Cover [Abstract] Document Information [Table] Document Information [Line Items] Document Type Entity Interactive Data Current Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Current Reporting Status Entity Shell Company Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Ex Transition Period Entity Address, State or Province Entity Common Stock, Shares Outstanding Title of 12(g) Security Class of Stock [Axis] Class of Stock [Domain] Subordinate Voting Shares [Member] Subordinate Voting Shares [Member] Subordinate Voting Shares [member] Subordinate voting shares [member] Multiple Voting Shares [Member] Multiple Voting Shares [Member] Multiple Voting Shares [member] Multiple voting shares [member] Super Voting Shares [Member] Super Voting Shares [Member] Super Voting Shares [member] Super voting shares [member] Statement of Financial Position [Abstract] Statement [Table] Statement [Line Items] Assets [Abstract] ASSETS Assets, Current [Abstract] Current Assets: Long-term Investments Investments Beginning balance Ending balance Investment In Associate Investment in Associate Investment in associate. Accounts Receivable, after Allowance for Credit Loss, Noncurrent, Total Notes Receivable Intangible Assets, Net (Excluding Goodwill) Intangible Assets, Net Intangible Assets Net Goodwill Balance at beginning Balance at end Goodwill Deposits And Other Assets Noncurrent Deposits and Other Assets Deposits and other assets noncurrent Assets TOTAL ASSETS Operating Lease, Right-of-Use Asset Right of Use Assets, Net Operating lease right of use asset Property, Plant and Equipment, Net Property and Equipment, Net Beginning balance Ending balance Assets, Current Total Current Assets Current assets Other Assets, Current Other Current Assets Prepaid Expense, Current Prepaid Expenses Inventory, Net Inventories Total Inventories Accounts Receivable, after Allowance for Credit Loss, Current, Total Accounts Receivable Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and Cash Equivalents TOTAL CASH, AND CASH EQUIVALENTS AND RESTRICED CASH Liabilities and Equity [Abstract] LIABILITIES AND SHAREHOLDERS' EQUITY Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] SHARE HOLDERS' EQUITY Common Stock Value Issued Share Capital Common stock value issued. Contributed Surplus Contributed Surplus Contributed surplus. Deferred Share Issuances Deferred Share Issuances Distribution of deferred shares Deferred share issuances during the current period. Accumulated Deficit Accumulated Deficit Accumulated deficit. Stockholders' Equity Attributable to Parent Equity of Green Thumb Industries Inc. Stockholders' Equity Attributable to Noncontrolling Interest Noncontrolling interests Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest TOTAL SHAREHOLDERS' EQUITY Ending balance Beginning balance Liabilities TOTAL LIABILITIES Commitments and Contingencies COMMITMENTS AND CONTINGENCIES Liabilities [Abstract] LIABILITIES Liabilities, Current [Abstract] Current Liabilities: Accounts Payable, Current Accounts Payable Accrued Liabilities, Current Accrued Liabilities Notes Payable, Current Current Portion of Notes Payable Less: current portion of notes payable Operating Lease, Liability, Current Current Portion of Lease Liabilities Liability For Acquisition Of Noncontrolling Interest Liability for Acquisition of Noncontrolling Interest Liability for acquisition of noncontrolling interest Business Combination, Contingent Consideration, Liability, Current Contingent Consideration Payable Accrued Income Taxes, Current Income Tax Payable Liabilities, Current Total Current Liabilities Current liabilities Liabilities, Noncurrent [Abstract] Long-Term Liabilities: Operating Lease, Liability, Noncurrent Lease Liabilities, Net of Current Portion Notes Payable, Noncurrent Notes Payable, Net of Current Portion and Debt Discount Notes payable, net of current portion Business Combination, Contingent Consideration, Liability, Noncurrent Contingent Consideration Payable Product Warranty Accrual, Noncurrent Warrant Liability Deferred Income Taxes and Other Liabilities, Noncurrent Deferred Income Taxes Liabilities and Equity TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Common Stock, Shares, Issued Common Stock, Shares, Issued Common Stock, Shares, Outstanding Beginning balance Ending balance Common Stock, Shares, Outstanding Common Stock Share Authorized Common Stock, Shares Authorized Common stock share authorized. Income Statement [Abstract] Gross Profit Gross Profit Operating Expenses [Abstract] Expenses: Selling, General and Administrative Expense Selling, General, and Administrative Operating Expenses Total Expenses Operating Income (Loss) Income (Loss) From Operations Other Nonoperating Income (Expense) [Abstract] Other Income (Expense): Other Nonoperating Income (Expense) Other Income (Expense), net Total Other Income (Expense) Interest Income, Other Interest Income, net Interest Expense Interest Expense, net Nonoperating Income (Expense) Total Other Income (Expense) Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (Loss) Before Provision for Income Taxes And Non-Controlling Interest Income/(Loss) before Income Taxes Income Tax Expense (Benefit) Provision For Income Taxes Income Tax Expense Income Taxes Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net Income (Loss) Before Non-Controlling Interest Net (loss) income Revenues Revenues, net of discounts Revenues Cost of Goods and Services Sold Cost of Goods Sold, net Net Income (Loss) Attributable to Noncontrolling Interest Net Income Attributable to Non-Controlling Interest Net income attributable to non-controlling interest Net Income (Loss) Attributable to Parent Net Income (Loss) Attributable To Green Thumb Industries Inc. Net loss attributable to Green Thumb Industries Inc. Earnings Per Share, Basic Net Income (Loss) per share - basic Earnings Per Share, Diluted Net Income (Loss) per share - diluted Weighted Average Number of Shares Outstanding, Basic Weighted average number of shares outstanding - basic Weighted Average Number of Shares Outstanding, Diluted Weighted average number of shares - outstandingdiluted Number of Shares Outstanding, Diluted Statement of Stockholders' Equity [Abstract] Adoption Of ASC Eight Four Two Leases Adoption of ASC 842, Leases Adoption of ASC eight four two leases. Noncontrolling Interests Adjustment For Change In Ownership Noncontrolling interests adjustment for change in ownership Noncontrolling interests adjustment for change in ownership. Distribution From Limited Liability Company Unit Holders Contributions from limited liability company unit holders Distribution from limited liability company unit holders. Issuance Of Shares Under Business Combinations And Investments Issuance of shares under business combinations and investments Issuance of shares under business combinations and investments. Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Issuance of shares for redemption of noncontrolling interests Issuance of shares for redemption of noncontrolling interests APIC, Share-based Payment Arrangement, Option, Increase for Cost Recognition Stock based compensation Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Paid Distributions to third party and limited liability company unit holders Deferred Share Issuance Deferred share issuances Deferred share issuances during the current period. Adjustments to Additional Paid in Capital, Warrant Issued Issueance of warrants Decrease In Equity Due To Reciprocal Derivative Instruments Reciprocal derivative instrument Decrease in equity due to reciprocal derivative instruments. Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued Distribution of deferred shares Stock Issued During Period Value Distribution Of Contingent Consideration Distribution of contingent consideration Stock issued during period value distribution of contingent consideration. Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Distributions to limited liability company unit holders Stock Issued During Period Value Stock Options and Warrants Exercised Exercise of options and warrants Issuance of shares upon exercise of options and warrants Stock issued during period value stock options and warrants exercised. Shares withheld in lieu of cash Shares withheld in lieu of cash Shares withheld in lieu of cash. Equity Components [Axis] Equity Component [Domain] Shares To Be Issued [Member] Shares To Be Issued [Member] Shares to be issued [member] Contributed Surplus [Member] Contributed Surplus [Member] Contributed surplus [member] Deferred Share Issuance [Member] Deferred Share Issuance [Member] Deferred share issuance [member] Retained Earnings [Member] Retained Earnings [Member] Noncontrolling Interest [Member] Noncontrolling Interest [Member] Common Stock [Member] Share Capital [Member] Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] CASH FLOW FROM OPERATING ACTIVITIES Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Bad Debt Expense Bad debt expense Bad debt expense. Deferred Income Taxes and Tax Credits Deferred income taxes Depreciation, Depletion and Amortization Depreciation and amortization Amortization Of Operating Lease Assets Amortization of operating lease assets Amortization of operating lease assets. Share-based Payment Arrangement, Noncash Expense, Total Stock based compensation Changes In Value Of Liabilities Related To Put Option And Purchase Of Noncontrolling Interests Changes in value of liabilities related to put option and purchase of noncontrolling interests Changes in value of liabilities related to put option and purchase of noncontrolling interests. Interest On Contingent Consideration Payable And Acquisition Liabilities Interest on contingent consideration payable and acquisition liabilities Interest on contingent consideration payable and acquisition liabilities. Increase Decrease In Fair Value Of Convertible Note Receivable Decrease in fair value of note receivable Increase decrease in fair value of convertible note receivable. Amortization of Debt Issuance Costs and Discounts Amortization of debt discount Gain (Loss) on Disposition of Property Plant Equipment Loss on disposal of property and equipment Gain (Loss) on Investments (Gain) loss from investment in associate Increase Decrease In Fair Value Of Investments Decrease (increase) in fair value of investments Amount of increase (decrease) in fair value of investments. Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Decrease in fair value of contingent consideration Increase In Fair Value Of Warrants Increase in fair value of warrant liability Increase In Fair Value Of Warrants Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Accounts Receivable Accounts receivable Increase Decrease In Inventory Inventories Increase decreaseiIn inventory. Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Increase Decrease In Deposits And Other Assets Deposits and other assets Increase decrease in deposits and other assets. Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Accrued Liabilities Accrued liabilities Increase Decrease In Operating Lease Liabilities Operating lease liabilities Increase decrease in operating lease liabilities. Increase (Decrease) in Income Taxes Payable Income tax payable Net Cash Provided by (Used in) Operating Activities NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] CASH FLOW FROM INVESTING ACTIVITIES Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Payments to acquire property plant and equipment Proceeds from Sale of Productive Assets Proceeds from disposal of assets Payments to Acquire Businesses, Net of Cash Acquired Purchase of businesses, net of cash acquired Net Cash Provided by (Used in) Investing Activities NET CASH USED IN INVESTING ACTIVITIES Proceeds From Debenture Investments Repayment of debenture investments Proceeds from debenture investments. Net Cash Provided by (Used in) Financing Activities [Abstract] CASH FLOW FROM FINANCING ACTIVITIES Contributions From Limited Liability Company Unit Holders Contributions from limited liability company unit holders Contributions from limited liability company unit holders. Distributions To Third Parties And Limited Liability Company Unit Holders Distributions to third parties and limited liability company unit holders Distributions to third parties and limited liability company unit holders. Repayments of Notes Payable Principal repayment of notes payable Net Cash Provided by (Used in) Financing Activities NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES Proceeds From Exercise Of Options And Warrants Proceeds from exercise of options and warrants Proceeds from exercise of options and warrants. Proceeds from Notes Payable Proceeds from issuance of notes payable Payments to Noncontrolling Interests Payment for purchase of noncontrolling interest Supplemental Cash Flow Information [Abstract] SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION Interest Paid, Excluding Capitalized Interest, Operating Activities Interest paid Noncash Investing and Financing Items [Abstract] NONCASH INVESTING AND FINANCING ACTIVITIES Noncash Increase In Right Of Use Asset Noncash increase in right of use asset Noncash increase in right of use asset. Net Liability Upon Adoption Of ASC 842Leases Net liability upon adoption of ASC 842, Leases Net liability upon adoption of ASC 842 leases. Exercise Of Put Option Exercise of put option Exercise of put option. Stock Issued Issuance of shares under acquisition agreement Deferred Share Issuances To Prior Owners Of noncontrolling interest Deferred share issuances Deferred share issuances to prior owners of noncontrolling interest. Accrued Capital Expenditures Accrued capital expenditures Accrued capital expenditures Noncash or Part Noncash Acquisition, Inventory Acquired Inventory Non cash Or Part Noncash Acquisition Contingent Liabilities Contingent liabilities Non cash or part non cash acquisition contingent liabilities. Non cash Or Part Noncash Acquisition Equity Interests Issued Equity interests issued Non cash or part non cash acquisition equity interests issued. Noncash Or Part Non cash Acquisition Conversion Of Note Receivable Previously Issued Conversion of note receivable previously issued Non cash or part non cash acquisition conversion of note receivable previously issued. Non cash Or Part Noncash Acquisition Liability Acquisition liability Non cash or part non cash acquisition liability. Noncash Or Part Noncash Acquisition Deferred Income Taxes Deferred income taxes Noncash or partnNoncash acquisition deferred income taxes. Noncash or Part Noncash Acquisition, Accounts Receivable Acquired Accounts receivable Noncash or Part Noncash Acquisition, Fixed Assets Acquired Property and equipment Noncash Or Part Noncash Acquisition Right Of Use Assets Right of use assets Non cash or part noncash acquisition right of use assets. Non cash Or Part Noncash Acquisition Goodwill Goodwill Non cash or part noncash acquisition goodwill. Noncash Or Part Noncash Acquisition Deposits And Other Assets Deposits and other assets Non cash Or Part Non cash Acquisition deposits And other assets. Noncash or Part Noncash Acquisition, Other Liabilities Assumed Liabilities assumed Noncash Or Part Noncash Acquisition Lease Liabilities Lease liabilities Non cash or part noncash acquisition lease liabilities. Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed) Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed) Noncash Or Part Noncash Deferred Stock Issued Deferred share issuances Deferred share issuances during the current period. Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued Warrants attributable to debt issuance Non Cash Or Part Cash Acquistion Liabilities Incurred For Purchase Of Non Controlling Interest Liability for purchase of noncontrolling interest Non cash or part cash acquistion liabilities incurred for purchase of non controlling interest . Noncash or Part Noncash Acquisition, Value of Liabilities Assumed Liability associated with acquisition agreement Noncash Increase in Lease Liability Noncash increase in lease liability Noncash increase in lease liability. Mortgage Associated With Illinois Dispensary Mortgages associated with dispensaries Mortgage associated with illinois dispensary. Non cash Or Part Non cash Acquisition Acquired Increase And Decrease Goodwill Identifiable intangible assets Non cash Or Part Non cash Acquisition Acquired increase and (decrease) goodwill. Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] CASH, CASH EQUIVALENTS AND RESTRICED CASH: