v3.21.2
Fair Value Measurements (Schedule of Derivative Liability Valued Using Monte Carlo Pricing Model) (Details)
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Risk-free interest rate [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative Liability Valued Using Monte Carlo Pricing Model 0.17% 0.09%
Expected dividend yield [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative Liability Valued Using Monte Carlo Pricing Model 0.00% 0.00%
Expected stock price volatility [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative Liability Valued Using Monte Carlo Pricing Model 295.00% 300.00%
Expected option life in years [Member]    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Derivative Liability Valued Using Monte Carlo Pricing Model .037 to .70 years 0.089 to 1.69 years