Related Party Transactions (Details Narrative) - USD ($)					1 Months Ended	12 Months Ended
	Dec. 02, 2018	Nov. 03, 2017	Nov. 03, 2017	Aug. 07, 2017	Nov. 26, 2018	Aug. 31, 2019	Aug. 31, 2018	May 31, 2019
Debt discount						$ 0	$ 663,918
November 2018 Private Placement units issued in exchange for convertible debt, Amount						$ 5,200,000
November 2018 Private Placement [Member]
Issuance of common stock shares to purchase unit					16,666,667	1,064,085
Price per unit					$ 1.50			$ 1.50
Unit price, description					Company’s equity securities at a price of $1.50 per Unit with each Unit comprised of (a) one share of common stock; and (b) one Series T Warrant to purchase one share of common stock at a price of $1.70 per share for a period of seven (7) years.	Each unit consisted of one share of common stock and one Series T Stock Purchase Warrant to purchase one (1) share of common stock at an exercise price of $1.70 per share for a period of seven (7) years.
November 2018 Private Placement units issued in exchange for convertible debt, Shares					3,466,667
November 2018 Private Placement units issued in exchange for convertible debt, Amount					$ 5,200,000
November 2018 Private Placement units issued, Amount					$ 19,800,000
Satterlee [Member]
Legal services						$ 3,480	257,983
Mr. Bhogal [Member] | Consulting Agreement [Member]
Share-based Compensation (monthly)	$ 5,000			$ 18,750
Related party expense						$ 183,750	$ 60,000
Kalen [Member] | November 2018 Private Placement [Member]
Units purchased in exchange for cash					13,100,000
Third Amendment to 2013 Bridge Loan Agreement [Member]
Interest rate		10.50%
Debt instrument extended maturity date		Dec. 31, 2022
Third Amendment to 2013 Bridge Loan Agreement [Member] | Investor [Member]
Debt discount		$ 1,074,265	$ 1,074,265
Third Amendment to 2013 Bridge Loan Agreement [Member] | Third Amendment to the March 2015 Loan [Member] | Investor [Member]
Terms of agreement			Third Amendment to the 2015 Bridge Loan Agreement, the rate of interest increased to 10.5% and the following warrants, held by the Investor, had their maturity date extended to December 31, 2022: a) Series M Warrant to purchase 246,000 shares; b) Series N Warrant to purchase 767,000 shares; c) Series P Warrant to purchase 213,500 shares; d) Series R Warrant to purchase 468,750; and e) Series S-A Warrant to purchase 300,000 shares.
Debt instrument extended maturity date			Dec. 31, 2022
2015 Bridge Loan Agreement [Member] | Investor [Member]
Debt instrument extended maturity date		Dec. 31, 2019
December 31 2022 Member | Series M warrants [Member]
Common stock purchase		246,000	246,000
December 31 2022 Member | Series N warrants [Member]
Common stock purchase		767,000	767,000
December 31 2022 Member | Series P warrants [Member]
Common stock purchase		213,500	213,500
December 31 2022 Member | Series R warrants [Member]
Common stock purchase		468,750	468,750
December 31 2022 Member | Series S-A warrants [Member]
Common stock purchase		300,000	300,000