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Basis of Presentation, Summary of Significant Accounting Policies and Nature of Operations (Narrative) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Power output increase based on future potential reveunes | 17.00% |  |
Maximum increase in power output based on future revenue | 30.00% |  |
Stock based compensation | $ 975,421 | $ 1,513,021 |
Federally insured cash limit | 250,000 |  |
Cash and Cash Equivalents, at Carrying Value | 2,197,555 | 3,569,098 | 2,373,421
Valuation allowance | 100.00% |  |
More likely than not threshold | 50.00% |  |
Percentage of cost of consulting from one firm | 31.00% | 30.00% |
Minimum [Member] |  |  |
Amortization period for patents | 17 years |  |
Maximum [Member] |  |  |
Amortization period for patents | 20 years |  |
Approximations [Member] |  |  |
Stock based compensation | 1,000,000 | 1,500,000 |
Cash and Cash Equivalents, at Carrying Value | 2,200,000 | 3,600,000 |
Restricted Cash | 600,000 |  |
Marketable Securities | 1,600,000 | 5,200,000 |
Cost basis of investments | 1,600,000 | 5,100,000 |
Unrealized gain loss from financial institutions | 400,000 | 500,000 |
Doubleline Total Return Bond Fund [Member] |  |  |
Mutual Funds | 800,000 | 1,000,000 |
Vanguard Wellesley Income Fund [Member] |  |  |
Mutual Funds |  | 1,300,000 |
Vanguard High Yield Corp Investor Fund [Member] |  |  |
Mutual Funds | 100,000 | 1,300,000 |
Vanguard GNMA Investor Fund [Member] |  |  |
Mutual Funds | 700,000 | 800,000 |
Vanguard Short Term Investment Grade Investor [Member] |  |  |
Mutual Funds |  | $ 800,000 |

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