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Investments - Narrative (Details) ₪ in Thousands, $ in Thousands						12 Months Ended
	Apr. 01, 2020 ILS (₪)	Nov. 07, 2019	Nov. 06, 2019	Jun. 14, 2018	Mar. 13, 2018	Dec. 31, 2020	Dec. 31, 2019	Apr. 01, 2020 USD ($)
Cronos GrowCo | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Ownership percentage				50.00%		50.00%	50.00%
MedMen Canada | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Ownership percentage					50.00%	50.00%	50.00%
MedMen Canada | Minimum | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
License term					20 years
Natuera | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Ownership percentage						50.00%	50.00%
Cannasoul Analytics Ltd. | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Collaborative arrangement, percentage of profits to be received						70.00%
Collaborative arrangement, profits to be received, maximum percentage of amounts advanced						150.00%
Collaborative arrangement, percentage of profits to be received, triggering event, subsequent to maximum percentage of amounts advanced being met						50.00%
Cannasoul Analytics Ltd. | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Cannasoul Collaboration Loan | Loans Receivable
Variable Interest Entity [Line Items]
Collaborative arrangement, term of agreement	2 years
Cannasoul Analytics Ltd. | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement | Cannasoul Collaboration Loan | Variable Interest Entity, Not Primary Beneficiary | Loans Receivable
Variable Interest Entity [Line Items]
Collaboration agreement, amount of advances	₪ 8,297							$ 2,574
Collaborative arrangement, term of agreement						2 years
Interest rate	3.50%					3.50%		3.50%
Cronos Australia
Variable Interest Entity [Line Items]
Interest rate						12.00%
Cronos Australia | Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Ownership percentage		31.00%	50.00%			31.00%	31.00%

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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