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Income Taxes (Tables)
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12 Months Ended |
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Dec. 31, 2013
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| Income Tax Disclosure [Abstract] |
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| Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
Income tax expense consists of: | | | Current | | Deferred | | Total | | | Year ended December 31, 2013: | | | | | | | | | | | | U.S. federal | | $ | (55,148) | | $ | - | | $ | (55,148) | | | State and local | | | 100 | | | - | | | 100 | | | | | $ | (55,048) | | $ | - | | $ | (55,048) | | | Year ended December 31, 2012: | | | | | | | | | | | | U.S. federal | | $ | 584 | | $ | - | | $ | 584 | | | State and local | | | 100 | | | - | | | 100 | | | | | $ | 684 | | $ | - | | $ | 684 | | |
| Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |
Income tax benefit was $ 55,000 for the year ended December 31, 2013 and income tax expense was $ 1,000 for the year ended December 31, 2012, and differed from the amounts computed by applying the U.S. federal income tax rate of 34% to pretax income from continuing operations as a result of the following: | | | December 31, | | | | | 2013 | | 2012 | | | Computed “expected” tax expense (benefit) | | $ | (3,619,353) | | $ | 1,321,780 | | | Increase (reduction) in income taxes resulting from: | | | | | | | | | Change in valuation allowance | | | (493,355) | | | (1,365,408) | | | Loss of tax attributes due to change in ownership | | | 3,540,653 | | | - | | | Transaction fees | | | 394,803 | | | - | | | Settlement for termination of stock rights | | | 310,572 | | | - | | | State and local income taxes, net of federal income | | | | | | | | | tax benefit | | | 66 | | | 66 | | | Stock expense | | | 85,270 | | | 32,336 | | | Research and development tax credits | | | (227,189) | | | - | | | Other, net | | | (46,515) | | | 11,910 | | | | | $ | (55,048) | | $ | 684 | | |
| Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
The tax effects of temporary differences that give rise to significant portions of the deferred tax assets and deferred tax liabilities at December 31, 2013 and 2012 are presented below. | | | December 31, | | | | | 2013 | | 2012 | | | Deferred tax assets: | | | | | | | | | Stock-based compensation | | $ | 1,152,904 | | $ | 859,095 | | | Net operating loss carryforwards | | | 10,041,416 | | | 9,216,044 | | | Employee benefits | | | 59,505 | | | 38,927 | | | Alternative-minimum tax credit carryforwards | | | - | | | 17,635 | | | Research and development tax credits | | | 410,490 | | | 1,210,405 | | | Other deductible tempory differences | | | - | | | 280,872 | | | Total gross deferred tax assets | | | 11,664,315 | | | 11,622,978 | | | Less valuation allowance | | | (11,660,247) | | | (11,619,578) | | | Net deferred tax assets | | | 4,068 | | | 3,400 | | | Deferred tax liabilities: | | | | | | | | | Plant and equipment | | | (4,068) | | | (3,400) | | | Total gross deferred tax liabilities | | | (4,068) | | | (3,400) | | | Net deferred tax liabilities | | $ | - | | $ | - | | |
| Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] |
A reconciliation of the beginning and ending amount of total unrecognized tax contingencies, excluding interest and penalties, for the years ended December 31, 2013 and 2012 are as follows: | | | December 31 | | | | | 2013 | | 2012 | | | Balance, beginning of year | | $ | 28,304 | | $ | 28,304 | | | Balance, end of year | | $ | - | | $ | 28,304 | | |