Income Taxes - Schedule of Effective Income Tax Rate (Details) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
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| Income Tax Disclosure [Abstract] | ||
| U. S. federal statutory tax rate | (21.00%) | (21.00%) |
| State income taxes, net of federal tax benefit | (6.00%) | (6.00%) |
| Expirations related to stock-based compensation | 1.20% | 0.20% |
| Adjustment to deferred tax asset | (0.30%) | (1.30%) |
| Change in valuation allowance | 26.10% | 28.10% |
| Effective tax rate | 0.00% | 0.00% |
| X | ||||||||||
- Definition Domestic federal statutory income tax rate attributable to adjustment to deferred tax asset. No definition available.
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| X | ||||||||||
- Definition Effective Income Tax Rate Reconciliation Expirations Related To Stockbased Compensation. No definition available.
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| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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