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Related Party Debt (Details Textual) (USD $)
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9 Months Ended | ||||
|---|---|---|---|---|---|
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Sep. 30, 2012
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Dec. 31, 2011
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Sep. 30, 2012
Gaiam Inc [Member]
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Sep. 30, 2012
Gaiam Inc [Member]
Loan 30 April, 2013 [Member]
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Sep. 30, 2012
Riverside Renewable Energy Investments [Member]
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| Related Party Debt (Textual) [Abstract] | |||||
| Related party debt | $ 4,850,000 | $ 1,700,000 | $ 1,700,000 | $ 1,700,000 | $ 3,150,000 |
| Ownership of common stock with Gaiam | 38.00% | 29.00% | |||
| Repayable Amounts in May 4, 2013 | 3,000,000 | ||||
| Repayable Amounts in June 20, 2013 | 150,000 | ||||
| Interest rate | 10.00% | 10.00% | |||
| Additional Loan in cash | 1,000,000 | 1,000,000 | |||
| Debt instrument maturity extension date | Apr. 20, 2013 | Apr. 30, 2013 | Apr. 26, 2013 | ||
| Loan Commitment Option Agreement consideration value | $ 200,000 | ||||
| Current Lease Rate Per square foot, cancelled due to loan commitment | 3 | ||||