NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) - Convertible Debt [Member] - USD ($)									3 Months Ended	12 Months Ended
	Apr. 19, 2021	Apr. 15, 2021	Mar. 31, 2021	Dec. 12, 2018	Oct. 31, 2018	Oct. 26, 2018	Oct. 25, 2018	Oct. 24, 2018	Nov. 30, 2019	May 31, 2022	May 31, 2021
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Total - Convertible Notes Payable, Discounts, Current Portion										$ 0	$ 35,496
Total - Convertible Notes Payable, Discounts, Long-term Portion,										0	0
Navy Capital Debenture 1 [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount					$ 4,000,000
Interest rate					8.00%
Dated					Oct. 31, 2018
Conversion rate (in Dollars per share)					$ 0.8
Discount recorded					$ 3,254,896
Convertible					The U.S. Convertible Debenture 1 was convertible into units (the “Convertible Debenture Units”) at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature					3 years
Discount										0	1,537,034
Accrued interest										360,357	360,357
Debt Amendment		(i) the conversion price of the debenture was reduced to $0.30 per unit; and (ii) the maturity date was extended from October 31, 2021 to October 31, 2022
Loss extinguishment of debt		$ 2,038,803
Interest Payments										$ 360,357	330,327
Navy Capital Debenture 2 [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount					$ 1,000,000
Interest rate					8.00%
Dated										Oct. 31, 2018
Conversion rate (in Dollars per share)					$ 0.8
Discount recorded					$ 813,724
Convertible										The U.S. Convertible Debenture 2 was convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature										3 years
Discount										$ 0	384,259
Accrued interest										90,089	90,090
Debt Amendment		(i) the conversion price of the debentures was reduced to $0.30 per unit; and (ii) the maturity date was extended from October 31, 2021 to October 31, 2022.
Loss extinguishment of debt		$ 509,700
Interest Payments										90,089	82,582
Murray FA Debenture [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount								$ 100,000
Interest rate								8.00%
Dated								Oct. 24, 2018
Conversion rate (in Dollars per share)								$ 0.8
Discount recorded								$ 75,415
Convertible								The U.S. Convertible Debenture 3 was convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature								3 years
Discount										10,474	25,138
Accrued interest										3,604	9,009
Interest Payments										5,106	8,409
Darling Capital Debenture [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount							$ 532,000
Interest rate							8.00%
Dated							Oct. 25, 2018
Conversion rate (in Dollars per share)							$ 0.8
Discount recorded							$ 416,653
Convertible							The U.S. Convertible Debenture 4 was convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature							3 years
Discount										0	196,753
Accrued interest										47,928	47,929
Debt Amendment	(i) the conversion price of the debenture was reduced to $0.30 per unit; and (ii) the maturity date was extended from October 31, 2021 to October 31, 2022
Loss extinguishment of debt	$ 271,164
Interest Payments										47,928	44,600
Sabharwal Debenture [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount						$ 150,000
Interest rate						8.00%
Dated						Oct. 26, 2018
Conversion rate (in Dollars per share)						$ 0.8
Discount recorded						$ 120,100
Convertible						The U.S. Convertible Debenture 5 was convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature						3 years
Discount										16,681	40,033
Accrued interest										5,480	13,513
Interest Payments										7,733	12,537
Srinivasan Debenture 6 [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount						$ 75,000
Interest rate						8.00%
Dated						Oct. 26, 2018
Conversion rate (in Dollars per share)						$ 0.8
Discount recorded						$ 60,049
Convertible						The U.S. Convertible Debenture 6 was convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature						3 years
Discount										8,340	20,016
Accrued interest										2,740	6,756
Interest Payments										3,866	6,269
US Convertible Debenture 7 [Member]
NOTES PAYABLE AND CONVERTIBLE NOTES PAYABLE (Details) - Convertible Debt (Parentheticals) [Line Items]
Amount				$ 12,012,000
Interest rate				8.00%
Dated				Dec. 12, 2018
Conversion rate (in Dollars per share)				$ 0.8
Convertible				The Canaccord Debentures were convertible into Convertible Debenture Units at a conversion price of $0.80 per Convertible Debenture Unit. Each Convertible Debenture Unit consisted of (i) one share of the Company’s common stock, and (ii) one-half of one warrant, with each warrant exercisable for three years to purchase a share of common stock at a price of $1.10.
Mature				3 years
Accrued interest										1,058,531	1,076,445
Debt Amendment			(i) the conversion price of the debentures was reduced to $0.30 per unit; (ii) the maturity date was extended from December 12, 2021 to December 12, 2022; (iii) the mandatory conversion threshold was reduced from a daily volume weighted average trading price of greater than $1.20 per share to $0.60 per share for the preceding ten consecutive trading days; and (iv) the exercise price of the warrants issuable upon conversion was reduced from $1.10 to $0.40 and the expiration of the warrants extended until March 31, 2024
Loss extinguishment of debt			$ 3,286,012
Interest Payments										1,057,532	861,009
Converted									$ 25,857	$ 281,000
Converted shares (in Shares)									32,321	936,666
Converted, warrants (in Shares)									16,160	468,333
Transferred										$ 0	$ 212,601