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Derivative Financial Instruments and Fair Value Measurements - Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques (Details) - Convertible Debt [Member] | 3 Months Ended
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Sep. 30, 2018
Volatility [Member] | Minimum [Member] |
Fair value assumptions, measurement input, percentages | 376.75%
Volatility [Member] | Maximum [Member] |
Fair value assumptions, measurement input, percentages | 351.70%
Volatility [Member] | Initial Valuations [Member] |
Fair value assumptions, measurement input, percentages | 294.92%
Expected Remaining Term [Member] | Minimum [Member] |
Fair value assumptions, measurement input, term | 7 months 13 days
Expected Remaining Term [Member] | Maximum [Member] |
Fair value assumptions, measurement input, term | 10 months 28 days
Expected Remaining Term [Member] | Initial Valuations [Member] |
Fair value assumptions, measurement input, term | 1 year
Risk Free Interest Rate [Member] | Minimum [Member] |
Fair value assumptions, measurement input, percentages | 2.36%
Risk Free Interest Rate [Member] | Maximum [Member] |
Fair value assumptions, measurement input, percentages | 2.59%
Risk Free Interest Rate [Member] | Initial Valuations [Member] |
Fair value assumptions, measurement input, percentages | 2.47%
Expected Dividend Yield [Member] |
Fair value assumptions, measurement input, percentages |
Expected Dividend Yield [Member] | Initial Valuations [Member] |
Fair value assumptions, measurement input, percentages |

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