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Summary of Significant Accounting Policies (Schedule Of Securities Excluded From Dilutive Per Share Computation) (Details)
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12 Months Ended | |
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Dec. 31, 2013
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Dec. 31, 2012
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Stock options [Member]
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| Summary of Significant Accounting Policies [Line Items] | ||
| Excluded anti-dilutive stock options and warrants | 2,410,134 | 2,294,714 |
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Warrant [Member]
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| Summary of Significant Accounting Policies [Line Items] | ||
| Excluded anti-dilutive stock options and warrants | 13,887,598 | 14,679,971 |
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Unvested restricted stock [Member]
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| Summary of Significant Accounting Policies [Line Items] | ||
| Excluded anti-dilutive stock options and warrants | 75,450 | 0 |