Income Taxes (Details 1) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Income Taxes (Details 1) | ||
| Tax benefit at U.S. federal and state statutory rates | $ (2,200,000) | $ (3,300,000) |
| Tax benefit at state statutory rates | (100,000) | (700,000) |
| Tax benefit from federal and state R&D tax credits | (100,000) | (200,000) |
| Increase (decrease) in valuation allowance | 2,400,000 | 4,200,000 |
| Total | ||
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- References No definition available.
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount 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 state and local income tax expense (benefit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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