity Address, City or Town Operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Receivable Type [Axis] Receivable Type [Axis] Effect of foreign currency translation on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Concentration Risk Type [Axis] Concentration Risk Type [Axis] Inventory, net Inventory Disclosure [Text Block] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] RSUs Restricted Stock Units (RSUs) [Member] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Restructuring costs Restructuring Costs 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Four Entity Emerging Growth Company Entity Emerging Growth Company Other investments Other investments, beginning balance Other investments, ending balance Other Investments Purchase of intangible assets Payments to Acquire Intangible Assets Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Balance at beginning of period (in shares) Balance at end of period (in shares) Total stock options outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Net revenue, before excise taxes Revenue from Contract with Customer, Including Assessed Tax Level 2 Fair Value, Inputs, Level 2 [Member] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Net Indefinite-Lived Intangible Assets (Excluding Goodwill) Business Combination [Domain] Business Combination [Domain] Related Party Related Party [Member] Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Changes in expected credit losses on long-term financial assets Accounts Receivable, Credit Loss Expense (Reversal) Plan Name [Axis] Plan Name [Axis] PEO PEO [Member] Employee Termination Benefits Employee Severance [Member] Mucci Promissory Note Ontario Inc. Mucci Promissory Note [Member] Ontario Inc. Mucci Promissory Note [Member] Foreign currency gain Foreign currency gain Foreign currency transaction gain Unrealized Gain (Loss), Foreign Currency Transaction, before Tax Income taxes payable Accrued Income Taxes, Current 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] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Schedule of Estimated Future Amortization of Definite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Retained earnings Retained Earnings [Member] Prepaids and other current assets Prepaid Expense and Other Assets, Current Number of awards Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Income tax provision (benefit) Income tax provision (benefit) Income Tax Expense (Benefit) Intangible assets, net Total intangible assets Intangible Assets, Net (Excluding Goodwill) Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Proceeds from interest on loan receivables Proceeds from Interest Received High Tide Loan High Tide Loan [Member] High Tide Loan Customer Concentration Risk Customer Concentration Risk [Member] Total cash and cash equivalents and short-term investments Cash, Cash Equivalents, and Short-Term Investments Total Cost Property, Plant and Equipment, Gross Cannasoul Cannasoul Analytics Ltd. [Member] Cannasoul Analytics Ltd. General and administrative, excluding transaction costs General and Administrative Expense, Excluding Transaction Costs General and Administrative Expense, Excluding Transaction Costs Proceeds from repayment on loan outstanding principal Proceeds from Collection of Loans Outstanding Principal Proceeds from Collection of Loans Outstanding Principal Net income Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Restructuring Restructuring and Related Activities Disclosure [Text Block] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] City Area Code City Area Code Schedule of Expected Credit Loss Allowances Financing Receivable, Allowance for Credit Loss [Table Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Accrued liabilities Accrued Liabilities, Current Dilutive effect of Top-up Rights – market price (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Balance at beginning of period (in shares) Balance at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] General and administrative General and Administrative Expense Long-lived assets Long-Lived Assets Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash provided by (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Schedule of the Changes in Options and Options Outstanding Schedule of Stock Options Roll Forward [Table Text Block] Debt instrument, term Debt Instrument, Term Related Party Transactions [Abstract] Related Party Transactions [Abstract] Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments and Joint Ventures [Abstract] Subsequent Event Subsequent Event [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Goodwill Net Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Loss from investments Gain (Loss) on Investments Remainder of 2026 (9 months) Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Convertible Debt Convertible Debt [Member] Basis spread on interest rate Loans Receivable, Basis Spread on Variable Rate Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Concentration Risk [Table] Concentration Risk [Table] Israel Ministry of Economy and Industry dumping inquiry expense Ministry Of Economy And Industry Dumping Inquiry Expense Ministry Of Economy And Industry Dumping Inquiry Expense Number of reportable segments Number of Reportable Segments Supplemental cash flow information Supplemental Cash Flow Information [Abstract] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Gain on revaluation Share-based Payment Arrangement, Gain (Loss) On Revaluation Share-based Payment Arrangement, Gain (Loss) On Revaluation Accumulated Impairment Charges Goodwill, Impaired, Accumulated Impairment Loss Other Performance Measure, Amount Other Performance Measure, Amount Weighted average exercise price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Inventory [Line Items] Inventory [Line Items] Entity Address, State or Province Entity Address, State or Province Related Party [Domain] Related and Nonrelated Parties [Domain] Loans receivable, fair value disclosure Loans Receivable, Fair Value Disclosure Total current liabilities Liabilities, Current Credit Concentration Risk Credit Concentration Risk [Member] Cannasoul Lab Services Ltd. Cannasoul Lab Services Ltd. [Member] Cannasoul Lab Services Ltd. 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Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Inventory, Current [Table] Inventory, Current [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Share-based Compensation Share-Based Payment Arrangement [Text Block] Share repurchases (in shares) Share repurchases (in shares) Stock Repurchased and Retired During Period, Shares Assets Assets [Abstract] Underlying Security Market Price Change Underlying Security Market Price Change, Percent 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Three Debt Instrument [Axis] Debt Instrument [Axis] Cancellation and forfeitures (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Fair Value Measurements Fair Value Disclosures [Text Block] Cost Finite-Lived Intangible Assets, Gross Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] DSUs Deferred Share Units (DSUs) Deferred Share Units (DSUs) [Member] Deferred Share Units (DSUs) [Member] Entity Address, Address Line One Entity Address, Address Line One Research and development Research and Development Expense Accumulated other comprehensive income (loss) AOCI Attributable to Parent [Member] Interest rate Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Current expected credit loss allowance on accounts receivable Accounts Receivable, Allowance for Credit Loss, Current Schedule of Revenue by Major Product Category Revenue from External Customers by Products and Services [Table Text Block] Non-current portion of lease obligation Operating Lease, Liability, Noncurrent Other investments Other Long-Term Investments Intangible Assets, Net (Excluding Goodwill) [Abstract] Intangible Assets, Net (Excluding 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[Text Block] Interest receivable Interest Receivable, Current Number of operating segments Number of Operating Segments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Machinery and equipment Machinery and Equipment [Member] Related Party [Axis] Related and Nonrelated Parties [Axis] Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Current portion of Mucci Promissory Note accrued interest Financing Receivable, Accrued Interest, Current Financing Receivable, Accrued Interest, Current Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Schedule of Definite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Non-PEO NEO Non-PEO NEO [Member] Revaluation of Financial Instruments Revaluation of Financial Instruments [Member] Revaluation of Financial Instruments Accounts Receivable Accounts Receivable [Member] Schedule of Plan Information and Restructuring-Related Costs Restructuring and Related Costs [Table Text Block] Reporting Unit [Axis] Reporting Unit [Axis] Accumulated impairment charges Intangible Assets, Accumulated Impairment Intangible Assets, Accumulated Impairment Land Land [Member] Name Trading Arrangement, Individual Name Allowance for credit loss Beginning balance Ending balance Financing Receivable, Allowance for Credit Loss Award Type [Domain] Award Type [Domain] Realignment Realignment [Member] Realignment Non-controlling interests Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Other non-cash operating activities, net Other Noncash Income (Expense) Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Canada CANADA Compensation Amount Outstanding Recovery Compensation Amount Debt instrument, face amount Debt Instrument, Face Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Comprehensive income (loss) Statement of Comprehensive Income [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Reporting Unit [Domain] Reporting Unit [Domain] Schedule of Investments [Line Items] Schedule of Investments [Line Items] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Inventory step-up recorded to cost of sales Inventory Step-Up Inventory Step-Up Name Awards Close in Time to MNPI Disclosures, 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Services Segments [Domain] Segments [Domain] Damages sought Loss Contingency, Damages Sought, Value Statement of Income Location, Balance [Axis] Statement of Income Location, Balance [Axis] Financing receivable, credit loss, expense, including transferred into investment Financing Receivable, Credit Loss, Expense (Reversal), Including Transferred Into Investment Financing Receivable, Credit Loss, Expense (Reversal), Including Transferred Into Investment Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Inventory, net Increase (Decrease) in Inventories Inventory, net Total Inventory, Net Foreign exchange effect Financing Receivable, Allowance for Credit Loss, Foreign Currency Translation Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Class of warrant or right, number of securities called by warrants or rights (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net income attributable to the shareholders of Cronos Group Net Income (Loss) from Continuing Operations Available to Common Shareholders, Diluted Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Company Selected Measure Name Company Selected Measure Name High Tide Warrant High Tide Warrant [Member] High Tide Warrant Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable, Current Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Finished goods Inventory, Finished Goods, Net of Reserves Share capital and additional paid-in capital (no par value; authorized for issue as of March 31, 2026 and December 31, 2025: unlimited; shares outstanding as of March 31, 2026 and December 31, 2025: 376,258,707 and 381,592,969, respectively) Common Stock, Value, Issued Restructuring Plan [Domain] Restructuring Plan [Domain] Short-term investments Short-Term Investments Weighted-average number of common shares for computation of diluted income from continuing operations per share (in shares) Weighted Average Number of Shares Outstanding, Diluted Segment information Segment Reporting, Policy [Policy Text Block] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Business Combination [Axis] Business Combination [Axis] Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Maximum exposure to credit risk Concentration Risk, Credit Risk, 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Group Issuers, Footnote [Text Block] Common Stock, Shares Authorized, Unlimited [Fixed List] Common Stock, Shares Authorized, Unlimited [Fixed List] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Current liabilities Liabilities, Current [Abstract] Geographical [Axis] Geographical [Axis] Total operating expenses Operating Expenses Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Level 1 Fair Value, Inputs, Level 1 [Member] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Accrued liabilities Increase (Decrease) in Accrued Liabilities Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Diluted net income per share attributable to Cronos Group (in dollars per share) Diluted income per share 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[Domain] Measurement Frequency [Domain] Green Leaf Vs. Cronos Green Leaf Vs. Cronos [Member] Green Leaf Vs. Cronos Property, Plant and Equipment, net Property, Plant and Equipment Disclosure [Text Block] Payments for legal settlements Payments for Legal Settlements Lord Jones brand Trade Names [Member] Net income attributable to Cronos Group Net Income (Loss) Attributable to Parent Subsequent Event [Table] Subsequent Event [Table] Accumulated impairment charges Finite-Lived Intangible Assets, Accumulated Impairment Finite-Lived Intangible Assets, Accumulated Impairment Expiration Date Trading Arrangement Expiration Date Pending Litigation Pending Litigation [Member] Construction in progress Construction in Progress [Member] Transaction amount Related Party Transaction, Amounts of Transaction Shareholders’ equity Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Other countries Other Countries [Member] Other Countries [Member] Vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Gain (loss) on revaluation of 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Noncash Item [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Current Fiscal Year End Date Current Fiscal Year End Date Subsequent Event Type [Domain] Subsequent Event Type [Domain] Total significant expenses Significant Expenses Significant Expenses Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Collaborative arrangement, percentage of profits to be received Collaborative Arrangement, Percentage Of Profits To Be Received Collaborative Arrangement, Percentage Of Profits To Be Received Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] OSC Settlement OSC Settlement [Member] OSC Settlement Schedule of Loans Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Statement [Table] Statement [Table] Other, net Other, net Other Nonoperating Income (Expense) Israel ISRAEL Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Shares, issued (in shares) Shares, Issued Weighted-average grant date fair value Financial liability Deferred Compensation Share-based Arrangements, Liability [Roll Forward] Deferred Compensation Share-based Arrangements, Liability [Roll Forward] Schedule of Fair Value of Assets Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Proceeds from short-term investments Proceeds from Sale and Maturity of Marketable Securities Two Major Customers Two Major Customers [Member] Two Major Customers Total anti-dilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount All Adjustments to Compensation All Adjustments to Compensation [Member] Amendment Flag Amendment Flag Adjusted EBITDA Adjusted Earnings Before Interest, Taxes, Depreciation And Amortization Adjusted Earnings Before Interest, Taxes, Depreciation And Amortization Termination Date Trading Arrangement Termination Date Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Weighted-average remaining contractual term (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Measure: Measure [Axis] Foreign exchange effect Realized Gain (Loss), Foreign Currency Transaction, before Tax Increase Financing Receivable, Credit Loss, Expense (Reversal) Receivable [Domain] Receivable [Domain] Raw materials Inventory, Raw Materials, Net of Reserves Background, Basis of Presentation, and Summary of Significant Accounting Policies Basis of Presentation and Significant Accounting Policies [Text Block] Weighted-average number of common shares outstanding for computation for basic income per share (in shares) Weighted-average number of common shares outstanding used in the computation of basic income per share (in shares) Weighted Average Number of Shares Outstanding, Basic Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Inventory write-down Inventory Write-down Schedule of Income (Loss) per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Share Repurchase Program [Table] Share Repurchase Program [Table] Related Party Transaction [Domain] Related Party Transaction [Domain] Exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Subsequent Events [Abstract] Segment Reporting [Abstract] Segment Reporting [Abstract] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Share capital and additional paid-in capital Common Stock Including Additional Paid in Capital Common Stock Including Additional Paid in Capital [Member] Other income (expense) Nonoperating Income (Expense) [Abstract] Entity Tax Identification Number Entity Tax Identification Number Cost of sales Other Cost Of Goods And Services Sold Other Cost Of Goods And Services Sold Debt instrument, discount fair value Debt Instrument, Unamortized Discount Balance at beginning of period (in dollars per share) Balance at end of period (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, shares issued (in shares) Common Stock, Shares, Issued Goodwill and Intangible Assets, net Goodwill and Intangible Assets Disclosure [Text Block] Allowance for Loan and Lease Losses [Roll Forward] Allowance for Loan and Lease Losses [Roll Forward] U.S. District Court of Eastern District of New York Vs. Cronos U.S. District Court of Eastern District of New York Vs. Cronos [Member] U.S. District Court of Eastern District of New York Vs. Cronos [Member] Amount awarded to other party Litigation Settlement, Amount Awarded to Other Party Schedule of Goodwill Schedule of Goodwill [Table Text Block] Trading Arrangement: Trading Arrangement [Axis] Income taxes payable Increase (Decrease) in Income Taxes Payable Total Shareholder Return Amount Total Shareholder Return Amount Loss Contingencies [Line Items] Loss Contingencies [Line Items] Subsequent Events Subsequent Events [Text Block] Foreign exchange loss on translation Foreign exchange loss on translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Related party – purchases of products and services Related Party Transaction, Purchases from Related Party Other Product and Service, Other [Member] Total liabilities Liabilities Collaborative arrangement, term of agreement Collaborative Arrangement, Term Of Agreement Collaborative Arrangement, Term Of Agreement Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Four Finite-Lived Intangible Asset, Expected Amortization, after Year Four Unpaid purchases of property, plant and equipment Capital Expenditures Incurred but Not yet Paid Stated interest rate Financing Receivable, Interest Rate, Stated Percentage Financing Receivable, Interest Rate, Stated Percentage Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Loans Receivable, net Loans, Notes, Trade and Other Receivables, Excluding Allowance for Credit Losses [Text Block] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses Significant expenses: Operating Expenses [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Collaborative arrangement, installment received Collaborative Arrangement, Installments Received Collaborative Arrangement, Installments Received Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Schedule of Changes in RSUs Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Subsequent Event [Line Items] Subsequent Event [Line Items] Maximum repurchases of shares in period (in shares) Share Repurchase Program, Authorized, Maximum Repurchases In Period Share Repurchase Program, Authorized, Maximum Repurchases In Period Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net change in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation