Note 16 - Income Taxes - Schedule of Deferred Tax Assets (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|---|
| Statement Line Items [Line Items] | |||
| Net operating losses carried forward | $ 15,645 | $ 11,743 | $ 8,099 |
| Research and development expenditures | 5,450 | 5,098 | 4,946 |
| Equipment book over tax depreciation | 410 | 368 | 354 |
| Intangible asset | 2,464 | 2,307 | 2,238 |
| Undeducted financing costs | 273 | 270 | 281 |
| Ontario Research and Development Tax Credit | 427 | 398 | 388 |
| Cumulative eligible capital | 284 | 267 | 288 |
| Unrecognized deferred tax asset | $ 24,953 | $ 20,451 | $ 16,594 |
| X | ||||||||||
- Definition The unrecognized deferred tax assets related to book over tax depreciation. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to cumulative eligible capital. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to intangible assets. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to net operating losses carried forward. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to research and development expenditures. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to the Ontario research and development tax credit. No definition available.
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| X | ||||||||||
- Definition The unrecognized deferred tax assets related to undeducted financing costs. No definition available.
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| X | ||||||||||
- Definition The unrecognized amounts of income taxes recoverable in future periods in respect of: (a) deductible temporary differences; (b) the carryforward of unused tax losses; and (c) the carryforward of unused tax credits. No definition available.
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| X | ||||||||||
- References No definition available.
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