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Note 1 - Organization and Significant Accounting Policies - Concentrations Risk by Geographic Locations (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Long-Lived Assets | $ 46,611 | $ 30,389 |
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] |  |  |
Canada | 100.00% | 100.00% | 100.00%
UNITED STATES |  |  |
Long-Lived Assets | $ 40,708 | $ 30,389 |
UNITED STATES | Revenue Benchmark [Member] | Geographic Concentration Risk [Member] |  |  |
Canada | 7.00% | 13.00% | 16.00%
NETHERLANDS |  |  |
Long-Lived Assets | $ 5,903 | $ 0 |
CANADA | Revenue Benchmark [Member] | Geographic Concentration Risk [Member] |  |  |
Canada | 4.00% | 4.00% | 3.00%
EMEA [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member] |  |  |
Canada | 10.00% | 8.00% | 11.00%
Geographic, Other [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member] |  |  |
Canada | 1.00% | 2.00% | 1.00%

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