CLS Holdings USA, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Stockholders??? Equity (Details)

Stockholders’ Equity (Details)							2 Months Ended	6 Months Ended		12 Months Ended
Stockholders’ Equity (Details)	Jul. 17, 2021 USD ($) $ / shares shares	Apr. 15, 2021 $ / shares shares	Mar. 31, 2021 $ / shares shares	Dec. 12, 2018 $ / shares shares	Jun. 20, 2018 USD ($) shares	May 31, 2018	Mar. 31, 2018 $ / shares shares	Nov. 30, 2021 USD ($) $ / shares shares	Nov. 30, 2020 USD ($) shares	May 31, 2019 USD ($)	Oct. 31, 2021 $ / shares shares	May 31, 2021 $ / shares shares	Apr. 30, 2021 USD ($)	Jun. 20, 2018 $ / shares
Stockholders’ Equity (Details) [Line Items]
Common Stock, Shares Authorized								750,000,000				750,000,000
Common Stock, Par or Stated Value Per Share (in Dollars per share) \| $ / shares								$ 0.0001				$ 0.0001
Preferred Stock, Shares Authorized								20,000,000				20,000,000
Preferred Stock, Par or Stated Value Per Share (in Dollars per share) \| $ / shares								$ 0.001				$ 0.001
Common Stock, Shares, Issued								128,158,082				127,221,416
Common Stock, Shares, Outstanding								128,158,082				127,221,416
Stock Issued During Period, Shares, Conversion of Convertible Securities	936,666
Warrants and Rights Outstanding, Term	3 years	5 years
Class of Warrant or Rights, Granted	468,333						205,238
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) \| $ / shares	$ 0.4		$ 1.1					$ 0.4125
Debt Conversion, Original Debt, Amount (in Dollars) \| $	$ 281,000							$ 281,000	$ 0
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture									50,000
Debt Instrument, Convertible, Conversion Price (in Dollars per share) \| $ / shares		$ 0.3	$ 0.3	$ 0.8							$ 0.8
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		10,382,785	22,516,374	8,408,400							3,893,545
Warrant Description		each warrant issuable pursuant to conversion of such debentures is exercisable for one share of the Company’s common stock at a price equal to 137.5% of the conversion price (presently $0.4125 per share) until July 14, 2024	each warrant issuable pursuant to conversion of the Canaccord Debentures is exercisable for one share of the Company’s common stock at a price equal to $0.40 per share until March 31, 2024.
Debt Instrument, Face Amount (in Dollars) \| $													$ 6,229,672
Warrants Issued, Price Per Warrant (in Dollars per share) \| $ / shares														$ 0.45
Service Provider [Member]
Stockholders’ Equity (Details) [Line Items]
Cancellation of Contract (in Dollars) \| $									$ 22,500
Stock Repurchased and Retired During Period, Shares									100,000
Service [Member]
Stockholders’ Equity (Details) [Line Items]
Cancellation of Contract (in Dollars) \| $									$ 3,250
Stock Repurchased and Retired During Period, Shares									25,000
Officer [Member]
Stockholders’ Equity (Details) [Line Items]
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture (in Dollars) \| $									$ 53,876
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture									125,000
To Be Issued to Officers [Member]
Stockholders’ Equity (Details) [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) \| $ / shares							$ 1.25
Special Warrants [Member]
Stockholders’ Equity (Details) [Line Items]
Adjustments to Additional Paid in Capital, Warrant Issued (in Dollars) \| $					$ 1,495,373
Special Warrants [Member] \| Compensation Warrants [Member]
Stockholders’ Equity (Details) [Line Items]
Class of Warrant or Rights, Granted					2,317,842
Debenture Offering [Member] \| Compensation Warrants [Member]
Stockholders’ Equity (Details) [Line Items]
Class of Warrant or Rights, Granted				268,680
Adjustments to Additional Paid in Capital, Warrant Issued (in Dollars) \| $										$ 874,457
Debenture Offering [Member] \| Debenture Offering, Advisory and Agent Fees [Member]
Stockholders’ Equity (Details) [Line Items]
Class of Warrant or Rights, Granted				1,074,720
Unit, Description				Each warrant entitles the holder to purchase a unit for $0.80, which unit consists of one share of common stock and a warrant to purchase one-half share of common stock at an exercise price of $1.10 per share
Warrant, Term of Warrants				3 years
Debenture Offering, Advisory and Agent Fees [Member]
Stockholders’ Equity (Details) [Line Items]
Unit Exercise Price (in Dollars per share) \| $ / shares				$ 1.1
WestPark Capital Inc [Member]
Stockholders’ Equity (Details) [Line Items]
Unit, Description						Each warrant entitles the holder to purchase one unit, which consists of one share of common stock and a warrant to purchase one share of common stock, for C$0.65 per share	Each unit consists of four shares of common stock and one warrant to purchase a share of common stock for $0.75 per share.