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Fair Value - Schedule of Estimated Fair Value Determined Using Option Pricing Model Assumptions (Details) - $ / shares | Sep. 30, 2020 | Dec. 31, 2019
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Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants expected term | 5 years |
Level 3 [Member] | Expected Term [Member] | Series T Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants expected term | 6 months 18 days | 1 year 1 month 6 days
Level 3 [Member] | Expected Term [Member] | Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants expected term | 4 years | 4 years 9 months
Level 3 [Member] | Common Stock Market Price [Member] | Series T Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 2.56 | 2.40
Level 3 [Member] | Common Stock Market Price [Member] | Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 2.56 | 2.40
Level 3 [Member] | Risk-free Interest Rate [Member] | Series T Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 0.11 | 1.59
Level 3 [Member] | Risk-free Interest Rate [Member] | Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 0.22 | 1.68
Level 3 [Member] | Expected Volatility [Member] | Series T Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 128 | 168
Level 3 [Member] | Expected Volatility [Member] | Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 146 | 135
Level 3 [Member] | Resulting Fair Value (Per Warrant) [Member] | Series T Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 1.04 | 1.47
Level 3 [Member] | Resulting Fair Value (Per Warrant) [Member] | Series U Warrants [Member] |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Warrants measurement input | 2.21 | 1.94

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