Schedule of Deferred Tax Assets and Liabilities (Details) - Approximations [Member] - USD ($) |
Dec. 31, 2014 |
Dec. 31, 2013 |
|---|---|---|
| Capitalized start up costs | $ 4,100,000 | $ 4,600,000 |
| Share based compensation | 16,500,000 | 16,300,000 |
| Net operating loss carry-forward | 45,200,000 | 40,100,000 |
| Less: valuation allowance | (65,800,000) | (61,000,000) |
| Deferred Tax Assets, Net, Total | 0 | 0 |
| Deferred Tax Asset Amount [Member] | ||
| Capitalized start up costs | 1,500,000 | 1,700,000 |
| Share based compensation | 6,300,000 | 6,200,000 |
| Net operating loss carry-forward | 17,200,000 | 15,300,000 |
| Less: valuation allowance | (25,000,000) | (23,200,000) |
| Deferred Tax Assets, Net, Total | $ 0 | $ 0 |
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- Definition Capitalized start up costs No definition available.
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- Definition Share based compensation No definition available.
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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