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

Note 11 - Notes Payable (Details) - Schedule of Debt - USD ($)	Feb. 28, 2018	May 31, 2017
Note 11 - Notes Payable (Details) - Schedule of Debt [Line Items]
Notes Payable	$ 152,174	$ 699,208
Current portion	152,174	699,208
Long term portion	0	0
Chief Executive Officer [Member] \| Binder Funding Notes [Member]
Note 11 - Notes Payable (Details) - Schedule of Debt [Line Items]
Notes Payable	152,174	77,550
Director [Member] \| Koretsky Funding Notes [Member]
Note 11 - Notes Payable (Details) - Schedule of Debt [Line Items]
Notes Payable	0	0
Director [Member] \| Newcan Funding Notes [Member]
Note 11 - Notes Payable (Details) - Schedule of Debt [Line Items]
Notes Payable	$ 0	$ 621,658