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Amended and restated designation to authorized preferred stock (Details) (USD $)
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Apr. 29, 2014
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| Amended and restated designation to authorized preferred stock: | |
| Preferred Stock has the right to convert into common stock at a fixed conversion price (per share) | $ 0.60 |
| The number of shares of common stock to be issued upon conversion of Preferred Stock (per share) | 166.66 |
| Eliminated the prohibition on conversion which would cause the holder to exceed percentage of ownership | 9.90% |