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Note 20 - Segment Reporting - Summary of Cost of Revenues From Each Significant Revenue Stream (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Network, other costs | $ 17,433 | $ 14,769 | $ 10,194
Cost of Revenue, Total | 242,894 | 226,044 | 225,717
Network Expenses [Member] |  |  |
Network, other costs |  |  | 10,194
Network, depreciation and amortization costs | 29,101 | 18,035 | 13,484
Network, impairment | 92 | 201 | 1,638
Total Network Expenses | 46,626 | 33,005 | 25,316
Network Access Services [Member] | Network Expenses [Member] |  |  |
Network, other costs | 17,433 |  |
Network Access Services [Member] | Fiber Internet Services [Member] |  |  |
Cost of revenue | 17,004 | 12,035 | 6,856
Network Access Services [Member] | Platform Services [Member] |  |  |
Cost of revenue | 1,294 | 504 | 183
Network Access Services [Member] | Other Services [Member] |  |  |
Cost of revenue | 1,632 | 804 | 0
Network Access Services [Member] | Wavelo [Member] |  |  |
Cost of revenue | 2,926 | 1,308 | 183
Domain Name Services [Member] | Network Expenses [Member] |  |  |
Network, other costs |  | 14,769 |
Domain Name Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | 150,408 | 149,757 | 149,804
Domain Name Services [Member] | Retail Services [Member] |  |  |
Cost of revenue | 16,482 | 17,731 | 17,647
Domain Name Services [Member] | Tucows Domains [Member] |  |  |
Cost of revenue | 166,890 | 167,488 | 167,451
Domain Name Services [Member] | Mobile Services and Elimination [Member] |  |  |
Cost of revenue | 9,448 | 12,208 | 25,911
Domain Name Services [Member] | Domain Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | 147,894 | 147,213 | 146,788
Domain Name Services [Member] | Value Added Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | $ 2,514 | $ 2,544 | $ 3,016

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