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Basis of Presentation, Summary of Significant Accounting Policies and Nature of Operations (Narrative) (Details) (USD $)
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3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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Dec. 31, 2013
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Dec. 31, 2012
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| Extention of fuel cycle length | 24 months | |||||
| Operating cycle length | 18 months | |||||
| Maximum increase in power output | 30.00% | |||||
| Metallic fuel power uprate percentage | 10.00% | |||||
| Operating cycle length - Westinghouse-type | 24 months | |||||
| Stock based compensation | $ 125,297 | $ 210,653 | ||||
| Cash and Cash Equivalents, at Carrying Value | 987,954 | 586,016 | 987,954 | 586,016 | 3,672,877 | 2,197,555 |
| Valuation allowance | 100.00% | 100.00% | 100.00% | |||
| Research and Development Expense | 624,448 | 615,281 | 1,056,434 | 1,258,554 | ||
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Minimum [Member]
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| Power output increase based on future potential reveunes | 10.00% | |||||
| Amortization period for patents | 17 years | |||||
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Maximum [Member]
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| Power output increase based on future potential reveunes | 17.00% | |||||
| Federally insured cash limit | 250,000 | 250,000 | ||||
| Amortization period for patents | 20 years | |||||
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Approximations [Member]
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| Stock based compensation | 100,000 | 100,000 | 200,000 | |||
| Cash and Cash Equivalents, at Carrying Value | 1,000,000 | 1,000,000 | 3,700,000 | |||
| Restricted Cash | 600,000 | 600,000 | 600,000 | |||
| Marketable Securities | 15,000 | 15,000 | ||||
| Unrealized gain loss from financial institutions | 1,000 | (27,000) | 1,000 | (12,000) | ||
| Research and Development Expense | 600,000 | 1,100,000 | 1,300,000 | |||
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Vanguard High Yield Corp Investor Fund [Member] | Approximations [Member]
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| Marketable Securities | $ 17,000 | $ 17,000 | $ 16,000 | |||