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 |