Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
May 31, 2021	May 31, 2020
Goodwill [Line Items]
Effect of foreign exchange	$ 63,713	$ 64
Goodwill	2,832,794	447,330
Broken Coast Cannabis Ltd. \| Cannabis Business
Goodwill [Line Items]
Goodwill, acquired during period	105,963	105,963
Nuuvera Corp. \| Business Under Development
Goodwill [Line Items]
Goodwill, acquired during period	273,606	273,606
LATAM Holdings Inc. \| Business Under Development
Goodwill [Line Items]
Goodwill, acquired during period	63,239	63,239
CC Pharma GmbH \| Distribution Business
Goodwill [Line Items]
Goodwill, acquired during period	4,458	$ 4,458
Sweet Water \| Beverage Alcohol Business
Goodwill [Line Items]
Goodwill, acquired during period	100,202
Tilray \| Cannabis Business
Goodwill [Line Items]
Goodwill, acquired during period	2,144,143
Tilray \| Hemp Business
Goodwill [Line Items]
Goodwill, acquired during period	$ 77,470

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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