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Note 11 - Legal Proceeding (Details) (USD $)
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1 Months Ended |
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Jun. 30, 2013
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| Disclosure Text Block Supplement [Abstract] | |
| Loss Contingency, Damages Sought, Value | $ 480,000 |
| Loss Contingency Number of Warrants to Purchase Shares | 460,338 |
| X | ||||||||||
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- Definition
No authoritative reference available. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The value (monetary amount) of the award the plaintiff seeks in the legal matter. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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