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Note 22 - Income Tax - Gross Operating Loss Carryforwards (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Domestic Tax Authority [Member] | Canada Revenue Agency [Member] |  |
Gross net operating loss carry forward | $ 5,632 | $ 16,525
Gross net operating loss not recognized | 65 | 24
Net operating loss carry foward | 5,567 | 16,501
Domestic Tax Authority [Member] | Canada Revenue Agency [Member] | Capital Loss Carryforward [Member] |  |
Gross capital loss carry forward | 1,922 | 1,864
Gross capital loss not recognized | 1,922 | 1,758
Net capital loss carry forward |  | 106
Foreign Tax Authority [Member] | Internal Revenue Service (IRS) [Member] |  |
Gross net operating loss carry forward | 3,059 | 3,144
Gross net operating loss not recognized | 924 | 922
Net operating loss carry foward | 2,135 | 2,222
Foreign Tax Authority [Member] | Internal Revenue Service (IRS) [Member] | Capital Loss Carryforward [Member] |  |
Gross capital loss carry forward | 1,698 | 1,698
Gross capital loss not recognized | 1,698 | 1,698
Net capital loss carry forward |  |
Foreign Tax Authority [Member] | Other Foreign Tax Authorities [Member] |  |
Gross net operating loss carry forward | 53,997 | 40,006
Gross net operating loss not recognized | 32,091 | 21,476
Net operating loss carry foward | 21,906 | 18,530
Foreign Tax Authority [Member] | Other Foreign Tax Authorities [Member] | Capital Loss Carryforward [Member] |  |
Gross capital loss carry forward | 6,876 | 6,271
Gross capital loss not recognized | 6,876 | 6,271
Net capital loss carry forward |  |

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- Definition The gross amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References No definition available. + Details
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- Definition The unrecognized amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References No definition available. + Details
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- Definition The gross amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References No definition available. + Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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