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Warrants - Schedule of Black-scholes Pricing Model Using Assumption for Warrants (Details) (10-K)
May 31, 2021
$ / shares
Mar. 31, 2021
$ / shares
Dec. 31, 2020
$ / shares
Warrants and rights outstanding, exercise price $ 0.20    
Warrants One [Member]      
Warrants and rights outstanding, exercise price   $ 0.20 $ 0.20
Warrants One [Member] | Discount Rate [Member]      
Warrants and rights outstanding, measurement input     1.16
Warrants One [Member] | Expected Volatility [Member]      
Warrants and rights outstanding, measurement input     255
Warrants One [Member] | Expected Life (years) [Member]      
Warrants and rights outstanding, term     5 years
Warrants One [Member] | Exercise Price [Member]      
Warrants and rights outstanding, exercise price     $ 0.10
Warrants One [Member] | Stock Price [Member]      
Warrants and rights outstanding, exercise price     0.27
Warrants Two [Member]      
Warrants and rights outstanding, exercise price   0.20 $ 0.20
Warrants Two [Member] | Discount Rate [Member]      
Warrants and rights outstanding, measurement input     0.025
Warrants Two [Member] | Expected Volatility [Member]      
Warrants and rights outstanding, measurement input     249
Warrants Two [Member] | Expected Life (years) [Member]      
Warrants and rights outstanding, term     5 years
Warrants Two [Member] | Exercise Price [Member]      
Warrants and rights outstanding, exercise price     $ 0.12
Warrants Two [Member] | Stock Price [Member]      
Warrants and rights outstanding, exercise price     0.06
Warrants Three [Member]      
Warrants and rights outstanding, exercise price   2.00 $ 2.00
Warrants Three [Member] | Discount Rate [Member]      
Warrants and rights outstanding, measurement input     2.27
Warrants Three [Member] | Expected Volatility [Member]      
Warrants and rights outstanding, measurement input     297
Warrants Three [Member] | Expected Life (years) [Member]      
Warrants and rights outstanding, term     3 years
Warrants Three [Member] | Exercise Price [Member]      
Warrants and rights outstanding, exercise price     $ 2
Warrants Three [Member] | Stock Price [Member]      
Warrants and rights outstanding, exercise price     0.13
Warrants Four [Member]      
Warrants and rights outstanding, exercise price   0.10 $ 0.10
Warrants Four [Member] | Discount Rate [Member]      
Warrants and rights outstanding, measurement input     0.12
Warrants Four [Member] | Expected Volatility [Member]      
Warrants and rights outstanding, measurement input     244
Warrants Four [Member] | Expected Life (years) [Member]      
Warrants and rights outstanding, term     1 year
Warrants Four [Member] | Exercise Price [Member]      
Warrants and rights outstanding, exercise price     $ 0.20
Warrants Four [Member] | Stock Price [Member]      
Warrants and rights outstanding, exercise price     0.17
Warrants Five [Member]      
Warrants and rights outstanding, exercise price   $ 0.12 $ 0.12
Warrants Five [Member] | Discount Rate [Member]      
Warrants and rights outstanding, measurement input     0.09
Warrants Five [Member] | Expected Volatility [Member]      
Warrants and rights outstanding, measurement input     239
Warrants Five [Member] | Expected Life (years) [Member]      
Warrants and rights outstanding, term     1 year
Warrants Five [Member] | Exercise Price [Member]      
Warrants and rights outstanding, exercise price     $ 0.20
Warrants Five [Member] | Stock Price [Member]      
Warrants and rights outstanding, exercise price     $ 0.13