v3.21.4
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Nov. 30, 2021
May 31, 2021
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 5,000,000 5,000,000
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 800,000,000 800,000,000
Common stock, shares issued 655,781,078 393,742,663
Common stock, shares outstanding 655,781,078 393,742,663
Series A Convertible Preferred Stock [Member]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares issued 130,000 130,000
Preferred stock, shares outstanding 130,000 130,000
Series B Convertible Preferred Stock [Member]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares issued 820,800 840,000
Preferred stock, shares outstanding 820,800 840,000