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           Subsequent events HEP Investments (Details) (USD $) 
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           Apr. 25, 2013 
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           Apr. 15, 2013 
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|---|---|---|
| Advance Amount agreed by the Lender | $ 0 | $ 3,750,000 | 
| Amounts advanced under the note | $ 2,199,592 | $ 0 | 
| Convertible price per share | $ 0.12 | $ 0 | 
| Discount off of the ten day trailing quoted price of common stock | 25.00% | 0.00% | 
| Interest rate p.a. | 11.00% | 0.00% | 
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- Definition 
          Advance Amount agreed by the Lender No definition available. 
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| X | ||||||||||
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- Definition 
          Amounts advanced under the note No definition available. 
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| X | ||||||||||
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- Definition 
          The price per share at which the convertible preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed at. The redemption features of this convertible preferred stock that are solely within the control of the issuer. No definition available. 
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| X | ||||||||||
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- Definition 
          Discount off of the ten day trailing quoted price of common stock No definition available. 
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| X | ||||||||||
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- Definition 
          Interest rate p.a. No definition available. 
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