Condensed Consolidated Statements of Cash Flows - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
CASH FLOW FROM OPERATING ACTIVITIES
Net loss attributable to Green Thumb Industries Inc.	$ (7,471,840)	$ (45,045,898)
Net income attributable to non-controlling interest	2,697,352	328,804
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	38,479,960	17,528,891
Amortization of operating lease assets	18,987,980	4,229,889
Loss on disposal of property and equipment	29,858
(Gain) loss from investment in associate		56,423
Bad debt expense	315,798
Deferred income taxes	4,377,000	(5,712,000)
Stock based compensation	15,209,520	13,324,083
Decrease (increase) in fair value of investments	(9,542,178)	886,002
Changes in value of liabilities related to put option and purchase of noncontrolling interests		(823,550)
Interest on contingent consideration payable and acquisition liabilities	998,842	3,258,804
Decrease in fair value of contingent consideration	(425,424)
Increase in fair value of warrant liability	2,060,771
Decrease in fair value of note receivable	815,937	7,424,727
Amortization of debt discount	4,048,531	2,100,738
Changes in operating assets and liabilities:
Accounts receivable	(5,616,054)	1,165,271
Inventories	(9,129,777)	(9,478,848)
Prepaid expenses and other current assets	(4,142,854)	(3,237,772)
Deposits and other assets	1,567,458	1,045,821
Accounts payable	2,242,553	1,707,947
Accrued liabilities	13,609,399	14,451,557
Operating lease liabilities	(12,674,176)	(4,184,228)
Income tax payable	14,617,544	260,535
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	71,056,200	(712,804)
CASH FLOW FROM INVESTING ACTIVITIES
Purchases of property and equipment	(49,221,442)	(66,875,245)
Proceeds from disposal of assets	11,799,025
Repayment of debenture investments		3,000,000
Purchase of businesses, net of cash acquired		(108,067,892)
NET CASH USED IN INVESTING ACTIVITIES	(37,422,417)	(171,943,137)
CASH FLOW FROM FINANCING ACTIVITIES
Contributions from limited liability company unit holders	50,000	1,650,000
Distributions to third parties and limited liability company unit holders	(2,536,658)	(7,516,061)
Proceeds from exercise of options and warrants	656,096
Proceeds from issuance of notes payable		117,435,724
Payment for purchase of noncontrolling interest	(150,000)
Principal repayment of notes payable	(229,482)	(18,778,140)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(2,210,044)	92,791,523
CASH, CASH EQUIVALENTS AND RESTRICED CASH:
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	31,423,739	(79,864,418)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	46,667,334	145,986,072
CASH AND CASH EQUIVALENTS, END OF PERIOD	78,091,073	66,121,654
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest paid	9,418,727	5,964,621
NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued capital expenditures	(6,798,187)	4,232,914
Noncash increase in right of use asset	(36,854,352)	(22,233,609)
Noncash increase in lease liability	$ 36,854,352	22,731,855
Net liability upon adoption of ASC 842, Leases		(498,246)
Exercise of put option		$ 4,200,382
Warrants attributable to debt issuance	753,658	0
Mortgages associated with dispensaries	$ 2,647,000
Liability for purchase of noncontrolling interest	(5,350,000)
Liability associated with acquisition agreement	2,000,000
Issuance of shares under acquisition agreement	(22,485,670)	$ (485,476,925)
Deferred share issuances	(14,752,467)	16,587,798
Inventory		13,602,245
Accounts receivable		2,117,412
Property and equipment	80,615	17,341,103
Right of use assets		4,154,672
Identifiable intangible assets	(145,000)	305,625,592
Goodwill	(2,003,275)	393,278,807
Deposits and other assets	603,988	1,694,533
Liabilities assumed	(1,302,604)	(9,489,616)
Lease liabilities		(4,154,672)
Equity interests issued	503,389	(485,476,925)
Contingent liabilities		(52,864,000)
Deferred share issuances		(16,587,798)
Conversion of note receivable previously issued		(27,025,800)
Acquisition liability	(228,813)	(1,630,893)
Deferred income taxes	2,491,700	(32,448,100)
Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed)		0
RECONCILIATION OF CASH, AND CASH EQUIVALENTS AND RESTRICTED CASH
Cash and cash equivalents	75,116,621	66,121,654
Restricted cash	2,974,452
TOTAL CASH, AND CASH EQUIVALENTS AND RESTRICED CASH	$ 78,091,073	$ 66,121,654