Condensed Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
CASH FLOW FROM OPERATING ACTIVITIES
Net income (loss) attributable to Green Thumb Industries Inc.	$ 14,992,967	$ (59,116,407)	$ (5,243,917)
Net income (loss) attributable to non-controlling interest	4,084,953	(430,463)	27,811,696
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	52,505,575	31,482,340	5,183,980
Amortization of operating lease assets	26,287,253	7,291,154
Loss on disposal of property and equipment	31,340		667,837
Loss from investment in associate		56,423	55,750
Bad debt expense	367,400
Deferred rent			(20,978)
Deferred income taxes	2,094,504	(13,680,913)	4,061,000
Stock based compensation	19,336,718	18,285,377	12,148,251
Decrease (increase) in fair value of investments	(28,690,766)	5,586,480	(51,942,861)
Decrease in fair value conversion feature			(1,293,474)
Changes in value of liabilities related to put option and purchase of noncontrolling interests		132,523	(2,518,180)
Interest on convertible note payable			434,000
Gain on settlement of contingent consideration	(9,877,014)
Interest on contingent consideration payable and acquisition liabilities	1,235,072	3,908,529	178,030
Increase (decrease) in fair value of warrant liability	23,001,771	(4,159,687)
Decrease in fair value of note receivable	815,937	6,608,790
Amortization of debt discount	5,158,618	5,177,775
Changes in operating assets and liabilities:
Accounts receivable	(14,252,134)	(791,709)	(3,682,031)
Inventories	(23,377,268)	(19,928,761)	(7,441,790)
Prepaid expenses and other current assets	230,406	(5,656,786)	(2,092,697)
Deposits and other assets	755,630	(306,795)	(679,072)
Accounts payable	11,674,295	(1,398,269)	4,725,096
Accrued liabilities	18,683,963	10,366,677	1,722,772
Operating lease liabilities	(17,682,357)	(6,488,207)	0
Income tax payable	8,540,102	5,048,319	243,585
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	95,916,965	(18,013,610)	(17,683,003)
CASH FLOW FROM INVESTING ACTIVITIES
Purchases of property and equipment	(59,796,992)	(88,557,016)	(27,432,847)
Proceeds from disposal of assets	11,799,025	20,325,557
Investments in securities	(525,000)		(42,550,000)
Proceeds from repayment or sale of securities	169,818		20,000,000
Investment in associates			(4,387,500)
Advances to related parties			(2,750,000)
Repayments from related parties			583,686
Repayment of note receivable		3,000,000
Issuance of notes receivable			(3,500,000)
Consolidation of variable interest entities			154,776
Purchases of licenses			(49,999)
Purchase of businesses, net of cash acquired	(8,921,162)	(109,439,921)	(51,489,384)
NET CASH USED IN INVESTING ACTIVITIES	(57,274,311)	(174,671,380)	(111,421,268)
CASH FLOW FROM FINANCING ACTIVITIES
Contributions from limited liability company unit holders	50,000	1,650,000	21,748,211
Distributions to third parties and limited liability company unit holders	(2,788,500)	(7,516,061)	(17,368,034)
Payment for change in ownership interests of subsidiary			(700,000)
Proceeds from shares issued pursuant to private placement			66,805,295
Proceeds from exchangeable notes payable			45,000,000
Proceeds from fundraiser transactions			140,289,093
Proceeds from exercise of options and warrants	1,640,147	540,089	906,296
Reverse takeover, private placement, and fundraise transaction financing costs			(10,627,423)
Proceeds from issuance of notes payable		117,435,724	825,000
Principal repayment of notes payable	(303,850)	(18,743,500)	(1,353,592)
Payment for purchase of noncontrolling interest	(150,000)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(1,552,203)	93,366,252	245,524,846
CASH, CASH EQUIVALENTS AND RESTRICTED CASH:
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	37,090,451	(99,318,738)	116,420,575
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	46,667,334	145,986,072	29,565,497
CASH AND CASH EQUIVALENTS, END OF PERIOD	83,757,785	46,667,334	145,986,072
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Interest paid	12,761,513	5,019,465	874,298
NONCASH INVESTING AND FINANCING ACTIVITIES
Purchase of property and equipment with cancellation of note receivable			605,000
Conversion of notes payable into equity			8,613,740
Compensation options issued for reverse takeover services			906,366
Initial consolidation of variable interest entities, net of cash			(319,411)
Accrued capital expenditures	(2,029,105)	14,949,980	2,710,085
Distributions of investments			26,134,851
Liability related to put option of convertible note payable			7,108,043
Noncash increase in right of use asset	(79,084,799)	(63,477,013)
Noncash increase in lease liability	$ 79,084,799	63,975,259
Net liability upon adoption of ASC 842, Leases		(498,246)
Exercise of put options		$ (1,128,776)
Warrants attributable to debt issuance	753,658	20,039,530
Mortgages associated with dispensaries	$ 3,607,000
Liability for purchase of noncontrolling interest	(5,350,000)	$ (25,420,009)	25,068,847
Liability associated with acquisition agreement	2,000,000
Issuance of contingent shares under acquisition agreement	22,485,670	10,999,040
Deferred share issuances	751,987	16,587,798
Deferred share distributions	(14,752,468)
Issuance of shares under business combinations	4,619,237	495,737,729	51,151,649
Inventory	131,204	13,746,656	975,329
Accounts receivable		2,164,140
Prepaid assets	17,280	531,276	26,635
Property and equipment	263,860	16,628,952	3,938,703
Investments		9,900,000
Right of use assets	119,313	7,461,953
Identifiable intangible assets	6,181,523	377,163,592	76,650,639
Goodwill	7,612,476	331,208,108	39,016,100
Deposits and other assets	610,863	1,171,667	239,808
Liabilities assumed	(1,519,596)	(9,729,371)	(2,088,369)
Lease liabilities	(119,313)	(7,461,953)
Contingent liabilities		(56,992,000)	(8,857,220)
Equity interests issued	(5,096,648)	(495,806,400)	(49,689,149)
Conversion of note receivable previously issued		(27,121,559)
Acquisition liability		(17,378,866)
Deferred income taxes	720,200	(36,046,274)	(6,680,000)
Noncontrolling interests			(2,043,092)
Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed)	$ 8,921,162	$ 109,439,921	$ 51,489,384