Note 5 - Intangible Assets - Intangible Assets (Details) - USD ($)	Nov. 30, 2018	Feb. 28, 2018
Less: accumulated amortization	$ (200,000)	$ (114,583)
Licensing Agreements [Member]
Gross intangible assets	200,000	200,000
Less: accumulated amortization	(200,000)	(114,583)
Net intangible assets	$ 0	$ 85,417