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Note 3 - Stock-Based Compensation (Details) - Common Stock Unit Activity (USD $)
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3 Months Ended | |
|---|---|---|
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Mar. 31, 2014
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Dec. 31, 2013
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| Common Stock Unit Activity [Abstract] | ||
| Shares | 46,655 | 53,324 |
| Weighted Average Grant Date Fair Value | $ 1.37 | $ 1.37 |
| Vested | (6,669) | |
| Vested | $ 1.37 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Number of non-vested options outstanding. No definition available.
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| X | ||||||||||
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- Definition
Weighted average grant-date fair value of non-vested options outstanding. No definition available.
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| X | ||||||||||
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- Definition
Number of options vested. No definition available.
|
| X | ||||||||||
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- Definition
Weighted average grant-date fair value of options vested. No definition available.
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