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Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives
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12 Months Ended |
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Dec. 31, 2014
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| Equipment [Member] | Minimum [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
3 years |
| Equipment [Member] | Maximum [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
5 years |
| Computer Equipment [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
3 years |
| Software and Software Development Costs [Member] | Minimum [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
3 years |
| Software and Software Development Costs [Member] | Maximum [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
5 years |
| Leasehold Improvements [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Leasehold improvements |
Lesser of useful life or lease term |
| Furniture and Fixtures [Member] |
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| Note 3 - Summary of Significant Accounting Policies (Details) - Property and Equipment, Estimated Useful Lives [Line Items] |
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| Property and equipment, estimated useful life |
5 years |